About the Execution of LoLa+red for RERS17pb113-PT-9
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 8715.968 | 3600000.00 | 3819758.00 | 9154.80 | ?FFT??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.r327-tall-167889199100068.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is RERS17pb113-PT-9, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r327-tall-167889199100068
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 15M
-rw-r--r-- 1 mcc users 7.4K Feb 26 18:11 CTLCardinality.txt
-rw-r--r-- 1 mcc users 84K Feb 26 18:11 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Feb 26 18:10 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K 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 3.6K Feb 25 16:38 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:38 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Feb 25 16:38 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:38 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 26 18:15 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 121K Feb 26 18:15 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Feb 26 18:13 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 81K Feb 26 18:13 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:38 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:38 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-9-LTLFireability-00
FORMULA_NAME RERS17pb113-PT-9-LTLFireability-01
FORMULA_NAME RERS17pb113-PT-9-LTLFireability-02
FORMULA_NAME RERS17pb113-PT-9-LTLFireability-03
FORMULA_NAME RERS17pb113-PT-9-LTLFireability-04
FORMULA_NAME RERS17pb113-PT-9-LTLFireability-05
FORMULA_NAME RERS17pb113-PT-9-LTLFireability-06
FORMULA_NAME RERS17pb113-PT-9-LTLFireability-07
FORMULA_NAME RERS17pb113-PT-9-LTLFireability-08
FORMULA_NAME RERS17pb113-PT-9-LTLFireability-09
FORMULA_NAME RERS17pb113-PT-9-LTLFireability-10
FORMULA_NAME RERS17pb113-PT-9-LTLFireability-11
FORMULA_NAME RERS17pb113-PT-9-LTLFireability-12
FORMULA_NAME RERS17pb113-PT-9-LTLFireability-13
FORMULA_NAME RERS17pb113-PT-9-LTLFireability-14
FORMULA_NAME RERS17pb113-PT-9-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1678950757599
bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=lolaxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RERS17pb113-PT-9
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-16 07:12:39] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-16 07:12:39] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 07:12:39] [INFO ] Load time of PNML (sax parser for PT used): 632 ms
[2023-03-16 07:12:40] [INFO ] Transformed 639 places.
[2023-03-16 07:12:40] [INFO ] Transformed 31353 transitions.
[2023-03-16 07:12:40] [INFO ] Parsed PT model containing 639 places and 31353 transitions and 125418 arcs in 825 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 14 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA RERS17pb113-PT-9-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb113-PT-9-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 54 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 276 ms. Remains 627 /639 variables (removed 12) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 07:12:40] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 07:12:41] [INFO ] Computed 13 place invariants in 128 ms
[2023-03-16 07:12:43] [INFO ] Implicit Places using invariants in 2167 ms returned []
Implicit Place search using SMT only with invariants took 2190 ms to find 0 implicit places.
[2023-03-16 07:12:43] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 07:12:43] [INFO ] Invariant cache hit.
[2023-03-16 07:12:51] [INFO ] Dead Transitions using invariants and state equation in 8774 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 11255 ms. Remains : 627/639 places, 31353/31353 transitions.
Support contains 54 out of 627 places after structural reductions.
[2023-03-16 07:12:53] [INFO ] Flatten gal took : 975 ms
[2023-03-16 07:12:53] [INFO ] Flatten gal took : 784 ms
[2023-03-16 07:12:55] [INFO ] Input system was already deterministic with 31353 transitions.
Support contains 52 out of 627 places (down from 54) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 780 ms. (steps per millisecond=12 ) properties (out of 27) seen :7
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 20) 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 20) 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 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 20) 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 20) 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 20) 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 20) 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 20) 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 20) 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 20) 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 20) 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 20) 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 20) 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 20) 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 20) 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 20) 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 20) 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 20) seen :0
Running SMT prover for 20 properties.
[2023-03-16 07:12:56] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 07:12:56] [INFO ] Invariant cache hit.
[2023-03-16 07:12:57] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 07:13:22] [INFO ] After 24434ms SMT Verify possible using state equation in real domain returned unsat :0 sat :14 real:6
[2023-03-16 07:13:22] [INFO ] State equation strengthened by 829 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.checkAtomicPropositionsLogic(AtomicReducerSR.java:105)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.strongReductions(AtomicReducerSR.java:44)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.preSolveForLogic(LTLPropertySolver.java:176)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:71)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 07:13:22] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 07:13:22] [INFO ] After 25376ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 20 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 41 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 309 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 312 ms. Remains : 627/627 places, 31353/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 481 ms. (steps per millisecond=20 ) properties (out of 20) seen :2
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 18) 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 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 18) 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 18) 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 18) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 18) 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 18) 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 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 18) 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 18) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 18) 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 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 18) 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 18) 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 18) 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 18) 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 18) 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 18) seen :0
Running SMT prover for 18 properties.
[2023-03-16 07:13:23] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 07:13:23] [INFO ] Invariant cache hit.
[2023-03-16 07:13:24] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 07:13:48] [INFO ] After 24620ms SMT Verify possible using state equation in real domain returned unsat :0 sat :10 real:8
[2023-03-16 07:13:49] [INFO ] State equation strengthened by 829 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.checkAtomicPropositionsLogic(AtomicReducerSR.java:105)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.strongReductions(AtomicReducerSR.java:44)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.preSolveForLogic(LTLPropertySolver.java:176)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:71)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 07:13:49] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 07:13:49] [INFO ] After 25481ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 18 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 37 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 206 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 207 ms. Remains : 627/627 places, 31353/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 383 ms. (steps per millisecond=26 ) properties (out of 18) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 17) 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 17) 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 17) 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 17) 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 17) 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 17) 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 17) 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 17) 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 17) 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 17) 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 17) 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 17) 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 17) 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 17) 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 17) 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 17) 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 17) seen :0
Interrupted probabilistic random walk after 23684 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 23684 steps, saw 21486 distinct states, run finished after 3004 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 17 properties.
[2023-03-16 07:13:53] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 07:13:53] [INFO ] Invariant cache hit.
[2023-03-16 07:13:53] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
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.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:631)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.checkAtomicPropositionsLogic(AtomicReducerSR.java:105)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.strongReductions(AtomicReducerSR.java:44)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.preSolveForLogic(LTLPropertySolver.java:176)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:71)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 07:14:18] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 07:14:18] [INFO ] After 25048ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 17 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 35 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 210 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 211 ms. Remains : 627/627 places, 31353/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 562 ms. (steps per millisecond=17 ) properties (out of 17) seen :2
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 15) 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 15) 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 15) 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 15) 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 15) 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 15) 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 15) 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 15) 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 15) 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 15) 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 15) 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 15) 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 15) 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 15) 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 15) seen :0
Running SMT prover for 15 properties.
[2023-03-16 07:14:19] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 07:14:19] [INFO ] Invariant cache hit.
[2023-03-16 07:14:19] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 07:14:44] [INFO ] After 24636ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:13
[2023-03-16 07:14:44] [INFO ] State equation strengthened by 829 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.checkAtomicPropositionsLogic(AtomicReducerSR.java:105)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.strongReductions(AtomicReducerSR.java:44)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.preSolveForLogic(LTLPropertySolver.java:176)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:71)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 07:14:44] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 07:14:44] [INFO ] After 25162ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 15 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 32 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 401 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 401 ms. Remains : 626/627 places, 31352/31353 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(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 97 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 07:14:45] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 07:14:45] [INFO ] Invariant cache hit.
[2023-03-16 07:14:47] [INFO ] Implicit Places using invariants in 2267 ms returned []
Implicit Place search using SMT only with invariants took 2283 ms to find 0 implicit places.
[2023-03-16 07:14:47] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 07:14:47] [INFO ] Invariant cache hit.
[2023-03-16 07:14:56] [INFO ] Dead Transitions using invariants and state equation in 9029 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11413 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 211 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb113-PT-9-LTLFireability-00 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 s538 1) (GEQ s539 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 4001 ms.
Product exploration explored 100000 steps with 0 reset in 3503 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 120 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 39 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 290 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 26 ms. (steps per millisecond=384 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 25770 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25770 steps, saw 23347 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 07:15:08] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 07:15:08] [INFO ] Invariant cache hit.
[2023-03-16 07:15:08] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2023-03-16 07:15:25] [INFO ] After 17021ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 07:15:25] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 07:15:33] [INFO ] After 7788ms SMT Verify possible using 829 Read/Feed constraints in real domain returned unsat :0 sat :0
[2023-03-16 07:15:33] [INFO ] After 25030ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 17 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 375 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 376 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 212 ms. (steps per millisecond=47 ) 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 25831 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25831 steps, saw 23419 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 07:15:36] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 07:15:37] [INFO ] Computed 13 place invariants in 67 ms
[2023-03-16 07:15:37] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 07:15:53] [INFO ] After 16445ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 07:15:53] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:16:10] [INFO ] After 16846ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 07:16:10] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 07:16:17] [INFO ] After 6732ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 07:16:19] [INFO ] Deduced a trap composed of 64 places in 1368 ms of which 5 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 07:16:19] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 07:16:19] [INFO ] After 25876ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 9 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 189 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 190 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 174 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 07:16:19] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:16:19] [INFO ] Invariant cache hit.
[2023-03-16 07:16:21] [INFO ] Implicit Places using invariants in 2074 ms returned []
Implicit Place search using SMT only with invariants took 2075 ms to find 0 implicit places.
[2023-03-16 07:16:21] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:16:21] [INFO ] Invariant cache hit.
[2023-03-16 07:16:30] [INFO ] Dead Transitions using invariants and state equation in 8622 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10875 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 676 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 07:16:31] [INFO ] Computed 13 place invariants in 78 ms
[2023-03-16 07:16:31] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:16:49] [INFO ] After 18240ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 07:16:49] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:17:05] [INFO ] After 16286ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 07:17:06] [INFO ] After 17260ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 828 ms.
[2023-03-16 07:17:07] [INFO ] After 18182ms 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 34 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
[2023-03-16 07:17:08] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 07:17:08] [INFO ] Computed 13 place invariants in 55 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 210 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 07:17:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 07:17:23] [INFO ] Computed 13 place invariants in 53 ms
[2023-03-16 07:17:25] [INFO ] Implicit Places using invariants in 2043 ms returned []
Implicit Place search using SMT only with invariants took 2047 ms to find 0 implicit places.
[2023-03-16 07:17:25] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:17:25] [INFO ] Invariant cache hit.
[2023-03-16 07:17:34] [INFO ] Dead Transitions using invariants and state equation in 8505 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10764 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 128 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 298 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 28 ms. (steps per millisecond=357 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 26061 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 26061 steps, saw 23624 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 07:17:37] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:17:37] [INFO ] Invariant cache hit.
[2023-03-16 07:17:37] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:17:54] [INFO ] After 16822ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 07:17:54] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:18:12] [INFO ] After 17747ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 07:18:12] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 07:18:19] [INFO ] After 7077ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 07:18:19] [INFO ] After 25033ms 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 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.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 357 ms. (steps per millisecond=28 ) 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
Interrupted probabilistic random walk after 25831 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25831 steps, saw 23419 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 07:18:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:18:23] [INFO ] Invariant cache hit.
