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.r231-tall-167856416800956.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 MultiCrashLeafsetExtension-PT-S32C10, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r231-tall-167856416800956
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 33M
-rw-r--r-- 1 mcc users 11K Feb 26 03:02 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K Feb 26 03:02 CTLCardinality.xml
-rw-r--r-- 1 mcc users 12K Feb 26 02:50 CTLFireability.txt
-rw-r--r-- 1 mcc users 62K Feb 26 02:50 CTLFireability.xml
-rw-r--r-- 1 mcc users 6.9K Feb 25 16:26 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Feb 25 16:26 LTLCardinality.xml
-rw-r--r-- 1 mcc users 4.6K Feb 25 16:26 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Feb 25 16:26 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Feb 26 03:23 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 83K Feb 26 03:23 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 15K Feb 26 03:13 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 65K Feb 26 03:13 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.5K Feb 25 16:26 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.6K Feb 25 16:26 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 32M Mar 5 18:22 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 MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-00
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-01
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-02
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-03
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-04
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-05
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-06
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-07
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-08
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-09
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-10
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-11
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-12
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-13
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-14
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679520218941

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=MultiCrashLeafsetExtension-PT-S32C10
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-22 21:23:40] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-22 21:23:40] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-22 21:23:41] [INFO ] Load time of PNML (sax parser for PT used): 871 ms
[2023-03-22 21:23:41] [INFO ] Transformed 32088 places.
[2023-03-22 21:23:41] [INFO ] Transformed 48223 transitions.
[2023-03-22 21:23:41] [INFO ] Parsed PT model containing 32088 places and 48223 transitions and 181342 arcs in 1235 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 23 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 67 out of 32088 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32088/32088 places, 48223/48223 transitions.
Reduce places removed 56 places and 0 transitions.
Iterating post reduction 0 with 56 rules applied. Total rules applied 56 place count 32032 transition count 48223
Applied a total of 56 rules in 2621 ms. Remains 32032 /32088 variables (removed 56) and now considering 48223/48223 (removed 0) transitions.
[2023-03-22 21:23:45] [INFO ] Flow matrix only has 47167 transitions (discarded 1056 similar events)
// Phase 1: matrix 47167 rows 32032 cols
[2023-03-22 21:23:52] [INFO ] Computed 1837 place invariants in 7695 ms
[2023-03-22 21:23:55] [INFO ] Implicit Places using invariants in 10574 ms returned []
Implicit Place search using SMT only with invariants took 10602 ms to find 0 implicit places.
[2023-03-22 21:23:55] [INFO ] Flow matrix only has 47167 transitions (discarded 1056 similar events)
[2023-03-22 21:23:55] [INFO ] Invariant cache hit.
[2023-03-22 21:23:58] [INFO ] Dead Transitions using invariants and state equation in 2803 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 32032/32088 places, 48223/48223 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 16036 ms. Remains : 32032/32088 places, 48223/48223 transitions.
Support contains 67 out of 32032 places after structural reductions.
[2023-03-22 21:24:00] [INFO ] Flatten gal took : 1684 ms
[2023-03-22 21:24:01] [INFO ] Flatten gal took : 1322 ms
[2023-03-22 21:24:04] [INFO ] Input system was already deterministic with 48223 transitions.
Support contains 61 out of 32032 places (down from 67) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 97 resets, run finished after 917 ms. (steps per millisecond=10 ) properties (out of 32) seen :6
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 26) 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 26) 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 26) 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 26) 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 26) 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 26) 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 26) 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 26) 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 26) 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 26) 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 26) 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 26) 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 26) 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 26) 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 26) 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 26) 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 26) 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 26) 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 26) 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 26) 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 26) 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 26) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 25) 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 25) 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 25) 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 25) seen :0
Running SMT prover for 25 properties.
[2023-03-22 21:24:06] [INFO ] Flow matrix only has 47167 transitions (discarded 1056 similar events)
[2023-03-22 21:24:06] [INFO ] Invariant cache hit.
[2023-03-22 21:24:21] [INFO ] [Real]Absence check using 63 positive place invariants in 467 ms returned sat
[2023-03-22 21:24:23] [INFO ] [Real]Absence check using 63 positive and 1774 generalized place invariants in 2581 ms returned sat
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:629)
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)
[2023-03-22 21:24:31] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-22 21:24:31] [INFO ] After 25101ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 25 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 41 out of 32032 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32032/32032 places, 48223/48223 transitions.
Drop transitions removed 10459 transitions
Trivial Post-agglo rules discarded 10459 transitions
Performed 10459 trivial Post agglomeration. Transition count delta: 10459
Iterating post reduction 0 with 10459 rules applied. Total rules applied 10459 place count 32032 transition count 37764
Reduce places removed 10459 places and 0 transitions.
Performed 96 Post agglomeration using F-continuation condition.Transition count delta: 96
Iterating post reduction 1 with 10555 rules applied. Total rules applied 21014 place count 21573 transition count 37668
Reduce places removed 96 places and 0 transitions.
Iterating post reduction 2 with 96 rules applied. Total rules applied 21110 place count 21477 transition count 37668
Performed 653 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 653 Pre rules applied. Total rules applied 21110 place count 21477 transition count 37015
Deduced a syphon composed of 653 places in 74 ms
Reduce places removed 653 places and 0 transitions.
Iterating global reduction 3 with 1306 rules applied. Total rules applied 22416 place count 20824 transition count 37015
Performed 32 Post agglomeration using F-continuation condition.Transition count delta: 32
Deduced a syphon composed of 32 places in 81 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 3 with 64 rules applied. Total rules applied 22480 place count 20792 transition count 36983
Free-agglomeration rule (complex) applied 1559 times.
Iterating global reduction 3 with 1559 rules applied. Total rules applied 24039 place count 20792 transition count 35424
Reduce places removed 1559 places and 0 transitions.
Iterating post reduction 3 with 1559 rules applied. Total rules applied 25598 place count 19233 transition count 35424
Partial Free-agglomeration rule applied 3595 times.
Drop transitions removed 3595 transitions
Iterating global reduction 4 with 3595 rules applied. Total rules applied 29193 place count 19233 transition count 35424
Applied a total of 29193 rules in 12497 ms. Remains 19233 /32032 variables (removed 12799) and now considering 35424/48223 (removed 12799) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12500 ms. Remains : 19233/32032 places, 35424/48223 transitions.
Incomplete random walk after 10000 steps, including 162 resets, run finished after 1291 ms. (steps per millisecond=7 ) properties (out of 23) seen :4
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 19) seen :1
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 18) seen :0
Running SMT prover for 18 properties.
[2023-03-22 21:24:45] [INFO ] Flow matrix only has 33870 transitions (discarded 1554 similar events)
// Phase 1: matrix 33870 rows 19233 cols
[2023-03-22 21:24:58] [INFO ] Computed 1837 place invariants in 12392 ms
[2023-03-22 21:25:04] [INFO ] [Real]Absence check using 65 positive place invariants in 198 ms returned sat
[2023-03-22 21:25:05] [INFO ] [Real]Absence check using 65 positive and 1772 generalized place invariants in 1362 ms returned sat
[2023-03-22 21:25:23] [INFO ] After 12810ms SMT Verify possible using state equation in real domain returned unsat :1 sat :13 real:3
[2023-03-22 21:25:23] [INFO ] State equation strengthened by 15490 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)
[2023-03-22 21:25:23] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-22 21:25:23] [INFO ] After 25651ms 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 31 out of 19233 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19233/19233 places, 35424/35424 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 19233 transition count 35422
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 19231 transition count 35422
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 4 place count 19231 transition count 35419
Deduced a syphon composed of 3 places in 35 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 10 place count 19228 transition count 35419
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 2 with 3 rules applied. Total rules applied 13 place count 19228 transition count 35416
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 16 place count 19225 transition count 35416
Partial Free-agglomeration rule applied 18 times.
Drop transitions removed 18 transitions
Iterating global reduction 3 with 18 rules applied. Total rules applied 34 place count 19225 transition count 35416
Applied a total of 34 rules in 4328 ms. Remains 19225 /19233 variables (removed 8) and now considering 35416/35424 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4328 ms. Remains : 19225/19233 places, 35416/35424 transitions.
Incomplete random walk after 10000 steps, including 162 resets, run finished after 1234 ms. (steps per millisecond=8 ) properties (out of 17) seen :2
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=40 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 15) seen :0
Running SMT prover for 15 properties.
[2023-03-22 21:25:29] [INFO ] Flow matrix only has 33862 transitions (discarded 1554 similar events)
// Phase 1: matrix 33862 rows 19225 cols
[2023-03-22 21:25:43] [INFO ] Computed 1837 place invariants in 13823 ms
[2023-03-22 21:25:48] [INFO ] [Real]Absence check using 65 positive place invariants in 175 ms returned sat
[2023-03-22 21:25:49] [INFO ] [Real]Absence check using 65 positive and 1772 generalized place invariants in 1063 ms returned sat
[2023-03-22 21:26:08] [INFO ] After 14996ms SMT Verify possible using state equation in real domain returned unsat :0 sat :14
[2023-03-22 21:26:09] [INFO ] State equation strengthened by 15490 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)
[2023-03-22 21:26:09] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-22 21:26:09] [INFO ] After 25594ms 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 27 out of 19225 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19225/19225 places, 35416/35416 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 19225 transition count 35414
Deduced a syphon composed of 2 places in 36 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 19223 transition count 35414
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 6 place count 19223 transition count 35412
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 8 place count 19221 transition count 35412
Applied a total of 8 rules in 2925 ms. Remains 19221 /19225 variables (removed 4) and now considering 35412/35416 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2925 ms. Remains : 19221/19225 places, 35412/35416 transitions.
Successfully simplified 3 atomic propositions for a total of 15 simplifications.
FORMULA MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 26016 stabilizing places and 36254 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(p0))'
Support contains 2 out of 32032 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32032/32032 places, 48223/48223 transitions.
Applied a total of 0 rules in 1699 ms. Remains 32032 /32032 variables (removed 0) and now considering 48223/48223 (removed 0) transitions.
[2023-03-22 21:26:14] [INFO ] Flow matrix only has 47167 transitions (discarded 1056 similar events)
// Phase 1: matrix 47167 rows 32032 cols
[2023-03-22 21:26:21] [INFO ] Computed 1837 place invariants in 7206 ms
[2023-03-22 21:26:24] [INFO ] Implicit Places using invariants in 9841 ms returned []
Implicit Place search using SMT only with invariants took 9842 ms to find 0 implicit places.
[2023-03-22 21:26:24] [INFO ] Flow matrix only has 47167 transitions (discarded 1056 similar events)
[2023-03-22 21:26:24] [INFO ] Invariant cache hit.