[2023-03-16 07:18:23] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:18:40] [INFO ] After 16998ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 07:18:40] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:18:58] [INFO ] After 17909ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 07:18:58] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 07:19:05] [INFO ] After 6923ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 07:19:05] [INFO ] After 25037ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 16 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 184 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 184 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 188 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 07:19:05] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:19:05] [INFO ] Invariant cache hit.
[2023-03-16 07:19:07] [INFO ] Implicit Places using invariants in 1948 ms returned []
Implicit Place search using SMT only with invariants took 1950 ms to find 0 implicit places.
[2023-03-16 07:19:07] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:19:07] [INFO ] Invariant cache hit.
[2023-03-16 07:19:17] [INFO ] Dead Transitions using invariants and state equation in 9460 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11611 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 120 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 123 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
[2023-03-16 07:19:17] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:19:17] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 47 ms :[(NOT p0)]
Product exploration explored 100000 steps with 1 reset in 3243 ms.
Product exploration explored 100000 steps with 2 reset in 3380 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 163 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 07:19:39] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:19:39] [INFO ] Invariant cache hit.
[2023-03-16 07:19:41] [INFO ] Implicit Places using invariants in 2003 ms returned []
Implicit Place search using SMT only with invariants took 2005 ms to find 0 implicit places.
[2023-03-16 07:19:41] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:19:41] [INFO ] Invariant cache hit.
[2023-03-16 07:19:50] [INFO ] Dead Transitions using invariants and state equation in 8812 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10983 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-9-LTLFireability-00 finished in 306591 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||X(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 75 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 07:19:51] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 07:19:52] [INFO ] Computed 13 place invariants in 51 ms
[2023-03-16 07:19:53] [INFO ] Implicit Places using invariants in 2025 ms returned []
Implicit Place search using SMT only with invariants took 2030 ms to find 0 implicit places.
[2023-03-16 07:19:54] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 07:19:54] [INFO ] Invariant cache hit.
[2023-03-16 07:20:02] [INFO ] Dead Transitions using invariants and state equation in 8453 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10560 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 208 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : RERS17pb113-PT-9-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={} source=1 dest: 0}], [{ cond=(NOT p0), acceptance={} source=2 dest: 1}, { cond=p0, acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=3 dest: 4}], [{ cond=(NOT p0), acceptance={} source=4 dest: 0}, { cond=p0, acceptance={} source=4 dest: 4}]], initial=2, aps=[p1:(AND (GEQ s296 1) (GEQ s351 1)), p0:(OR (LT s263 1) (LT s625 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 47442 steps with 0 reset in 1762 ms.
FORMULA RERS17pb113-PT-9-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb113-PT-9-LTLFireability-02 finished in 12626 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)||X(F(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 70 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 07:20:04] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 07:20:04] [INFO ] Invariant cache hit.
[2023-03-16 07:20:06] [INFO ] Implicit Places using invariants in 1952 ms returned []
Implicit Place search using SMT only with invariants took 1954 ms to find 0 implicit places.
[2023-03-16 07:20:06] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 07:20:06] [INFO ] Invariant cache hit.
[2023-03-16 07:20:15] [INFO ] Dead Transitions using invariants and state equation in 8692 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10719 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 166 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : RERS17pb113-PT-9-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=3 dest: 3}]], initial=1, aps=[p1:(OR (LT s58 1) (LT s431 1)), p0:(OR (LT s305 1) (LT s417 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 33333 reset in 4244 ms.
Product exploration explored 100000 steps with 33333 reset in 4255 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p1 p0), (X p0), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1)), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (X p1))
Knowledge based reduction with 5 factoid took 110 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RERS17pb113-PT-9-LTLFireability-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RERS17pb113-PT-9-LTLFireability-03 finished in 19659 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||G((p1&&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 190 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 07:20:24] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 07:20:24] [INFO ] Computed 13 place invariants in 51 ms
[2023-03-16 07:20:26] [INFO ] Implicit Places using invariants in 1999 ms returned []
Implicit Place search using SMT only with invariants took 2000 ms to find 0 implicit places.
[2023-03-16 07:20:26] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:20:26] [INFO ] Invariant cache hit.
[2023-03-16 07:20:35] [INFO ] Dead Transitions using invariants and state equation in 8871 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11062 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 111 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : RERS17pb113-PT-9-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=(AND p0 p1), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={0} source=0 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={1} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0, 1} source=0 dest: 0}, { cond=(AND p1 (NOT p2)), acceptance={} source=0 dest: 1}], [{ cond=(AND p0 (NOT p2)), acceptance={1} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p2)), acceptance={0, 1} source=1 dest: 1}]], initial=0, aps=[p0:(OR (LT s314 1) (LT s494 1)), p1:(OR (LT s200 1) (LT s290 1)), p2:(AND (GEQ s338 1) (GEQ s592 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 2 reset in 3676 ms.
Product exploration explored 100000 steps with 10 reset in 3719 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1 (NOT p2)), (X (AND p1 (NOT p2))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND p0 p1)), (X (AND p0 (NOT p2))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND p0 (NOT p1)))), (X (X (AND p1 (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 p1))), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 15 factoid took 655 ms. Reduced automaton from 2 states, 7 edges and 3 AP (stutter insensitive) to 2 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 80 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 495 ms. (steps per millisecond=20 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 42 ms. (steps per millisecond=238 ) properties (out of 7) 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 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 7) 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 7) seen :0
Interrupted probabilistic random walk after 25297 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25297 steps, saw 22948 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 7 properties.
[2023-03-16 07:20:47] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:20:47] [INFO ] Invariant cache hit.
[2023-03-16 07:20:47] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 07:20:47] [INFO ] After 178ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2023-03-16 07:20:47] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
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.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:631)
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 07:21:12] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 07:21:12] [INFO ] After 25038ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:7
Fused 7 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 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 198 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 199 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 423 ms. (steps per millisecond=23 ) properties (out of 7) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 4) 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 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 39 ms. (steps per millisecond=256 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
[2023-03-16 07:21:13] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:21:13] [INFO ] Invariant cache hit.
[2023-03-16 07:21:13] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:21:36] [INFO ] After 23055ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-16 07:21:36] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 07:22:01] [INFO ] After 24880ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 07:22:01] [INFO ] State equation strengthened by 268 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 07:22:01] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 07:22:01] [INFO ] After 25120ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:4
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 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 151 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 471 ms. (steps per millisecond=21 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 4) 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 4) seen :3
Running SMT prover for 1 properties.
[2023-03-16 07:22:02] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:22:02] [INFO ] Invariant cache hit.
[2023-03-16 07:22:02] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:22:22] [INFO ] After 19777ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 07:22:22] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:22:45] [INFO ] After 22886ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 07:22:45] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 07:22:47] [INFO ] After 1958ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 07:22:47] [INFO ] After 25034ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 8 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 178 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 178 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND p0 p1 (NOT p2)), (X (AND p1 (NOT p2))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND p0 p1)), (X (AND p0 (NOT p2))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND p0 (NOT p1)))), (X (X (AND p1 (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 p1))), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : [(F (NOT (AND (NOT p2) p1))), (F (AND (NOT p2) (NOT p0))), (F (NOT (AND (NOT p2) p0))), (F (NOT (AND p0 p1))), (F (AND p0 (NOT p1))), (F (AND (NOT p0) p1))]
Knowledge based reduction with 15 factoid took 992 ms. Reduced automaton from 2 states, 7 edges and 3 AP (stutter insensitive) to 2 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 79 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 75 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
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 157 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 07:22:49] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:22:49] [INFO ] Invariant cache hit.
[2023-03-16 07:22:51] [INFO ] Implicit Places using invariants in 1898 ms returned []
Implicit Place search using SMT only with invariants took 1921 ms to find 0 implicit places.
[2023-03-16 07:22:51] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:22:51] [INFO ] Invariant cache hit.
[2023-03-16 07:23:00] [INFO ] Dead Transitions using invariants and state equation in 9338 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11431 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 p0 p1 (NOT p2)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND (NOT p2) p1)), (X (AND p0 p1)), (X (AND (NOT p2) p0)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p2) p1))), (X (X (AND p0 p1))), (X (X (AND (NOT p2) p0))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p0)))))]
False Knowledge obtained : []
Knowledge based reduction with 15 factoid took 679 ms. Reduced automaton from 2 states, 7 edges and 3 AP (stutter insensitive) to 2 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 83 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 442 ms. (steps per millisecond=22 ) properties (out of 7) 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 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 7) seen :4
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) 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
Running SMT prover for 3 properties.
[2023-03-16 07:23:02] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:23:02] [INFO ] Invariant cache hit.
[2023-03-16 07:23:02] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:23:23] [INFO ] After 21209ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 07:23:23] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 07:23:47] [INFO ] After 24286ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 07:23:47] [INFO ] State equation strengthened by 268 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:644)
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 07:23:48] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 07:23:48] [INFO ] After 25025ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real: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 175 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 176 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 3) seen :2
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
Running SMT prover for 1 properties.
[2023-03-16 07:23:48] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:23:48] [INFO ] Invariant cache hit.
[2023-03-16 07:23:49] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:24:08] [INFO ] After 19696ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 07:24:08] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:24:31] [INFO ] After 22768ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 07:24:31] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 07:24:33] [INFO ] After 2084ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 07:24:33] [INFO ] After 25035ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 8 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 184 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 184 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 231 ms. (steps per millisecond=43 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 25894 steps, run timeout after 3002 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25894 steps, saw 23474 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 07:24:37] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:24:37] [INFO ] Invariant cache hit.
[2023-03-16 07:24:37] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:24:57] [INFO ] After 20375ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 07:24:57] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:25:19] [INFO ] After 22144ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 07:25:19] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 07:25:22] [INFO ] After 2703ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 07:25:22] [INFO ] After 25033ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 9 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 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 207 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 07:25:22] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:25:22] [INFO ] Invariant cache hit.
[2023-03-16 07:25:24] [INFO ] Implicit Places using invariants in 1871 ms returned []
Implicit Place search using SMT only with invariants took 1882 ms to find 0 implicit places.
[2023-03-16 07:25:24] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:25:24] [INFO ] Invariant cache hit.
[2023-03-16 07:25:33] [INFO ] Dead Transitions using invariants and state equation in 9098 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11203 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND p0 p1 (NOT p2)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND (NOT p2) p1)), (X (AND p0 p1)), (X (AND (NOT p2) p0)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p2) p1))), (X (X (AND p0 p1))), (X (X (AND (NOT p2) p0))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p0)))))]
False Knowledge obtained : [(F (NOT (AND p1 (NOT p2)))), (F (AND (NOT p0) (NOT p2))), (F (NOT (AND p0 (NOT p2)))), (F (NOT (AND p1 p0))), (F (AND (NOT p1) p0)), (F (AND p1 (NOT p0)))]
Knowledge based reduction with 15 factoid took 920 ms. Reduced automaton from 2 states, 7 edges and 3 AP (stutter insensitive) to 2 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 110 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 87 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 89 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Product exploration explored 100000 steps with 9 reset in 3362 ms.
Product exploration explored 100000 steps with 8 reset in 4790 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 178 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 07:25:43] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:25:43] [INFO ] Invariant cache hit.
[2023-03-16 07:25:45] [INFO ] Implicit Places using invariants in 2094 ms returned []
Implicit Place search using SMT only with invariants took 2095 ms to find 0 implicit places.
[2023-03-16 07:25:45] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:25:45] [INFO ] Invariant cache hit.
[2023-03-16 07:25:54] [INFO ] Dead Transitions using invariants and state equation in 8893 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11170 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-9-LTLFireability-04 finished in 331549 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 171 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 07:25:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:25:55] [INFO ] Invariant cache hit.
[2023-03-16 07:25:58] [INFO ] Implicit Places using invariants in 2251 ms returned []
Implicit Place search using SMT only with invariants took 2252 ms to find 0 implicit places.
[2023-03-16 07:25:58] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:25:58] [INFO ] Invariant cache hit.
[2023-03-16 07:26:07] [INFO ] Dead Transitions using invariants and state equation in 8870 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11295 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 47 ms :[(NOT p0)]
Running random walk in product with property : RERS17pb113-PT-9-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:(AND (GEQ s256 1) (GEQ s605 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 3754 ms.
Product exploration explored 100000 steps with 0 reset in 3956 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 123 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 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 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 25531 steps, run timeout after 3002 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25531 steps, saw 23160 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 07:26:18] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:26:18] [INFO ] Invariant cache hit.
[2023-03-16 07:26:18] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 07:26:39] [INFO ] After 20703ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 07:26:39] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:26:59] [INFO ] After 20235ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 07:26:59] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 07:27:04] [INFO ] After 4549ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 07:27:04] [INFO ] After 25036ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 13 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 215 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 218 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 314 ms. (steps per millisecond=31 ) 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 25823 steps, run timeout after 3002 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25823 steps, saw 23412 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 07:27:07] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:27:07] [INFO ] Invariant cache hit.
[2023-03-16 07:27:07] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 07:27:27] [INFO ] After 19718ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 07:27:27] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:27:47] [INFO ] After 19988ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 07:27:47] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 07:27:52] [INFO ] After 4830ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 07:27:52] [INFO ] After 25037ms 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 164 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 164 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 172 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 07:27:52] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:27:52] [INFO ] Invariant cache hit.
[2023-03-16 07:27:55] [INFO ] Implicit Places using invariants in 2035 ms returned []
Implicit Place search using SMT only with invariants took 2037 ms to find 0 implicit places.
[2023-03-16 07:27:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:27:55] [INFO ] Invariant cache hit.
[2023-03-16 07:28:03] [INFO ] Dead Transitions using invariants and state equation in 8918 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11131 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 124 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 58 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
[2023-03-16 07:28:04] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:28:04] [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 168 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 07:28:19] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:28:19] [INFO ] Invariant cache hit.
[2023-03-16 07:28:21] [INFO ] Implicit Places using invariants in 1960 ms returned []
Implicit Place search using SMT only with invariants took 1961 ms to find 0 implicit places.
[2023-03-16 07:28:21] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:28:21] [INFO ] Invariant cache hit.
[2023-03-16 07:28:30] [INFO ] Dead Transitions using invariants and state equation in 8624 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10757 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 123 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 47 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 311 ms. (steps per millisecond=32 ) properties (out of 1) 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 1) seen :0
Interrupted probabilistic random walk after 25375 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25375 steps, saw 23019 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 07:28:33] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:28:33] [INFO ] Invariant cache hit.
[2023-03-16 07:28:33] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:28:50] [INFO ] After 17122ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 07:28:51] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 07:29:07] [INFO ] After 16673ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 07:29:07] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 07:29:14] [INFO ] After 7047ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 07:29:15] [INFO ] Deduced a trap composed of 48 places in 531 ms of which 1 ms to minimize.
[2023-03-16 07:29:18] [INFO ] Deduced a trap composed of 64 places in 2627 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.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 07:29:18] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 07:29:18] [INFO ] After 27669ms 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 186 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 187 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 350 ms. (steps per millisecond=28 ) 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 25705 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25705 steps, saw 23311 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 07:29:22] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:29:22] [INFO ] Invariant cache hit.
[2023-03-16 07:29:22] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 07:29:42] [INFO ] After 20175ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 07:29:42] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 07:30:03] [INFO ] After 20898ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 07:30:03] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 07:30:07] [INFO ] After 3951ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 07:30:07] [INFO ] After 25055ms 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 183 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 183 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 182 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 07:30:07] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:30:07] [INFO ] Invariant cache hit.
[2023-03-16 07:30:09] [INFO ] Implicit Places using invariants in 2048 ms returned []
Implicit Place search using SMT only with invariants took 2049 ms to find 0 implicit places.
[2023-03-16 07:30:09] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:30:09] [INFO ] Invariant cache hit.
[2023-03-16 07:30:19] [INFO ] Dead Transitions using invariants and state equation in 9322 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11563 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 131 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 55 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
[2023-03-16 07:30:19] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:30:19] [INFO ] Invariant cache hit.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:876)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:517)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.computeEGknowledge(LTLPropertySolver.java:614)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:580)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java: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 07:30:34] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression EG (NOT p0)
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 68 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 3530 ms.
Product exploration explored 100000 steps with 0 reset in 3590 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 156 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 07:30:42] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:30:42] [INFO ] Invariant cache hit.
[2023-03-16 07:30:44] [INFO ] Implicit Places using invariants in 2066 ms returned []
Implicit Place search using SMT only with invariants took 2066 ms to find 0 implicit places.
[2023-03-16 07:30:44] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:30:44] [INFO ] Invariant cache hit.
[2023-03-16 07:30:52] [INFO ] Dead Transitions using invariants and state equation in 8581 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10805 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-9-LTLFireability-05 finished in 298326 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) U p1)||(F(X(p2)) U (p0 U 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 07:30:54] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 07:30:54] [INFO ] Computed 13 place invariants in 53 ms
[2023-03-16 07:30:56] [INFO ] Implicit Places using invariants in 2151 ms returned []
Implicit Place search using SMT only with invariants took 2153 ms to find 0 implicit places.
[2023-03-16 07:30:56] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 07:30:56] [INFO ] Invariant cache hit.
[2023-03-16 07:31:05] [INFO ] Dead Transitions using invariants and state equation in 9038 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11273 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 181 ms :[(NOT p1), (OR (AND (NOT p2) p1 (NOT p0)) (AND (NOT p2) (NOT p1) p0)), (NOT p1), (NOT p2)]
Running random walk in product with property : RERS17pb113-PT-9-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p1) p0 (NOT p2)), acceptance={} source=1 dest: 1}, { cond=(AND p1 (NOT p0) (NOT p2)), acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=2 dest: 3}], [{ cond=(NOT p2), acceptance={} source=3 dest: 3}]], initial=0, aps=[p1:(AND (GEQ s77 1) (GEQ s450 1)), p0:(AND (GEQ s64 1) (GEQ s492 1)), p2:(AND (GEQ s375 1) (GEQ s597 1))], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 2 reset in 4243 ms.
Product exploration explored 100000 steps with 1 reset in 4135 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p2)), (X (NOT (AND (NOT p1) p0 (NOT p2)))), (X (AND (NOT p1) (NOT p0))), (X (NOT p1)), (X (NOT (AND p1 (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (X (X (NOT p2))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT p1))), (X (X (NOT (AND p1 (NOT p0) (NOT p2)))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 10 factoid took 490 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 3 states, 5 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 139 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (NOT p2)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 339 ms. (steps per millisecond=29 ) 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 31 ms. (steps per millisecond=322 ) 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
Interrupted probabilistic random walk after 24921 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24921 steps, saw 22589 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 07:31:18] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 07:31:18] [INFO ] Invariant cache hit.
[2023-03-16 07:31:18] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 07:31:43] [INFO ] After 24910ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:2
[2023-03-16 07:31:43] [INFO ] State equation strengthened by 829 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 07:31:43] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 07:31:43] [INFO ] After 25167ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 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 343 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 344 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 26 ms. (steps per millisecond=384 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 25690 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25690 steps, saw 23298 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 07:31:47] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 07:31:47] [INFO ] Computed 13 place invariants in 61 ms
[2023-03-16 07:31:47] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 07:32:01] [INFO ] After 14115ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:2
[2023-03-16 07:32:01] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 07:32:12] [INFO ] After 10464ms SMT Verify possible using 268 Read/Feed constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 07:32:12] [INFO ] After 24786ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 07:32:12] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:631)
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 07:32:37] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 07:32:37] [INFO ] After 25029ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 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 174 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 174 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 173 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 07:32:37] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:32:37] [INFO ] Invariant cache hit.
[2023-03-16 07:32:39] [INFO ] Implicit Places using invariants in 1905 ms returned []
Implicit Place search using SMT only with invariants took 1920 ms to find 0 implicit places.
[2023-03-16 07:32:39] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:32:39] [INFO ] Invariant cache hit.
[2023-03-16 07:32:48] [INFO ] Dead Transitions using invariants and state equation in 9199 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11304 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 534 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 07:32:49] [INFO ] Computed 13 place invariants in 50 ms
[2023-03-16 07:32:49] [INFO ] [Real]Absence check using 13 positive place invariants in 25 ms returned sat
[2023-03-16 07:33:02] [INFO ] After 13626ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 07:33:02] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 07:33:21] [INFO ] After 18597ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 07:33:24] [INFO ] After 21001ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 1533 ms.
[2023-03-16 07:33:25] [INFO ] After 22673ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p2)), (X (NOT (AND (NOT p1) p0 (NOT p2)))), (X (AND (NOT p1) (NOT p0))), (X (NOT p1)), (X (NOT (AND p1 (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (X (X (NOT p2))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT p1))), (X (X (NOT (AND p1 (NOT p0) (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 431 ms. Reduced automaton from 3 states, 5 edges and 3 AP (stutter sensitive) to 3 states, 5 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 143 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (NOT p2)]
Stuttering acceptance computed with spot in 114 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (NOT p2)]
[2023-03-16 07:33:26] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 07:33:26] [INFO ] Computed 13 place invariants in 53 ms
Could not prove EG (NOT p1)
[2023-03-16 07:33:41] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 07:33:41] [INFO ] Invariant cache hit.
Could not prove EG (NOT 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 73 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 07:33:56] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 07:33:56] [INFO ] Invariant cache hit.
[2023-03-16 07:33:58] [INFO ] Implicit Places using invariants in 2029 ms returned []
Implicit Place search using SMT only with invariants took 2029 ms to find 0 implicit places.
[2023-03-16 07:33:58] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 07:33:58] [INFO ] Invariant cache hit.