[2023-03-22 21:26:26] [INFO ] Dead Transitions using invariants and state equation in 2509 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 14053 ms. Remains : 32032/32032 places, 48223/48223 transitions.
Stuttering acceptance computed with spot in 221 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={0} source=2 dest: 2}]], initial=1, aps=[p0:(AND (GEQ s29845 1) (GEQ s31836 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][false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 9 ms.
FORMULA MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-00 finished in 14578 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)||X(F((X(p2)||p1))))))'
Support contains 5 out of 32032 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32032/32032 places, 48223/48223 transitions.
Applied a total of 0 rules in 1724 ms. Remains 32032 /32032 variables (removed 0) and now considering 48223/48223 (removed 0) transitions.
[2023-03-22 21:26:28] [INFO ] Flow matrix only has 47167 transitions (discarded 1056 similar events)
[2023-03-22 21:26:28] [INFO ] Invariant cache hit.
[2023-03-22 21:26:31] [INFO ] Implicit Places using invariants in 2889 ms returned []
Implicit Place search using SMT only with invariants took 2890 ms to find 0 implicit places.
[2023-03-22 21:26:31] [INFO ] Flow matrix only has 47167 transitions (discarded 1056 similar events)
[2023-03-22 21:26:31] [INFO ] Invariant cache hit.
[2023-03-22 21:26:34] [INFO ] Dead Transitions using invariants and state equation in 2778 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7397 ms. Remains : 32032/32032 places, 48223/48223 transitions.
Stuttering acceptance computed with spot in 178 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(GEQ s31436 1), p1:(OR (LT s12566 1) (LT s12871 1)), p2:(OR (LT s7875 1) (LT s31556 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 timeout after 78660 steps with 26220 reset in 10003 ms.
Product exploration timeout after 78330 steps with 26110 reset in 10001 ms.
Computed a total of 26016 stabilizing places and 36254 stable transitions
Computed a total of 26016 stabilizing places and 36254 stable transitions
Detected a total of 26016/32032 stabilizing places and 36254/48223 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 3/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) p1 p2), (X (NOT p0)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (X (NOT (AND (NOT p0) (NOT p1)))))
Knowledge based reduction with 6 factoid took 150 ms. Reduced automaton from 4 states, 4 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-01 finished in 28163 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((!p0&&X(!p1)&&F((G(F(!p2))||(!p1&&F(!p2))))) U G(p0)))'
Support contains 8 out of 32032 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32032/32032 places, 48223/48223 transitions.
Applied a total of 0 rules in 1892 ms. Remains 32032 /32032 variables (removed 0) and now considering 48223/48223 (removed 0) transitions.
[2023-03-22 21:26:57] [INFO ] Flow matrix only has 47167 transitions (discarded 1056 similar events)
[2023-03-22 21:26:57] [INFO ] Invariant cache hit.
[2023-03-22 21:26:59] [INFO ] Implicit Places using invariants in 2587 ms returned []
Implicit Place search using SMT only with invariants took 2588 ms to find 0 implicit places.
[2023-03-22 21:26:59] [INFO ] Flow matrix only has 47167 transitions (discarded 1056 similar events)
[2023-03-22 21:26:59] [INFO ] Invariant cache hit.
[2023-03-22 21:27:02] [INFO ] Dead Transitions using invariants and state equation in 2615 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7100 ms. Remains : 32032/32032 places, 48223/48223 transitions.
Stuttering acceptance computed with spot in 294 ms :[(NOT p0), true, (NOT p0), (OR (NOT p0) p1), (OR (NOT p0) p2), (OR (NOT p0) p1 p2)]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=p0, acceptance={} source=2 dest: 0}, { cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=2 dest: 3}, { cond=(OR (AND (NOT p0) p2) (AND (NOT p0) p1)), acceptance={} source=2 dest: 5}], [{ cond=(AND p0 (NOT p1)), acceptance={0} source=3 dest: 0}, { cond=p1, acceptance={0} source=3 dest: 1}, { cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={0} source=3 dest: 3}, { cond=(AND (NOT p0) p2 (NOT p1)), acceptance={0} source=3 dest: 5}], [{ cond=(AND p0 (NOT p2)), acceptance={0} source=4 dest: 0}, { cond=(NOT p0), acceptance={0} source=4 dest: 1}, { cond=(AND p0 p2), acceptance={0} source=4 dest: 4}], [{ cond=(AND p0 (NOT p2) (NOT p1)), acceptance={0} source=5 dest: 0}, { cond=p1, acceptance={0} source=5 dest: 1}, { cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={0} source=5 dest: 3}, { cond=(AND p0 p2 (NOT p1)), acceptance={0} source=5 dest: 4}, { cond=(AND (NOT p0) p2 (NOT p1)), acceptance={0} source=5 dest: 5}]], initial=2, aps=[p0:(AND (GEQ s2 1) (GEQ s15846 1) (GEQ s15848 1) (GEQ s24548 1)), p2:(AND (GEQ s12928 1) (GEQ s31661 1)), p1:(AND (GEQ s3619 1) (GEQ s28219 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Stuttering criterion allowed to conclude after 100 steps with 0 reset in 9 ms.
FORMULA MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-03 finished in 7670 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 1 out of 32032 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32032/32032 places, 48223/48223 transitions.
Applied a total of 0 rules in 1750 ms. Remains 32032 /32032 variables (removed 0) and now considering 48223/48223 (removed 0) transitions.