[2023-03-16 07:34:07] [INFO ] Dead Transitions using invariants and state equation in 8899 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11005 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 p1) (NOT p0) (NOT p2)), (X (AND (NOT p0) (NOT p1))), (X (NOT p2)), (X (NOT p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p2))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 324 ms. Reduced automaton from 3 states, 5 edges and 3 AP (stutter sensitive) to 3 states, 5 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 140 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (NOT p2)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 398 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 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 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 35 ms. (steps per millisecond=285 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 23838 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 23838 steps, saw 21625 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 07:34:11] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 07:34:11] [INFO ] Invariant cache hit.
[2023-03-16 07:34:12] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 07:34:36] [INFO ] After 25028ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 07:34:37] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:34:57] [INFO ] After 20054ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 07:34:57] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 07:35:01] [INFO ] After 4734ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-16 07:35:01] [INFO ] After 4735ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 11 ms.
[2023-03-16 07:35:01] [INFO ] After 25040ms 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 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 359 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 359 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 399 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 32 ms. (steps per millisecond=312 ) 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
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 23970 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 23970 steps, saw 21763 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 07:35:05] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 07:35:05] [INFO ] Computed 13 place invariants in 52 ms
[2023-03-16 07:35:06] [INFO ] [Real]Absence check using 13 positive place invariants in 14 ms returned sat
[2023-03-16 07:35:20] [INFO ] After 14868ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:2
[2023-03-16 07:35:21] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 07:35:31] [INFO ] After 9948ms SMT Verify possible using 268 Read/Feed constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 07:35:31] [INFO ] After 25038ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 07:35:31] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:631)
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 07:35:56] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 07:35:56] [INFO ] After 25035ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 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.
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.
[2023-03-16 07:35:56] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:35:56] [INFO ] Invariant cache hit.
[2023-03-16 07:35:58] [INFO ] Implicit Places using invariants in 1964 ms returned []
Implicit Place search using SMT only with invariants took 1976 ms to find 0 implicit places.
[2023-03-16 07:35:58] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:35:58] [INFO ] Invariant cache hit.
[2023-03-16 07:36:07] [INFO ] Dead Transitions using invariants and state equation in 8815 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10969 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p2)), (X (AND (NOT p0) (NOT p1))), (X (NOT p2)), (X (NOT p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p2))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 288 ms. Reduced automaton from 3 states, 5 edges and 3 AP (stutter sensitive) to 3 states, 5 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 135 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (NOT p2)]
Stuttering acceptance computed with spot in 129 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (NOT p2)]
[2023-03-16 07:36:07] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 07:36:07] [INFO ] Computed 13 place invariants in 56 ms
Could not prove EG (NOT p1)
[2023-03-16 07:36:22] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 07:36:23] [INFO ] Invariant cache hit.
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 125 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (NOT p2)]
Product exploration explored 100000 steps with 0 reset in 3384 ms.
Product exploration explored 100000 steps with 0 reset in 3379 ms.
Applying partial POR strategy [false, true, true]
Stuttering acceptance computed with spot in 118 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (NOT 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.
Applied a total of 0 rules in 341 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 07:36:45] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 07:36:45] [INFO ] Invariant cache hit.
[2023-03-16 07:36:55] [INFO ] Dead Transitions using invariants and state equation in 9369 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9731 ms. Remains : 627/627 places, 31353/31353 transitions.
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 78 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 07:36:55] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 07:36:55] [INFO ] Invariant cache hit.
[2023-03-16 07:36:57] [INFO ] Implicit Places using invariants in 1986 ms returned []
Implicit Place search using SMT only with invariants took 1990 ms to find 0 implicit places.
[2023-03-16 07:36:57] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 07:36:57] [INFO ] Invariant cache hit.
[2023-03-16 07:37:06] [INFO ] Dead Transitions using invariants and state equation in 9348 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11435 ms. Remains : 627/627 places, 31353/31353 transitions.
Treatment of property RERS17pb113-PT-9-LTLFireability-07 finished in 373416 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(p0))'
Support contains 4 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 164 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 07:37:07] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 07:37:07] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 07:37:09] [INFO ] Implicit Places using invariants in 2176 ms returned []
Implicit Place search using SMT only with invariants took 2177 ms to find 0 implicit places.
[2023-03-16 07:37:09] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:37:09] [INFO ] Invariant cache hit.
[2023-03-16 07:37:18] [INFO ] Dead Transitions using invariants and state equation in 9032 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11375 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 136 ms :[true, (NOT p0)]
Running random walk in product with property : RERS17pb113-PT-9-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}]], initial=1, aps=[p0:(OR (LT s572 1) (LT s589 1) (LT s354 1) (LT s479 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 0 reset in 4539 ms.
Product exploration explored 100000 steps with 0 reset in 4477 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), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 173 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 43 ms :[true, (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 416 ms. (steps per millisecond=24 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 25607 steps, run timeout after 3002 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25607 steps, saw 23228 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 07:37:32] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:37:32] [INFO ] Invariant cache hit.
[2023-03-16 07:37:32] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:37:50] [INFO ] After 18479ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 07:37:50] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 07:38:09] [INFO ] After 19164ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 07:38:09] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 07:38:15] [INFO ] After 5672ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 07:38:15] [INFO ] After 25036ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 6 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 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 294 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 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 25654 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25654 steps, saw 23268 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 07:38:19] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:38:19] [INFO ] Invariant cache hit.
[2023-03-16 07:38:19] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 07:38:37] [INFO ] After 18068ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 07:38:37] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:38:58] [INFO ] After 20749ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 07:38:58] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 07:39:02] [INFO ] After 4068ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 07:39:02] [INFO ] After 25037ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 7 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 219 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 220 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 219 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 07:39:02] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:39:02] [INFO ] Invariant cache hit.
[2023-03-16 07:39:04] [INFO ] Implicit Places using invariants in 2118 ms returned []
Implicit Place search using SMT only with invariants took 2119 ms to find 0 implicit places.
[2023-03-16 07:39:04] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:39:04] [INFO ] Invariant cache hit.
[2023-03-16 07:39:13] [INFO ] Dead Transitions using invariants and state equation in 9036 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11378 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 170 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 54 ms :[true, (NOT p0)]
Stuttering acceptance computed with spot in 65 ms :[true, (NOT p0)]
Support contains 4 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 07:39:14] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:39:14] [INFO ] Invariant cache hit.
[2023-03-16 07:39:16] [INFO ] Implicit Places using invariants in 2131 ms returned []
Implicit Place search using SMT only with invariants took 2131 ms to find 0 implicit places.
[2023-03-16 07:39:16] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:39:16] [INFO ] Invariant cache hit.
[2023-03-16 07:39:25] [INFO ] Dead Transitions using invariants and state equation in 9033 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11331 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), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 157 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 52 ms :[true, (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 343 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 25169 steps, run timeout after 3002 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25169 steps, saw 22833 distinct states, run finished after 3003 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 07:39:29] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:39:29] [INFO ] Invariant cache hit.
[2023-03-16 07:39:29] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:39:50] [INFO ] After 20634ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 07:39:50] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 07:40:10] [INFO ] After 20165ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 07:40:10] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 07:40:15] [INFO ] After 4664ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 07:40:15] [INFO ] After 25037ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 7 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 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 164 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 290 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 27 ms. (steps per millisecond=370 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 25402 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25402 steps, saw 23043 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 07:40:18] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:40:18] [INFO ] Invariant cache hit.
[2023-03-16 07:40:19] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:40:37] [INFO ] After 18580ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 07:40:37] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:40:56] [INFO ] After 18889ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 07:40:56] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 07:41:02] [INFO ] After 5927ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 07:41:02] [INFO ] After 25036ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 6 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 218 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 218 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 217 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 07:41:02] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:41:02] [INFO ] Invariant cache hit.
[2023-03-16 07:41:04] [INFO ] Implicit Places using invariants in 2102 ms returned []
Implicit Place search using SMT only with invariants took 2127 ms to find 0 implicit places.
[2023-03-16 07:41:04] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:41:04] [INFO ] Invariant cache hit.
[2023-03-16 07:41:14] [INFO ] Dead Transitions using invariants and state equation in 9969 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12339 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 160 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 44 ms :[true, (NOT p0)]
Stuttering acceptance computed with spot in 48 ms :[true, (NOT p0)]
Stuttering acceptance computed with spot in 52 ms :[true, (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 3744 ms.
Product exploration explored 100000 steps with 0 reset in 3717 ms.
Support contains 4 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 162 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 07:41:22] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:41:22] [INFO ] Invariant cache hit.
[2023-03-16 07:41:25] [INFO ] Implicit Places using invariants in 2254 ms returned []
Implicit Place search using SMT only with invariants took 2255 ms to find 0 implicit places.
[2023-03-16 07:41:25] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:41:25] [INFO ] Invariant cache hit.
[2023-03-16 07:41:34] [INFO ] Dead Transitions using invariants and state equation in 9220 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11639 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-9-LTLFireability-08 finished in 268131 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 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 84 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 07:41:35] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 07:41:35] [INFO ] Computed 13 place invariants in 52 ms
[2023-03-16 07:41:37] [INFO ] Implicit Places using invariants in 2218 ms returned []
Implicit Place search using SMT only with invariants took 2219 ms to find 0 implicit places.
[2023-03-16 07:41:37] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 07:41:37] [INFO ] Invariant cache hit.
[2023-03-16 07:41:46] [INFO ] Dead Transitions using invariants and state equation in 9088 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11394 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 147 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb113-PT-9-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(AND (GEQ s313 1) (GEQ s418 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA RERS17pb113-PT-9-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb113-PT-9-LTLFireability-09 finished in 11632 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||((!p1&&F(p2)) U (F(p2)&&p3))))))'
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 173 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 07:41:47] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 07:41:47] [INFO ] Computed 13 place invariants in 59 ms
[2023-03-16 07:41:49] [INFO ] Implicit Places using invariants in 2174 ms returned []
Implicit Place search using SMT only with invariants took 2175 ms to find 0 implicit places.
[2023-03-16 07:41:49] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:41:49] [INFO ] Invariant cache hit.
[2023-03-16 07:41:58] [INFO ] Dead Transitions using invariants and state equation in 9055 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11408 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 140 ms :[(OR (AND (NOT p0) (NOT p3)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p3)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : RERS17pb113-PT-9-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p3) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(AND p3 (NOT p0) (NOT p2)), acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p3) (NOT p0)), acceptance={0} source=1 dest: 1}, { cond=(AND p3 (NOT p0) (NOT p2)), acceptance={0} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p3:(AND (NOT (AND (GEQ s33 1) (GEQ s43 1))) (GEQ s63 1) (GEQ s366 1)), p0:(AND (GEQ s63 1) (GEQ s366 1)), p2:(AND (GEQ s59 1) (GEQ s231 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 9 reset in 3479 ms.