[2023-03-22 21:27:04] [INFO ] Flow matrix only has 47167 transitions (discarded 1056 similar events)
[2023-03-22 21:27:04] [INFO ] Invariant cache hit.
[2023-03-22 21:27:07] [INFO ] Implicit Places using invariants in 2764 ms returned []
Implicit Place search using SMT only with invariants took 2765 ms to find 0 implicit places.
[2023-03-22 21:27:07] [INFO ] Flow matrix only has 47167 transitions (discarded 1056 similar events)
[2023-03-22 21:27:07] [INFO ] Invariant cache hit.
[2023-03-22 21:27:09] [INFO ] Dead Transitions using invariants and state equation in 2633 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7151 ms. Remains : 32032/32032 places, 48223/48223 transitions.
Stuttering acceptance computed with spot in 82 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(GEQ s31665 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]]
Stuttering criterion allowed to conclude after 100 steps with 0 reset in 7 ms.
FORMULA MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-04 finished in 7418 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(p0)) U (F(p0)&&p1)))'
Support contains 4 out of 32032 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32032/32032 places, 48223/48223 transitions.
Applied a total of 0 rules in 1602 ms. Remains 32032 /32032 variables (removed 0) and now considering 48223/48223 (removed 0) transitions.
[2023-03-22 21:27:11] [INFO ] Flow matrix only has 47167 transitions (discarded 1056 similar events)
[2023-03-22 21:27:11] [INFO ] Invariant cache hit.
[2023-03-22 21:27:14] [INFO ] Implicit Places using invariants in 2517 ms returned []
Implicit Place search using SMT only with invariants took 2522 ms to find 0 implicit places.
[2023-03-22 21:27:14] [INFO ] Flow matrix only has 47167 transitions (discarded 1056 similar events)
[2023-03-22 21:27:14] [INFO ] Invariant cache hit.
[2023-03-22 21:27:16] [INFO ] Dead Transitions using invariants and state equation in 2490 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 6627 ms. Remains : 32032/32032 places, 48223/48223 transitions.
Stuttering acceptance computed with spot in 225 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (NOT p0), true]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={} source=0 dest: 1}, { cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=(NOT p0), acceptance={} source=2 dest: 2}], [{ cond=(NOT p0), acceptance={} source=3 dest: 4}], [{ cond=true, acceptance={} source=4 dest: 4}]], initial=0, aps=[p1:(AND (GEQ s21743 1) (GEQ s31522 1)), p0:(AND (GEQ s21446 1) (GEQ s21730 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, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 2 ms.
FORMULA MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-05 finished in 7035 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 1 out of 32032 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32032/32032 places, 48223/48223 transitions.
Applied a total of 0 rules in 1656 ms. Remains 32032 /32032 variables (removed 0) and now considering 48223/48223 (removed 0) transitions.
[2023-03-22 21:27:18] [INFO ] Flow matrix only has 47167 transitions (discarded 1056 similar events)
[2023-03-22 21:27:18] [INFO ] Invariant cache hit.
[2023-03-22 21:27:21] [INFO ] Implicit Places using invariants in 2565 ms returned []
Implicit Place search using SMT only with invariants took 2578 ms to find 0 implicit places.
[2023-03-22 21:27:21] [INFO ] Flow matrix only has 47167 transitions (discarded 1056 similar events)
[2023-03-22 21:27:21] [INFO ] Invariant cache hit.
[2023-03-22 21:27:24] [INFO ] Dead Transitions using invariants and state equation in 2495 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 6755 ms. Remains : 32032/32032 places, 48223/48223 transitions.
Stuttering acceptance computed with spot in 133 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(GEQ s5127 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 3 ms.
FORMULA MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-06 finished in 7080 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 1 out of 32032 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32032/32032 places, 48223/48223 transitions.
Applied a total of 0 rules in 1770 ms. Remains 32032 /32032 variables (removed 0) and now considering 48223/48223 (removed 0) transitions.
[2023-03-22 21:27:26] [INFO ] Flow matrix only has 47167 transitions (discarded 1056 similar events)
[2023-03-22 21:27:26] [INFO ] Invariant cache hit.
[2023-03-22 21:27:28] [INFO ] Implicit Places using invariants in 2584 ms returned []
Implicit Place search using SMT only with invariants took 2597 ms to find 0 implicit places.
[2023-03-22 21:27:28] [INFO ] Flow matrix only has 47167 transitions (discarded 1056 similar events)
[2023-03-22 21:27:28] [INFO ] Invariant cache hit.
[2023-03-22 21:27:31] [INFO ] Dead Transitions using invariants and state equation in 2533 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 6916 ms. Remains : 32032/32032 places, 48223/48223 transitions.
Stuttering acceptance computed with spot in 144 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-07 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:(GEQ s15306 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 3 ms.
FORMULA MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-07 finished in 7253 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(G(p0))&&F(p1))))'
Support contains 3 out of 32032 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 32032/32032 places, 48223/48223 transitions.
Drop transitions removed 10559 transitions
Trivial Post-agglo rules discarded 10559 transitions
Performed 10559 trivial Post agglomeration. Transition count delta: 10559
Iterating post reduction 0 with 10559 rules applied. Total rules applied 10559 place count 32032 transition count 37664
Reduce places removed 10559 places and 0 transitions.
Iterating post reduction 1 with 10559 rules applied. Total rules applied 21118 place count 21473 transition count 37664
Performed 660 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 660 Pre rules applied. Total rules applied 21118 place count 21473 transition count 37004
Deduced a syphon composed of 660 places in 74 ms
Reduce places removed 660 places and 0 transitions.