Product exploration explored 100000 steps with 15 reset in 3493 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 p3) (NOT p0) (NOT p2)), (X (NOT (AND p3 (NOT p0) (NOT p2)))), (X (AND (NOT p0) (NOT p2))), (X (AND (NOT p3) (NOT p0))), (X (X (NOT (AND p3 (NOT p0) (NOT p2))))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (AND (NOT p3) (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 341 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 159 ms :[(OR (AND (NOT p0) (NOT p3)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p3)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 243 ms. (steps per millisecond=41 ) properties (out of 3) seen :2
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
Running SMT prover for 1 properties.
[2023-03-16 07:42:06] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:42:06] [INFO ] Invariant cache hit.
[2023-03-16 07:42:06] [INFO ] After 100ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p3) (NOT p0) (NOT p2)), (X (NOT (AND p3 (NOT p0) (NOT p2)))), (X (AND (NOT p0) (NOT p2))), (X (AND (NOT p3) (NOT p0))), (X (X (NOT (AND p3 (NOT p0) (NOT p2))))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (AND (NOT p3) (NOT p0)))), (G (NOT (AND (NOT p2) (NOT p0) p3)))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p3)))), (F (NOT (AND (NOT p2) (NOT p0))))]
Knowledge based reduction with 8 factoid took 409 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 85 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3))]
Stuttering acceptance computed with spot in 86 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3))]
[2023-03-16 07:42:07] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:42:07] [INFO ] Invariant cache hit.
Could not prove EG (AND (NOT p0) (NOT p3))
Support contains 4 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 163 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 07:42:22] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:42:22] [INFO ] Invariant cache hit.
[2023-03-16 07:42:24] [INFO ] Implicit Places using invariants in 1939 ms returned []
Implicit Place search using SMT only with invariants took 1945 ms to find 0 implicit places.
[2023-03-16 07:42:24] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:42:24] [INFO ] Invariant cache hit.
[2023-03-16 07:42:33] [INFO ] Dead Transitions using invariants and state equation in 8945 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11058 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) (NOT p3)), (X (AND (NOT p0) (NOT p3))), (X (X (AND (NOT p0) (NOT p3))))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 140 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 81 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3))]
Finished random walk after 5830 steps, including 1 resets, run visited all 1 properties in 196 ms. (steps per millisecond=29 )
Knowledge obtained : [(AND (NOT p0) (NOT p3)), (X (AND (NOT p0) (NOT p3))), (X (X (AND (NOT p0) (NOT p3))))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p3))))]
Knowledge based reduction with 3 factoid took 151 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 91 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3))]
Stuttering acceptance computed with spot in 84 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3))]
[2023-03-16 07:42:34] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:42:34] [INFO ] Invariant cache hit.
Could not prove EG (AND (NOT p0) (NOT p3))
Stuttering acceptance computed with spot in 90 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3))]
Product exploration explored 100000 steps with 16 reset in 4479 ms.
Product exploration explored 100000 steps with 11 reset in 4304 ms.
Support contains 4 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 07:42:58] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:42:58] [INFO ] Invariant cache hit.
[2023-03-16 07:43:01] [INFO ] Implicit Places using invariants in 2098 ms returned []
Implicit Place search using SMT only with invariants took 2101 ms to find 0 implicit places.
[2023-03-16 07:43:01] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:43:01] [INFO ] Invariant cache hit.
[2023-03-16 07:43:10] [INFO ] Dead Transitions using invariants and state equation in 9323 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11584 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-9-LTLFireability-10 finished in 84589 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(p1))))'
Support contains 4 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 159 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 07:43:11] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 07:43:12] [INFO ] Computed 13 place invariants in 43 ms
[2023-03-16 07:43:13] [INFO ] Implicit Places using invariants in 2008 ms returned []
Implicit Place search using SMT only with invariants took 2011 ms to find 0 implicit places.
[2023-03-16 07:43:14] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 07:43:14] [INFO ] Invariant cache hit.
[2023-03-16 07:43:23] [INFO ] Dead Transitions using invariants and state equation in 9230 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11412 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 124 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : RERS17pb113-PT-9-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(AND (GEQ s284 1) (GEQ s438 1)), p1:(AND (GEQ s7 1) (GEQ s121 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 0 reset in 3685 ms.
Product exploration explored 100000 steps with 9 reset in 3876 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 p1)), (X (NOT p0)), (X (X (NOT p1))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 191 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 106 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 302 ms. (steps per millisecond=33 ) properties (out of 2) seen :1
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
Running SMT prover for 1 properties.
[2023-03-16 07:43:31] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 07:43:31] [INFO ] Invariant cache hit.
[2023-03-16 07:43:31] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:43:50] [INFO ] After 18254ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 07:43:50] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 07:44:09] [INFO ] After 18938ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 07:44:09] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 07:44:15] [INFO ] After 5885ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 07:44:15] [INFO ] After 25035ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 6 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 300 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 300 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 296 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 29 ms. (steps per millisecond=344 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 25674 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25674 steps, saw 23285 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 07:44:18] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 07:44:18] [INFO ] Computed 13 place invariants in 61 ms
[2023-03-16 07:44:18] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:44:37] [INFO ] After 18395ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 07:44:37] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:44:55] [INFO ] After 17812ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 07:44:55] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 07:45:02] [INFO ] After 7028ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 07:45:02] [INFO ] After 25045ms 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 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 155 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 07:45:02] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:45:02] [INFO ] Invariant cache hit.
[2023-03-16 07:45:04] [INFO ] Implicit Places using invariants in 2083 ms returned []
Implicit Place search using SMT only with invariants took 2097 ms to find 0 implicit places.
[2023-03-16 07:45:04] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:45:04] [INFO ] Invariant cache hit.
[2023-03-16 07:45:13] [INFO ] Dead Transitions using invariants and state equation in 9082 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11340 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), (X (NOT p0)), (X (X (NOT p1))), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 5 factoid took 302 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 101 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 101 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
[2023-03-16 07:45:14] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 07:45:14] [INFO ] Computed 13 place invariants in 45 ms
Could not prove EG (NOT p0)
[2023-03-16 07:45:29] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 07:45:29] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
Support contains 4 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 164 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 07:45:44] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 07:45:44] [INFO ] Invariant cache hit.
[2023-03-16 07:45:46] [INFO ] Implicit Places using invariants in 1917 ms returned []
Implicit Place search using SMT only with invariants took 1923 ms to find 0 implicit places.
[2023-03-16 07:45:46] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 07:45:46] [INFO ] Invariant cache hit.
[2023-03-16 07:45:56] [INFO ] Dead Transitions using invariants and state equation in 9372 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11475 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 (NOT p1)), (X (NOT p0)), (X (X (NOT p1))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 186 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 123 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 276 ms. (steps per millisecond=36 ) properties (out of 2) 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 1) seen :0
Running SMT prover for 1 properties.
[2023-03-16 07:45:57] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 07:45:57] [INFO ] Invariant cache hit.
[2023-03-16 07:45:57] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2023-03-16 07:46:14] [INFO ] After 17538ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 07:46:14] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 07:46:31] [INFO ] After 17265ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 07:46:32] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 07:46:39] [INFO ] After 7552ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 07:46:39] [INFO ] After 25035ms 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 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 302 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 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 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 25952 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25952 steps, saw 23526 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 07:46:43] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 07:46:43] [INFO ] Computed 13 place invariants in 54 ms
[2023-03-16 07:46:43] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 07:47:01] [INFO ] After 17883ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 07:47:01] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:47:22] [INFO ] After 20715ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 07:47:22] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 07:47:26] [INFO ] After 4126ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 07:47:26] [INFO ] After 25030ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 14 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 177 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 177 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 167 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 07:47:26] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:47:26] [INFO ] Invariant cache hit.
[2023-03-16 07:47:28] [INFO ] Implicit Places using invariants in 2132 ms returned []
Implicit Place search using SMT only with invariants took 2135 ms to find 0 implicit places.
[2023-03-16 07:47:28] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:47:28] [INFO ] Invariant cache hit.
[2023-03-16 07:47:37] [INFO ] Dead Transitions using invariants and state equation in 8860 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11165 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), (X (NOT p0)), (X (X (NOT p1))), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 5 factoid took 241 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 138 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 129 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
[2023-03-16 07:47:38] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 07:47:38] [INFO ] Computed 13 place invariants in 52 ms
Could not prove EG (NOT p0)
[2023-03-16 07:47:53] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 07:47:53] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 125 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Product exploration explored 100000 steps with 1 reset in 4348 ms.
Product exploration explored 100000 steps with 1 reset in 3674 ms.
Support contains 4 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 176 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 07:48:16] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 07:48:16] [INFO ] Invariant cache hit.
[2023-03-16 07:48:18] [INFO ] Implicit Places using invariants in 2029 ms returned []
Implicit Place search using SMT only with invariants took 2031 ms to find 0 implicit places.
[2023-03-16 07:48:18] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 07:48:18] [INFO ] Invariant cache hit.
[2023-03-16 07:48:27] [INFO ] Dead Transitions using invariants and state equation in 8910 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11119 ms. Remains : 627/627 places, 31353/31353 transitions.
Treatment of property RERS17pb113-PT-9-LTLFireability-11 finished in 317093 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 266 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 07:48:29] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 07:48:29] [INFO ] Computed 13 place invariants in 53 ms
[2023-03-16 07:48:31] [INFO ] Implicit Places using invariants in 2146 ms returned []
Implicit Place search using SMT only with invariants took 2147 ms to find 0 implicit places.
[2023-03-16 07:48:31] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:48:31] [INFO ] Invariant cache hit.
[2023-03-16 07:48:40] [INFO ] Dead Transitions using invariants and state equation in 8697 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11112 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 48 ms :[(NOT p0)]
Running random walk in product with property : RERS17pb113-PT-9-LTLFireability-12 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 s162 1) (LT s425 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 3153 ms.
Product exploration explored 100000 steps with 0 reset in 3276 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 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 47 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 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 25971 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25971 steps, saw 23543 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 07:48:50] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:48:50] [INFO ] Invariant cache hit.
[2023-03-16 07:48:50] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:49:10] [INFO ] After 20636ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 07:49:10] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 07:49:32] [INFO ] After 21043ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 07:49:32] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 07:49:35] [INFO ] After 3801ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 07:49:35] [INFO ] After 25028ms 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 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.
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 9799 steps, including 2 resets, run visited all 1 properties in 21 ms. (steps per millisecond=466 )
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 134 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 35 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 155 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 07:49:36] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:49:36] [INFO ] Invariant cache hit.
[2023-03-16 07:49:38] [INFO ] Implicit Places using invariants in 1862 ms returned []
Implicit Place search using SMT only with invariants took 1875 ms to find 0 implicit places.
[2023-03-16 07:49:38] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:49:38] [INFO ] Invariant cache hit.
[2023-03-16 07:49:47] [INFO ] Dead Transitions using invariants and state equation in 9237 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11269 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 112 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
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 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 26378 steps, run timeout after 3002 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 26378 steps, saw 23911 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 07:49:51] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:49:51] [INFO ] Invariant cache hit.
[2023-03-16 07:49:51] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 07:50:11] [INFO ] After 19938ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 07:50:11] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 07:50:32] [INFO ] After 20695ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 07:50:32] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 07:50:36] [INFO ] After 4161ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 07:50:36] [INFO ] After 25058ms 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 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 158 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 222 ms. (steps per millisecond=45 ) properties (out of 1) seen :0
Finished Best-First random walk after 2954 steps, including 0 resets, run visited all 1 properties in 9 ms. (steps per millisecond=328 )
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 131 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 39 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 3372 ms.
Product exploration explored 100000 steps with 0 reset in 3434 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 154 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 07:50:44] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:50:44] [INFO ] Invariant cache hit.
[2023-03-16 07:50:46] [INFO ] Implicit Places using invariants in 1858 ms returned []
Implicit Place search using SMT only with invariants took 1879 ms to find 0 implicit places.
[2023-03-16 07:50:46] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:50:46] [INFO ] Invariant cache hit.
[2023-03-16 07:50:55] [INFO ] Dead Transitions using invariants and state equation in 9380 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11415 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-9-LTLFireability-12 finished in 147619 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F((p0&&G(p1)))||X(F(!p0)))))'
Support contains 4 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 164 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 07:50:56] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:50:56] [INFO ] Invariant cache hit.
[2023-03-16 07:50:58] [INFO ] Implicit Places using invariants in 2033 ms returned []
Implicit Place search using SMT only with invariants took 2044 ms to find 0 implicit places.
[2023-03-16 07:50:58] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:50:58] [INFO ] Invariant cache hit.
[2023-03-16 07:51:07] [INFO ] Dead Transitions using invariants and state equation in 9157 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11389 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 77 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1))]
Running random walk in product with property : RERS17pb113-PT-9-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(OR (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}], [{ cond=(AND p0 p1), acceptance={} source=1 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (LT s128 1) (LT s525 1)), p1:(OR (LT s59 1) (LT s291 1))], nbAcceptance=1, 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 3518 ms.
Product exploration explored 100000 steps with 0 reset in 3926 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1), (X (AND p0 p1)), (X (NOT (AND p0 (NOT p1)))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 196 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 72 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1))]
Finished random walk after 1074 steps, including 0 resets, run visited all 3 properties in 23 ms. (steps per millisecond=46 )
Knowledge obtained : [(AND p0 p1), (X (AND p0 p1)), (X (NOT (AND p0 (NOT p1)))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : [(F (OR (NOT p0) (NOT p1))), (F (AND p0 (NOT p1))), (F (NOT (AND p0 p1)))]
Knowledge based reduction with 5 factoid took 257 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 83 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1))]
Stuttering acceptance computed with spot in 69 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1))]
Support contains 4 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 07:51:16] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:51:16] [INFO ] Invariant cache hit.
[2023-03-16 07:51:18] [INFO ] Implicit Places using invariants in 2107 ms returned []
Implicit Place search using SMT only with invariants took 2118 ms to find 0 implicit places.
[2023-03-16 07:51:18] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:51:18] [INFO ] Invariant cache hit.
[2023-03-16 07:51:28] [INFO ] Dead Transitions using invariants and state equation in 9493 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11793 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 p0 p1), (X (AND p0 p1)), (X (NOT (AND p0 (NOT p1)))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 193 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1))]
Finished random walk after 1684 steps, including 0 resets, run visited all 3 properties in 50 ms. (steps per millisecond=33 )
Knowledge obtained : [(AND p0 p1), (X (AND p0 p1)), (X (NOT (AND p0 (NOT p1)))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : [(F (OR (NOT p0) (NOT p1))), (F (AND p0 (NOT p1))), (F (NOT (AND p0 p1)))]
Knowledge based reduction with 5 factoid took 255 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 113 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1))]
Stuttering acceptance computed with spot in 128 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1))]
Stuttering acceptance computed with spot in 73 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1))]
Product exploration explored 100000 steps with 0 reset in 3282 ms.
Product exploration explored 100000 steps with 2 reset in 3548 ms.
Support contains 4 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 159 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 07:51:36] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:51:36] [INFO ] Invariant cache hit.
[2023-03-16 07:51:38] [INFO ] Implicit Places using invariants in 1971 ms returned []
Implicit Place search using SMT only with invariants took 1995 ms to find 0 implicit places.
[2023-03-16 07:51:38] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:51:38] [INFO ] Invariant cache hit.
[2023-03-16 07:51:47] [INFO ] Dead Transitions using invariants and state equation in 9011 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11167 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-9-LTLFireability-13 finished in 51853 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||G(p1))))'
Support contains 4 out of 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 164 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 07:51:48] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:51:48] [INFO ] Invariant cache hit.
[2023-03-16 07:51:50] [INFO ] Implicit Places using invariants in 2018 ms returned []
Implicit Place search using SMT only with invariants took 2019 ms to find 0 implicit places.
[2023-03-16 07:51:50] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:51:50] [INFO ] Invariant cache hit.
[2023-03-16 07:51:59] [INFO ] Dead Transitions using invariants and state equation in 9233 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11421 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 46 ms :[(AND (NOT p0) (NOT p1))]
Running random walk in product with property : RERS17pb113-PT-9-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=(AND p0 p1), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={0} source=0 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={1} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0, 1} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s220 1) (GEQ s337 1)), p1:(AND (GEQ s334 1) (GEQ s431 1))], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 0 reset in 3272 ms.
Product exploration explored 100000 steps with 0 reset in 3382 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 (AND (NOT p0) (NOT p1))), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND p0 (NOT p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 327 ms. Reduced automaton from 1 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 43 ms :[(AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 461 ms. (steps per millisecond=21 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 45 ms. (steps per millisecond=222 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 46 ms. (steps per millisecond=217 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 4) 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 4) seen :0
Interrupted probabilistic random walk after 24594 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24594 steps, saw 22316 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-16 07:52:10] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:52:10] [INFO ] Invariant cache hit.
[2023-03-16 07:52:10] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:52:35] [INFO ] After 24950ms SMT Verify possible using state equation in real domain returned unsat :0 sat :0 real:4
[2023-03-16 07:52:35] [INFO ] State equation strengthened by 268 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 07:52:35] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 07:52:35] [INFO ] After 25168ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 4 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 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 182 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 183 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 280 ms. (steps per millisecond=35 ) properties (out of 4) 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 4) 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 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 55 ms. (steps per millisecond=181 ) properties (out of 4) 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 4) seen :0
Interrupted probabilistic random walk after 25191 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25191 steps, saw 22852 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-16 07:52:39] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:52:39] [INFO ] Invariant cache hit.
[2023-03-16 07:52:39] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 07:53:03] [INFO ] After 24295ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-16 07:53:04] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:53:23] [INFO ] After 19732ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-16 07:53:23] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 07:53:29] [INFO ] After 5072ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-16 07:53:29] [INFO ] After 5072ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 12 ms.
[2023-03-16 07:53:29] [INFO ] After 25055ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 18 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 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 148 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 149 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 07:53:29] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:53:29] [INFO ] Invariant cache hit.
[2023-03-16 07:53:31] [INFO ] Implicit Places using invariants in 1819 ms returned []
Implicit Place search using SMT only with invariants took 1843 ms to find 0 implicit places.
[2023-03-16 07:53:31] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:53:31] [INFO ] Invariant cache hit.
[2023-03-16 07:53:39] [INFO ] Dead Transitions using invariants and state equation in 8715 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10720 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 586 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 4 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 07:53:40] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 07:53:40] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 07:53:53] [INFO ] After 12422ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-16 07:53:53] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:54:17] [INFO ] After 24746ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-16 07:54:23] [INFO ] After 30485ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 3621 ms.
[2023-03-16 07:54:27] [INFO ] After 34268ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND p0 (NOT p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 406 ms. Reduced automaton from 1 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 50 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 31 ms :[(AND (NOT p0) (NOT p1))]
[2023-03-16 07:54:27] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 07:54:28] [INFO ] Computed 13 place invariants in 55 ms
Could not prove EG (AND (NOT p0) (NOT p1))
Support contains 4 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 154 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 07:54:43] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:54:43] [INFO ] Invariant cache hit.
[2023-03-16 07:54:45] [INFO ] Implicit Places using invariants in 1956 ms returned []
Implicit Place search using SMT only with invariants took 1958 ms to find 0 implicit places.
[2023-03-16 07:54:45] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:54:45] [INFO ] Invariant cache hit.
[2023-03-16 07:54:53] [INFO ] Dead Transitions using invariants and state equation in 8741 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10859 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) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND p0 (NOT p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 344 ms. Reduced automaton from 1 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 31 ms :[(AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 527 ms. (steps per millisecond=18 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=294 ) 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 48 ms. (steps per millisecond=208 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 25654 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25654 steps, saw 23268 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-16 07:54:58] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:54:58] [INFO ] Invariant cache hit.
[2023-03-16 07:54:58] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 07:55:22] [INFO ] After 24086ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-16 07:55:22] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 07:55:44] [INFO ] After 21970ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-16 07:55:44] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 07:55:47] [INFO ] After 2809ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-16 07:55:47] [INFO ] After 2810ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 9 ms.
[2023-03-16 07:55:47] [INFO ] After 25050ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 20 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 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 362 ms. (steps per millisecond=27 ) properties (out of 4) 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 4) 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 4) 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 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 25627 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25627 steps, saw 23245 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-16 07:55:51] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:55:51] [INFO ] Invariant cache hit.
[2023-03-16 07:55:51] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 07:56:16] [INFO ] After 25035ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 07:56:16] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:56:38] [INFO ] After 21977ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-16 07:56:38] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 07:56:41] [INFO ] After 2820ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-16 07:56:41] [INFO ] After 2821ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 6 ms.
[2023-03-16 07:56:41] [INFO ] After 25043ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 24 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 177 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 177 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 170 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 07:56:41] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:56:41] [INFO ] Invariant cache hit.
[2023-03-16 07:56:43] [INFO ] Implicit Places using invariants in 2067 ms returned []
Implicit Place search using SMT only with invariants took 2068 ms to find 0 implicit places.
[2023-03-16 07:56:43] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:56:43] [INFO ] Invariant cache hit.
[2023-03-16 07:56:52] [INFO ] Dead Transitions using invariants and state equation in 9089 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11334 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND p0 (NOT p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 368 ms. Reduced automaton from 1 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 45 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 34 ms :[(AND (NOT p0) (NOT p1))]
[2023-03-16 07:56:53] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:56:53] [INFO ] Invariant cache hit.
Could not prove EG (AND (NOT p0) (NOT p1))
Stuttering acceptance computed with spot in 53 ms :[(AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 0 reset in 3659 ms.
Product exploration explored 100000 steps with 0 reset in 3841 ms.
Support contains 4 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 161 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 07:57:16] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:57:16] [INFO ] Invariant cache hit.
[2023-03-16 07:57:18] [INFO ] Implicit Places using invariants in 1983 ms returned []
Implicit Place search using SMT only with invariants took 1984 ms to find 0 implicit places.
[2023-03-16 07:57:18] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:57:18] [INFO ] Invariant cache hit.