Iterating global reduction 2 with 1320 rules applied. Total rules applied 22438 place count 20813 transition count 37004
Performed 33 Post agglomeration using F-continuation condition.Transition count delta: 33
Deduced a syphon composed of 33 places in 58 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 2 with 66 rules applied. Total rules applied 22504 place count 20780 transition count 36971
Applied a total of 22504 rules in 6271 ms. Remains 20780 /32032 variables (removed 11252) and now considering 36971/48223 (removed 11252) transitions.
[2023-03-22 21:27:37] [INFO ] Flow matrix only has 35915 transitions (discarded 1056 similar events)
// Phase 1: matrix 35915 rows 20780 cols
[2023-03-22 21:27:43] [INFO ] Computed 1837 place invariants in 5107 ms
[2023-03-22 21:27:44] [INFO ] Implicit Places using invariants in 6790 ms returned []
Implicit Place search using SMT only with invariants took 6803 ms to find 0 implicit places.
[2023-03-22 21:27:44] [INFO ] Flow matrix only has 35915 transitions (discarded 1056 similar events)
[2023-03-22 21:27:44] [INFO ] Invariant cache hit.
[2023-03-22 21:27:46] [INFO ] Dead Transitions using invariants and state equation in 1699 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 20780/32032 places, 36971/48223 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 14786 ms. Remains : 20780/32032 places, 36971/48223 transitions.
Stuttering acceptance computed with spot in 131 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-08 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=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(AND (GEQ s6485 1) (GEQ s11596 1)), p1:(GEQ s7461 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Stuttering criterion allowed to conclude after 82 steps with 0 reset in 6 ms.
FORMULA MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-08 finished in 15043 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)) U p1))'
Support contains 3 out of 32032 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 32032/32032 places, 48223/48223 transitions.
Drop transitions removed 10543 transitions
Trivial Post-agglo rules discarded 10543 transitions
Performed 10543 trivial Post agglomeration. Transition count delta: 10543
Iterating post reduction 0 with 10543 rules applied. Total rules applied 10543 place count 32032 transition count 37680
Reduce places removed 10543 places and 0 transitions.
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Iterating post reduction 1 with 10559 rules applied. Total rules applied 21102 place count 21489 transition count 37664
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 2 with 16 rules applied. Total rules applied 21118 place count 21473 transition count 37664
Performed 659 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 659 Pre rules applied. Total rules applied 21118 place count 21473 transition count 37005
Deduced a syphon composed of 659 places in 80 ms
Reduce places removed 659 places and 0 transitions.
Iterating global reduction 3 with 1318 rules applied. Total rules applied 22436 place count 20814 transition count 37005
Performed 33 Post agglomeration using F-continuation condition.Transition count delta: 33
Deduced a syphon composed of 33 places in 60 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 3 with 66 rules applied. Total rules applied 22502 place count 20781 transition count 36972
Applied a total of 22502 rules in 6198 ms. Remains 20781 /32032 variables (removed 11251) and now considering 36972/48223 (removed 11251) transitions.
[2023-03-22 21:27:52] [INFO ] Flow matrix only has 35916 transitions (discarded 1056 similar events)
// Phase 1: matrix 35916 rows 20781 cols
[2023-03-22 21:27:58] [INFO ] Computed 1837 place invariants in 5142 ms
[2023-03-22 21:27:59] [INFO ] Implicit Places using invariants in 6841 ms returned []
Implicit Place search using SMT only with invariants took 6850 ms to find 0 implicit places.
[2023-03-22 21:27:59] [INFO ] Flow matrix only has 35916 transitions (discarded 1056 similar events)
[2023-03-22 21:27:59] [INFO ] Invariant cache hit.
[2023-03-22 21:28:01] [INFO ] Dead Transitions using invariants and state equation in 1735 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 20781/32032 places, 36972/48223 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 14801 ms. Remains : 20781/32032 places, 36972/48223 transitions.
Stuttering acceptance computed with spot in 196 ms :[(NOT p1), (NOT p0), (NOT p0)]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 1}, { cond=(NOT p1), acceptance={0} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={} source=2 dest: 1}, { cond=true, acceptance={} source=2 dest: 2}]], initial=0, aps=[p1:(GEQ s14508 1), p0:(AND (GEQ s14109 1) (GEQ s14130 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]]
Stuttering criterion allowed to conclude after 82 steps with 0 reset in 5 ms.
FORMULA MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-09 finished in 15125 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))&&(!p0||X(!p0))))) U p2))'
Support contains 6 out of 32032 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32032/32032 places, 48223/48223 transitions.
Applied a total of 0 rules in 1729 ms. Remains 32032 /32032 variables (removed 0) and now considering 48223/48223 (removed 0) transitions.
[2023-03-22 21:28:03] [INFO ] Flow matrix only has 47167 transitions (discarded 1056 similar events)
// Phase 1: matrix 47167 rows 32032 cols
[2023-03-22 21:28:10] [INFO ] Computed 1837 place invariants in 6834 ms
[2023-03-22 21:28:12] [INFO ] Implicit Places using invariants in 9309 ms returned []
Implicit Place search using SMT only with invariants took 9325 ms to find 0 implicit places.
[2023-03-22 21:28:12] [INFO ] Flow matrix only has 47167 transitions (discarded 1056 similar events)
[2023-03-22 21:28:12] [INFO ] Invariant cache hit.