[2023-03-16 07:57:27] [INFO ] Dead Transitions using invariants and state equation in 8867 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11012 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-9-LTLFireability-14 finished in 339687 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)||G(p1)))'
Support contains 4 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 165 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 07:57:28] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:57:28] [INFO ] Invariant cache hit.
[2023-03-16 07:57:30] [INFO ] Implicit Places using invariants in 2076 ms returned []
Implicit Place search using SMT only with invariants took 2077 ms to find 0 implicit places.
[2023-03-16 07:57:30] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:57:30] [INFO ] Invariant cache hit.
[2023-03-16 07:57:39] [INFO ] Dead Transitions using invariants and state equation in 9335 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11582 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : RERS17pb113-PT-9-LTLFireability-15 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}]], initial=1, aps=[p0:(AND (GEQ s8 1) (GEQ s181 1)), p1:(AND (GEQ s93 1) (GEQ s400 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 14 reset in 3154 ms.
Product exploration explored 100000 steps with 15 reset in 3282 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 (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) p1))), (X (NOT p0)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 296 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 2 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 64 ms :[(NOT p0), (NOT p0)]
Finished random walk after 6035 steps, including 1 resets, run visited all 1 properties in 136 ms. (steps per millisecond=44 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) p1))), (X (NOT p0)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 7 factoid took 310 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 41 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
[2023-03-16 07:57:47] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:57:47] [INFO ] Invariant cache hit.
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 161 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 07:58:02] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:58:02] [INFO ] Invariant cache hit.
[2023-03-16 07:58:04] [INFO ] Implicit Places using invariants in 1927 ms returned []
Implicit Place search using SMT only with invariants took 1951 ms to find 0 implicit places.
[2023-03-16 07:58:04] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:58:04] [INFO ] Invariant cache hit.
[2023-03-16 07:58:13] [INFO ] Dead Transitions using invariants and state equation in 9396 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11523 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 168 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 264 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 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 26500 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 26500 steps, saw 24020 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 07:58:17] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:58:17] [INFO ] Invariant cache hit.
[2023-03-16 07:58:17] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 07:58:37] [INFO ] After 20288ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 07:58:38] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 07:58:58] [INFO ] After 20146ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 07:58:58] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 07:59:03] [INFO ] After 4694ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 07:59:03] [INFO ] After 25041ms 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 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 164 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 164 ms. Remains : 626/626 places, 31352/31352 transitions.
Finished random walk after 9578 steps, including 2 resets, run visited all 1 properties in 202 ms. (steps per millisecond=47 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 145 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)]
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
[2023-03-16 07:59:03] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:59:03] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 46 ms :[(NOT p0)]
Product exploration explored 100000 steps with 15 reset in 3293 ms.
Product exploration explored 100000 steps with 17 reset in 3253 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 156 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 07:59:25] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:59:25] [INFO ] Invariant cache hit.
[2023-03-16 07:59:27] [INFO ] Implicit Places using invariants in 1893 ms returned []
Implicit Place search using SMT only with invariants took 1919 ms to find 0 implicit places.
[2023-03-16 07:59:27] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:59:27] [INFO ] Invariant cache hit.
[2023-03-16 07:59:36] [INFO ] Dead Transitions using invariants and state equation in 9172 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11268 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-9-LTLFireability-15 finished in 129677 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)))'
Found a Shortening insensitive property : RERS17pb113-PT-9-LTLFireability-00
Stuttering acceptance computed with spot in 73 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 174 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 07:59:38] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:59:38] [INFO ] Invariant cache hit.
[2023-03-16 07:59:40] [INFO ] Implicit Places using invariants in 1987 ms returned []
Implicit Place search using SMT only with invariants took 1992 ms to find 0 implicit places.
[2023-03-16 07:59:40] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:59:40] [INFO ] Invariant cache hit.
[2023-03-16 07:59:49] [INFO ] Dead Transitions using invariants and state equation in 9051 ms found 0 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 11220 ms. Remains : 626/627 places, 31352/31353 transitions.
Running random walk in product with property : RERS17pb113-PT-9-LTLFireability-00 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 s538 1) (GEQ s539 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 3166 ms.
Product exploration explored 100000 steps with 1 reset in 3194 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 116 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 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 20 ms. (steps per millisecond=500 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 26117 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 26117 steps, saw 23675 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 07:59:59] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 07:59:59] [INFO ] Invariant cache hit.
[2023-03-16 07:59:59] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 08:00:16] [INFO ] After 17169ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 08:00:16] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 08:00:34] [INFO ] After 18023ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 08:00:34] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 08:00:41] [INFO ] After 6835ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 08:00:41] [INFO ] After 25048ms 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 173 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 174 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 239 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 25962 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25962 steps, saw 23535 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 08:00:44] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 08:00:44] [INFO ] Invariant cache hit.
[2023-03-16 08:00:44] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 08:01:02] [INFO ] After 17821ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 08:01:02] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 08:01:20] [INFO ] After 17867ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 08:01:20] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 08:01:27] [INFO ] After 6989ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 08:01:27] [INFO ] After 25039ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 7 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.
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 08:01:28] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 08:01:28] [INFO ] Invariant cache hit.
[2023-03-16 08:01:29] [INFO ] Implicit Places using invariants in 1886 ms returned []
Implicit Place search using SMT only with invariants took 1900 ms to find 0 implicit places.
[2023-03-16 08:01:29] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 08:01:29] [INFO ] Invariant cache hit.
[2023-03-16 08:01:39] [INFO ] Dead Transitions using invariants and state equation in 9236 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11309 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 121 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 40 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 67 ms :[(NOT p0)]
[2023-03-16 08:01:39] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 08:01:39] [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 170 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 08:01:54] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 08:01:54] [INFO ] Invariant cache hit.
[2023-03-16 08:01:56] [INFO ] Implicit Places using invariants in 2009 ms returned []
Implicit Place search using SMT only with invariants took 2010 ms to find 0 implicit places.
[2023-03-16 08:01:56] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 08:01:56] [INFO ] Invariant cache hit.
[2023-03-16 08:02:05] [INFO ] Dead Transitions using invariants and state equation in 8993 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11174 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 203 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 274 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 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 26073 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 26073 steps, saw 23635 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 08:02:09] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 08:02:09] [INFO ] Invariant cache hit.
[2023-03-16 08:02:09] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 08:02:27] [INFO ] After 18317ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 08:02:28] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 08:02:47] [INFO ] After 19068ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 08:02:47] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 08:02:52] [INFO ] After 5769ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 08:02:52] [INFO ] After 25041ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 8 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 174 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 175 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 214 ms. (steps per millisecond=46 ) 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 26592 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 26592 steps, saw 24104 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 08:02:56] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 08:02:56] [INFO ] Invariant cache hit.
[2023-03-16 08:02:56] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 08:03:13] [INFO ] After 16993ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 08:03:13] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 08:03:31] [INFO ] After 17639ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 08:03:31] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 08:03:38] [INFO ] After 7233ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 08:03:38] [INFO ] After 25061ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 7 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.
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 08:03:38] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 08:03:38] [INFO ] Invariant cache hit.
[2023-03-16 08:03:40] [INFO ] Implicit Places using invariants in 2080 ms returned []
Implicit Place search using SMT only with invariants took 2080 ms to find 0 implicit places.
[2023-03-16 08:03:40] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 08:03:40] [INFO ] Invariant cache hit.
[2023-03-16 08:03:49] [INFO ] Dead Transitions using invariants and state equation in 8657 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10888 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 45 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 46 ms :[(NOT p0)]
[2023-03-16 08:03:49] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 08:03:49] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Product exploration explored 100000 steps with 1 reset in 3274 ms.
Product exploration explored 100000 steps with 0 reset in 3319 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 154 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 08:04:11] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 08:04:11] [INFO ] Invariant cache hit.
[2023-03-16 08:04:13] [INFO ] Implicit Places using invariants in 1981 ms returned []
Implicit Place search using SMT only with invariants took 1981 ms to find 0 implicit places.
[2023-03-16 08:04:13] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 08:04:13] [INFO ] Invariant cache hit.
[2023-03-16 08:04:22] [INFO ] Dead Transitions using invariants and state equation in 8681 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10817 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-9-LTLFireability-00 finished in 285683 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||G((p1&&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' '!(((X(p0) U p1)||(F(X(p2)) U (p0 U p1))))'
Found a Lengthening insensitive property : RERS17pb113-PT-9-LTLFireability-07
Stuttering acceptance computed with spot in 175 ms :[(NOT p1), (OR (AND (NOT p2) p1 (NOT p0)) (AND (NOT p2) (NOT p1) p0)), (NOT p1), (NOT p2)]
Support contains 6 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 169 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 08:04:24] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 08:04:24] [INFO ] Invariant cache hit.
[2023-03-16 08:04:25] [INFO ] Implicit Places using invariants in 1937 ms returned []
Implicit Place search using SMT only with invariants took 1938 ms to find 0 implicit places.
[2023-03-16 08:04:25] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 08:04:26] [INFO ] Invariant cache hit.
[2023-03-16 08:04:34] [INFO ] Dead Transitions using invariants and state equation in 8053 ms found 0 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 10161 ms. Remains : 626/627 places, 31352/31353 transitions.
Running random walk in product with property : RERS17pb113-PT-9-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p1) p0 (NOT p2)), acceptance={} source=1 dest: 1}, { cond=(AND p1 (NOT p0) (NOT p2)), acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=2 dest: 3}], [{ cond=(NOT p2), acceptance={} source=3 dest: 3}]], initial=0, aps=[p1:(AND (GEQ s77 1) (GEQ s450 1)), p0:(AND (GEQ s64 1) (GEQ s492 1)), p2:(AND (GEQ s375 1) (GEQ s597 1))], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak, sl-invariant], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 4 reset in 3129 ms.
Product exploration explored 100000 steps with 0 reset in 3201 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) (NOT p0) (NOT p2)), (X (NOT (AND (NOT p1) p0 (NOT p2)))), (X (AND (NOT p1) (NOT p0))), (X (NOT p1)), (X (NOT (AND p1 (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (X (X (NOT p2))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT p1))), (X (X (NOT (AND p1 (NOT p0) (NOT p2)))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 10 factoid took 467 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 3 states, 5 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 131 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (NOT p2)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 251 ms. (steps per millisecond=39 ) 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
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 25852 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25852 steps, saw 23437 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 08:04:44] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 08:04:44] [INFO ] Invariant cache hit.
[2023-03-16 08:04:44] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 08:04:58] [INFO ] After 13939ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:2
[2023-03-16 08:04:58] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 08:05:09] [INFO ] After 10557ms SMT Verify possible using 268 Read/Feed constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 08:05:09] [INFO ] After 24705ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 08:05:09] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
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.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:631)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 08:05:34] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 08:05:34] [INFO ] After 25049ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 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 167 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 168 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 552 ms. (steps per millisecond=18 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 24390 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24390 steps, saw 22142 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 08:05:38] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 08:05:38] [INFO ] Invariant cache hit.
[2023-03-16 08:05:38] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 08:05:51] [INFO ] After 13603ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:2
[2023-03-16 08:05:52] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 08:06:02] [INFO ] After 10432ms SMT Verify possible using 268 Read/Feed constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 08:06:02] [INFO ] After 24272ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 08:06:02] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
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.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:631)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 08:06:27] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 08:06:27] [INFO ] After 25033ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 6 out of 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 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 146 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 08:06:27] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 08:06:27] [INFO ] Invariant cache hit.
[2023-03-16 08:06:29] [INFO ] Implicit Places using invariants in 1824 ms returned []
Implicit Place search using SMT only with invariants took 1827 ms to find 0 implicit places.
[2023-03-16 08:06:29] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 08:06:29] [INFO ] Invariant cache hit.
[2023-03-16 08:06:37] [INFO ] Dead Transitions using invariants and state equation in 8207 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10183 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p2)), (X (NOT (AND (NOT p1) p0 (NOT p2)))), (X (AND (NOT p1) (NOT p0))), (X (NOT p1)), (X (NOT (AND p1 (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (X (X (NOT p2))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT p1))), (X (X (NOT (AND p1 (NOT p0) (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 457 ms. Reduced automaton from 3 states, 5 edges and 3 AP (stutter sensitive) to 3 states, 5 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 141 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (NOT p2)]
Stuttering acceptance computed with spot in 141 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (NOT p2)]
[2023-03-16 08:06:38] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 08:06:38] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
[2023-03-16 08:06:53] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 08:06:53] [INFO ] Invariant cache hit.
Could not prove EG (NOT p2)
Support contains 6 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 68 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 08:07:09] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 08:07:09] [INFO ] Invariant cache hit.
[2023-03-16 08:07:10] [INFO ] Implicit Places using invariants in 1859 ms returned []
Implicit Place search using SMT only with invariants took 1869 ms to find 0 implicit places.
[2023-03-16 08:07:10] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 08:07:10] [INFO ] Invariant cache hit.
[2023-03-16 08:07:19] [INFO ] Dead Transitions using invariants and state equation in 8507 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10445 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) (NOT p0) (NOT p2)), (X (AND (NOT p0) (NOT p1))), (X (NOT p2)), (X (NOT p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p2))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 317 ms. Reduced automaton from 3 states, 5 edges and 3 AP (stutter sensitive) to 3 states, 5 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 133 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (NOT p2)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 388 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 32 ms. (steps per millisecond=312 ) 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 24443 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24443 steps, saw 22187 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 08:07:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 08:07:23] [INFO ] Invariant cache hit.
[2023-03-16 08:07:23] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 08:07:38] [INFO ] After 14837ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:2
[2023-03-16 08:07:38] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 08:07:48] [INFO ] After 9998ms SMT Verify possible using 268 Read/Feed constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 08:07:48] [INFO ] After 25038ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 08:07:48] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
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.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:631)
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 08:08:13] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 08:08:13] [INFO ] After 25042ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 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 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 148 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 398 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 31 ms. (steps per millisecond=322 ) 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 31 ms. (steps per millisecond=322 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 24860 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24860 steps, saw 22554 distinct states, run finished after 3003 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 08:08:17] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 08:08:17] [INFO ] Invariant cache hit.
[2023-03-16 08:08:17] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 08:08:31] [INFO ] After 13747ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:2
[2023-03-16 08:08:31] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 08:08:41] [INFO ] After 10240ms SMT Verify possible using 268 Read/Feed constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 08:08:41] [INFO ] After 24209ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 08:08:41] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:631)
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 08:09:06] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 08:09:06] [INFO ] After 25045ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 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 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 151 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 08:09:06] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 08:09:06] [INFO ] Invariant cache hit.
[2023-03-16 08:09:08] [INFO ] Implicit Places using invariants in 1976 ms returned []
Implicit Place search using SMT only with invariants took 1977 ms to find 0 implicit places.
[2023-03-16 08:09:08] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 08:09:08] [INFO ] Invariant cache hit.
[2023-03-16 08:09:17] [INFO ] Dead Transitions using invariants and state equation in 8920 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11051 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p2)), (X (AND (NOT p0) (NOT p1))), (X (NOT p2)), (X (NOT p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p2))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 432 ms. Reduced automaton from 3 states, 5 edges and 3 AP (stutter sensitive) to 3 states, 5 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 132 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (NOT p2)]
Stuttering acceptance computed with spot in 111 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (NOT p2)]
[2023-03-16 08:09:18] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 08:09:18] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
[2023-03-16 08:09:33] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 08:09:33] [INFO ] Invariant cache hit.
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 121 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (NOT p2)]
Product exploration explored 100000 steps with 0 reset in 3338 ms.
Product exploration explored 100000 steps with 0 reset in 3297 ms.
Applying partial POR strategy [false, true, true]
Stuttering acceptance computed with spot in 120 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (NOT p2)]
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 08:09:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 08:09:55] [INFO ] Invariant cache hit.
[2023-03-16 08:10:04] [INFO ] Dead Transitions using invariants and state equation in 8761 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8917 ms. Remains : 626/626 places, 31352/31352 transitions.
Support contains 6 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 68 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 08:10:04] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 08:10:04] [INFO ] Invariant cache hit.
[2023-03-16 08:10:06] [INFO ] Implicit Places using invariants in 1951 ms returned []
Implicit Place search using SMT only with invariants took 1952 ms to find 0 implicit places.
[2023-03-16 08:10:06] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 08:10:06] [INFO ] Invariant cache hit.
[2023-03-16 08:10:15] [INFO ] Dead Transitions using invariants and state equation in 8694 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10717 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-9-LTLFireability-07 finished in 352878 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(p0))'
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||((!p1&&F(p2)) U (F(p2)&&p3))))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(p1))))'
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&&G(p1)))||X(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(p0)||G(p1))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)||G(p1)))'
[2023-03-16 08:10:17] [INFO ] Flatten gal took : 736 ms
[2023-03-16 08:10:17] [INFO ] Export to MCC of 11 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2023-03-16 08:10:18] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 627 places, 31353 transitions and 125406 arcs took 93 ms.
Total runtime 3458746 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT RERS17pb113-PT-9
BK_EXAMINATION: LTLFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/372
LTLFireability
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 15031532 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16036332 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
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/372/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/372/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/372/LTLFireability.xml
lola: rewrite Frontend/Parser/formula_rewrite.k:355
lola: rewrite Frontend/Parser/formula_rewrite.k:544
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
PENDING FORMULAS: CATEGORY IDL ACT RUN SUS FIN C/T C/M OBS
RERS17pb113-PT-9-LTLFireability-00: LTL 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-04: LTL 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-05: LTL 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-07: LTL 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-08: AG 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-10: LTL 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-11: CONJ 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-12: LTL 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-13: LTL 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-14: LTL 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-15: LTL 0 0 0 0 0 0 0 0
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PENDING FORMULAS: CATEGORY IDL ACT RUN SUS FIN C/T C/M OBS
RERS17pb113-PT-9-LTLFireability-00: LTL 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-04: LTL 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-05: LTL 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-07: LTL 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-08: AG 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-10: LTL 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-11: CONJ 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-12: LTL 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-13: LTL 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-14: LTL 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-15: LTL 0 0 0 0 0 0 0 0
TASK CATEGORY TYPE TIME/TLIMIT MEM PG/PGLIMIT FORMULA STATUS
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lola: Created skeleton in 12.000000 secs.
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
PENDING FORMULAS: CATEGORY IDL ACT RUN SUS FIN C/T C/M OBS
RERS17pb113-PT-9-LTLFireability-00: LTL 0 0 0 0 1 0 0 0
RERS17pb113-PT-9-LTLFireability-04: LTL 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-05: LTL 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-07: LTL 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-08: AG 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-10: LTL 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-11: CONJ 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-12: LTL 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-13: LTL 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-14: LTL 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-15: LTL 0 0 0 0 0 0 0 0
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PENDING FORMULAS: CATEGORY IDL ACT RUN SUS FIN C/T C/M OBS
RERS17pb113-PT-9-LTLFireability-00: LTL 0 0 0 0 1 0 0 0
RERS17pb113-PT-9-LTLFireability-04: LTL 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-05: LTL 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-07: LTL 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-08: AG 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-10: LTL 0 0 0 0 0 0 0 0
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RERS17pb113-PT-9-LTLFireability-13: LTL 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-14: LTL 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-15: LTL 0 0 0 0 1 0 0 0
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RERS17pb113-PT-9-LTLFireability-00: LTL 0 0 0 0 1 0 0 0
RERS17pb113-PT-9-LTLFireability-04: LTL 0 0 0 0 1 0 0 0
RERS17pb113-PT-9-LTLFireability-05: LTL 0 0 0 0 1 0 0 0
RERS17pb113-PT-9-LTLFireability-07: LTL 0 0 0 0 1 0 0 0
RERS17pb113-PT-9-LTLFireability-08: AG 0 0 0 0 1 0 0 0
RERS17pb113-PT-9-LTLFireability-10: LTL 0 0 0 0 1 0 0 0
RERS17pb113-PT-9-LTLFireability-11: CONJ 0 0 0 0 2 0 0 0
RERS17pb113-PT-9-LTLFireability-12: LTL 0 0 0 0 1 0 0 0
RERS17pb113-PT-9-LTLFireability-13: LTL 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-14: LTL 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-15: LTL 0 0 0 0 1 0 0 0
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RERS17pb113-PT-9-LTLFireability-04: LTL 0 0 0 0 1 0 0 0
RERS17pb113-PT-9-LTLFireability-05: LTL 0 0 0 0 1 0 0 0
RERS17pb113-PT-9-LTLFireability-07: LTL 0 0 0 0 1 0 0 0
RERS17pb113-PT-9-LTLFireability-08: AG 0 0 0 0 1 0 0 0
RERS17pb113-PT-9-LTLFireability-10: LTL 0 0 0 0 1 0 0 0
RERS17pb113-PT-9-LTLFireability-11: CONJ 0 0 0 0 2 0 0 0
RERS17pb113-PT-9-LTLFireability-12: LTL 0 0 0 0 1 0 0 0
RERS17pb113-PT-9-LTLFireability-13: LTL 0 0 0 0 0 0 0 0
RERS17pb113-PT-9-LTLFireability-14: LTL 0 0 0 0 0 0 0 0
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RERS17pb113-PT-9-LTLFireability-00: LTL unknown AGGR
RERS17pb113-PT-9-LTLFireability-04: LTL unknown AGGR
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RERS17pb113-PT-9-LTLFireability-07: LTL unknown AGGR
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RERS17pb113-PT-9-LTLFireability-10: LTL unknown AGGR
RERS17pb113-PT-9-LTLFireability-11: CONJ unknown CONJ
RERS17pb113-PT-9-LTLFireability-12: LTL unknown AGGR
RERS17pb113-PT-9-LTLFireability-13: LTL unknown AGGR
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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-9"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool lolaxred"
echo " Input is RERS17pb113-PT-9, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r327-tall-167889199100068"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb113-PT-9.tgz
mv RERS17pb113-PT-9 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
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 ;