[2023-03-22 21:28:15] [INFO ] Dead Transitions using invariants and state equation in 2604 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 13673 ms. Remains : 32032/32032 places, 48223/48223 transitions.
Stuttering acceptance computed with spot in 186 ms :[(NOT p2), p0, (AND p0 p1), p0]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=(NOT p2), acceptance={0, 1} source=0 dest: 0}, { cond=(NOT p2), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p2) p0 (NOT p1)), acceptance={} source=0 dest: 2}, { cond=(AND (NOT p2) p0 (NOT p1)), acceptance={} source=0 dest: 3}], [{ cond=(OR (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}, { cond=(AND p0 p1), acceptance={0, 1} source=1 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={1} source=1 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={0, 1} source=1 dest: 3}], [{ cond=(AND (NOT p0) p1), acceptance={0} source=2 dest: 1}, { cond=(AND p0 p1), acceptance={0, 1} source=2 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={1} source=2 dest: 2}], [{ cond=(AND p0 (NOT p1)), acceptance={0} source=3 dest: 1}, { cond=(AND p0 p1), acceptance={0, 1} source=3 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={1} source=3 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={0, 1} source=3 dest: 3}]], initial=0, aps=[p2:(AND (GEQ s23384 1) (GEQ s23588 1)), p0:(AND (GEQ s11865 1) (GEQ s31941 1)), p1:(AND (GEQ s28629 1) (GEQ s28806 1))], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 979 reset in 3432 ms.
Product exploration explored 100000 steps with 979 reset in 3479 ms.
Computed a total of 26016 stabilizing places and 36254 stable transitions
Computed a total of 26016 stabilizing places and 36254 stable transitions
Detected a total of 26016/32032 stabilizing places and 36254/48223 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND (NOT p2) (NOT p0) (NOT p1)), (X (NOT (AND p0 (NOT p1)))), (X (OR (NOT p0) (NOT p1))), (X (NOT p2)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND (NOT p2) p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND p0 p1))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (OR (NOT p0) (NOT p1)))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p2) p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 p1)))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 17 factoid took 876 ms. Reduced automaton from 4 states, 16 edges and 3 AP (stutter sensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 77 ms :[(NOT p2), p0]
Incomplete random walk after 10000 steps, including 98 resets, run finished after 550 ms. (steps per millisecond=18 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 15 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 15 resets, run finished after 83 ms. (steps per millisecond=120 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 5649 steps, run timeout after 3001 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 5649 steps, saw 2930 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-22 21:28:28] [INFO ] Flow matrix only has 47167 transitions (discarded 1056 similar events)
[2023-03-22 21:28:28] [INFO ] Invariant cache hit.
[2023-03-22 21:28:33] [INFO ] [Real]Absence check using 63 positive place invariants in 320 ms returned sat
[2023-03-22 21:28:34] [INFO ] [Real]Absence check using 63 positive and 1774 generalized place invariants in 1726 ms returned sat
[2023-03-22 21:28:53] [INFO ] After 17323ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-22 21:28:53] [INFO ] State equation strengthened by 15490 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)
[2023-03-22 21:28:53] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-22 21:28:53] [INFO ] After 25182ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 32032 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32032/32032 places, 48223/48223 transitions.
Drop transitions removed 10560 transitions
Trivial Post-agglo rules discarded 10560 transitions
Performed 10560 trivial Post agglomeration. Transition count delta: 10560
Iterating post reduction 0 with 10560 rules applied. Total rules applied 10560 place count 32032 transition count 37663
Reduce places removed 10560 places and 0 transitions.
Iterating post reduction 1 with 10560 rules applied. Total rules applied 21120 place count 21472 transition count 37663
Performed 660 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 660 Pre rules applied. Total rules applied 21120 place count 21472 transition count 37003
Deduced a syphon composed of 660 places in 69 ms
Reduce places removed 660 places and 0 transitions.
Iterating global reduction 2 with 1320 rules applied. Total rules applied 22440 place count 20812 transition count 37003
Performed 32 Post agglomeration using F-continuation condition.Transition count delta: 32
Deduced a syphon composed of 32 places in 55 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 2 with 64 rules applied. Total rules applied 22504 place count 20780 transition count 36971
Free-agglomeration rule (complex) applied 1572 times.
Iterating global reduction 2 with 1572 rules applied. Total rules applied 24076 place count 20780 transition count 35399
Reduce places removed 1572 places and 0 transitions.
Iterating post reduction 2 with 1572 rules applied. Total rules applied 25648 place count 19208 transition count 35399
Applied a total of 25648 rules in 9935 ms. Remains 19208 /32032 variables (removed 12824) and now considering 35399/48223 (removed 12824) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9939 ms. Remains : 19208/32032 places, 35399/48223 transitions.
Incomplete random walk after 10000 steps, including 162 resets, run finished after 1267 ms. (steps per millisecond=7 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 16 resets, run finished after 147 ms. (steps per millisecond=68 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 16 resets, run finished after 141 ms. (steps per millisecond=70 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 8246 steps, run timeout after 3001 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 8246 steps, saw 3986 distinct states, run finished after 3001 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-22 21:29:07] [INFO ] Flow matrix only has 33845 transitions (discarded 1554 similar events)
// Phase 1: matrix 33845 rows 19208 cols
[2023-03-22 21:29:18] [INFO ] Computed 1837 place invariants in 10788 ms
[2023-03-22 21:29:21] [INFO ] [Real]Absence check using 65 positive place invariants in 178 ms returned sat
[2023-03-22 21:29:22] [INFO ] [Real]Absence check using 65 positive and 1772 generalized place invariants in 1166 ms returned sat
[2023-03-22 21:29:43] [INFO ] After 20710ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-22 21:29:44] [INFO ] State equation strengthened by 15490 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)
[2023-03-22 21:29:44] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-22 21:29:44] [INFO ] After 25565ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 19208 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19208/19208 places, 35399/35399 transitions.
Applied a total of 0 rules in 1393 ms. Remains 19208 /19208 variables (removed 0) and now considering 35399/35399 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1393 ms. Remains : 19208/19208 places, 35399/35399 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19208/19208 places, 35399/35399 transitions.
Applied a total of 0 rules in 1403 ms. Remains 19208 /19208 variables (removed 0) and now considering 35399/35399 (removed 0) transitions.
[2023-03-22 21:29:46] [INFO ] Flow matrix only has 33845 transitions (discarded 1554 similar events)
[2023-03-22 21:29:46] [INFO ] Invariant cache hit.
[2023-03-22 21:29:48] [INFO ] Implicit Places using invariants in 1759 ms returned []
Implicit Place search using SMT only with invariants took 1760 ms to find 0 implicit places.
[2023-03-22 21:29:48] [INFO ] Flow matrix only has 33845 transitions (discarded 1554 similar events)
[2023-03-22 21:29:48] [INFO ] Invariant cache hit.
[2023-03-22 21:29:50] [INFO ] Dead Transitions using invariants and state equation in 1729 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4903 ms. Remains : 19208/19208 places, 35399/35399 transitions.
Graph (trivial) has 7321 edges and 19208 vertex of which 32 / 19208 are part of one of the 1 SCC in 15 ms
Free SCC test removed 31 places
Drop transitions removed 1055 transitions
Ensure Unique test removed 1517 transitions
Reduce isomorphic transitions removed 2572 transitions.
Graph (complete) has 115444 edges and 19177 vertex of which 19147 are kept as prefixes of interest. Removing 30 places using SCC suffix rule.21 ms
Discarding 30 places :
Also discarding 0 output transitions
Ensure Unique test removed 639 places
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t21243.t24021 and 1 places that fell out of Prefix Of Interest.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 413 transitions
Trivial Post-agglo rules discarded 413 transitions
Performed 413 trivial Post agglomeration. Transition count delta: 413
Iterating post reduction 0 with 415 rules applied. Total rules applied 417 place count 18507 transition count 32412
Ensure Unique test removed 1 places
Reduce places removed 414 places and 0 transitions.
Drop transitions removed 1 transitions
Ensure Unique test removed 393 transitions
Reduce isomorphic transitions removed 394 transitions.
Drop transitions removed 393 transitions
Trivial Post-agglo rules discarded 393 transitions
Performed 393 trivial Post agglomeration. Transition count delta: 393
Iterating post reduction 1 with 1201 rules applied. Total rules applied 1618 place count 18093 transition count 31625
Ensure Unique test removed 1 places
Reduce places removed 394 places and 0 transitions.
Drop transitions removed 48 transitions
Ensure Unique test removed 326 transitions
Reduce isomorphic transitions removed 374 transitions.
Drop transitions removed 324 transitions
Trivial Post-agglo rules discarded 324 transitions
Performed 324 trivial Post agglomeration. Transition count delta: 324
Iterating post reduction 2 with 1092 rules applied. Total rules applied 2710 place count 17699 transition count 30927
Ensure Unique test removed 48 places
Reduce places removed 372 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 303 transitions
Reduce isomorphic transitions removed 305 transitions.
Drop transitions removed 303 transitions
Trivial Post-agglo rules discarded 303 transitions
Performed 303 trivial Post agglomeration. Transition count delta: 303
Iterating post reduction 3 with 980 rules applied. Total rules applied 3690 place count 17327 transition count 30319
Ensure Unique test removed 2 places
Reduce places removed 305 places and 0 transitions.
Drop transitions removed 40 transitions
Ensure Unique test removed 244 transitions
Reduce isomorphic transitions removed 284 transitions.
Drop transitions removed 242 transitions
Trivial Post-agglo rules discarded 242 transitions
Performed 242 trivial Post agglomeration. Transition count delta: 242
Iterating post reduction 4 with 831 rules applied. Total rules applied 4521 place count 17022 transition count 29793
Ensure Unique test removed 40 places
Reduce places removed 282 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 221 transitions
Reduce isomorphic transitions removed 223 transitions.
Drop transitions removed 221 transitions
Trivial Post-agglo rules discarded 221 transitions
Performed 221 trivial Post agglomeration. Transition count delta: 221
Iterating post reduction 5 with 726 rules applied. Total rules applied 5247 place count 16740 transition count 29349
Ensure Unique test removed 2 places
Reduce places removed 223 places and 0 transitions.
Drop transitions removed 32 transitions
Ensure Unique test removed 170 transitions
Reduce isomorphic transitions removed 202 transitions.
Drop transitions removed 168 transitions
Trivial Post-agglo rules discarded 168 transitions
Performed 168 trivial Post agglomeration. Transition count delta: 168
Iterating post reduction 6 with 593 rules applied. Total rules applied 5840 place count 16517 transition count 28979
Ensure Unique test removed 32 places
Reduce places removed 200 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 147 transitions
Reduce isomorphic transitions removed 149 transitions.
Drop transitions removed 147 transitions
Trivial Post-agglo rules discarded 147 transitions
Performed 147 trivial Post agglomeration. Transition count delta: 147
Iterating post reduction 7 with 496 rules applied. Total rules applied 6336 place count 16317 transition count 28683
Ensure Unique test removed 2 places
Reduce places removed 149 places and 0 transitions.
Drop transitions removed 24 transitions
Ensure Unique test removed 104 transitions
Reduce isomorphic transitions removed 128 transitions.
Drop transitions removed 102 transitions
Trivial Post-agglo rules discarded 102 transitions
Performed 102 trivial Post agglomeration. Transition count delta: 102
Iterating post reduction 8 with 379 rules applied. Total rules applied 6715 place count 16168 transition count 28453
Ensure Unique test removed 24 places
Reduce places removed 126 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 81 transitions
Reduce isomorphic transitions removed 83 transitions.
Drop transitions removed 81 transitions
Trivial Post-agglo rules discarded 81 transitions
Performed 81 trivial Post agglomeration. Transition count delta: 81
Iterating post reduction 9 with 290 rules applied. Total rules applied 7005 place count 16042 transition count 28289
Ensure Unique test removed 2 places
Reduce places removed 83 places and 0 transitions.
Drop transitions removed 16 transitions
Ensure Unique test removed 46 transitions
Reduce isomorphic transitions removed 62 transitions.
Drop transitions removed 44 transitions
Trivial Post-agglo rules discarded 44 transitions
Performed 44 trivial Post agglomeration. Transition count delta: 44
Iterating post reduction 10 with 189 rules applied. Total rules applied 7194 place count 15959 transition count 28183
Ensure Unique test removed 16 places
Reduce places removed 60 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 23 transitions
Reduce isomorphic transitions removed 25 transitions.
Drop transitions removed 23 transitions
Trivial Post-agglo rules discarded 23 transitions
Performed 23 trivial Post agglomeration. Transition count delta: 23
Iterating post reduction 11 with 108 rules applied. Total rules applied 7302 place count 15899 transition count 28135
Ensure Unique test removed 2 places
Reduce places removed 25 places and 0 transitions.
Drop transitions removed 10 transitions
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 23 transitions.
Drop transitions removed 13 transitions
Trivial Post-agglo rules discarded 13 transitions
Performed 13 trivial Post agglomeration. Transition count delta: 13
Iterating post reduction 12 with 61 rules applied. Total rules applied 7363 place count 15874 transition count 28099
Ensure Unique test removed 10 places
Reduce places removed 23 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 13 with 47 rules applied. Total rules applied 7410 place count 15851 transition count 28075
Ensure Unique test removed 2 places
Reduce places removed 13 places and 0 transitions.
Drop transitions removed 6 transitions
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 11 transitions.
Drop transitions removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 14 with 29 rules applied. Total rules applied 7439 place count 15838 transition count 28059
Ensure Unique test removed 6 places
Reduce places removed 11 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 15 with 19 rules applied. Total rules applied 7458 place count 15827 transition count 28051
Ensure Unique test removed 2 places
Reduce places removed 5 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 16 with 9 rules applied. Total rules applied 7467 place count 15822 transition count 28047
Ensure Unique test removed 2 places
Reduce places removed 3 places and 0 transitions.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Iterating post reduction 17 with 16 rules applied. Total rules applied 7483 place count 15819 transition count 28034
Ensure Unique test removed 1 places
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 18 with 13 rules applied. Total rules applied 7496 place count 15806 transition count 28034
Performed 660 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 19 with 660 Pre rules applied. Total rules applied 7496 place count 15806 transition count 27374
Deduced a syphon composed of 660 places in 20 ms
Reduce places removed 660 places and 0 transitions.
Iterating global reduction 19 with 1320 rules applied. Total rules applied 8816 place count 15146 transition count 27374
Performed 2501 Post agglomeration using F-continuation condition.Transition count delta: 2501
Deduced a syphon composed of 2501 places in 13 ms
Reduce places removed 2501 places and 0 transitions.
Iterating global reduction 19 with 5002 rules applied. Total rules applied 13818 place count 12645 transition count 24873
Drop transitions removed 2435 transitions
Reduce isomorphic transitions removed 2435 transitions.
Iterating post reduction 19 with 2435 rules applied. Total rules applied 16253 place count 12645 transition count 22438
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 20 with 1 rules applied. Total rules applied 16254 place count 12645 transition count 22438
Partial Post-agglomeration rule applied 31 times.
Drop transitions removed 31 transitions
Iterating global reduction 20 with 31 rules applied. Total rules applied 16285 place count 12645 transition count 22438
Applied a total of 16285 rules in 109934 ms. Remains 12645 /19208 variables (removed 6563) and now considering 22438/35399 (removed 12961) transitions.
Running SMT prover for 2 properties.
[2023-03-22 21:31:40] [INFO ] Flow matrix only has 22182 transitions (discarded 256 similar events)
// Phase 1: matrix 22182 rows 12645 cols
[2023-03-22 21:31:51] [INFO ] Computed 973 place invariants in 10946 ms
[2023-03-22 21:31:52] [INFO ] [Real]Absence check using 4 positive place invariants in 19 ms returned sat
[2023-03-22 21:31:53] [INFO ] [Real]Absence check using 4 positive and 969 generalized place invariants in 415 ms returned sat
[2023-03-22 21:31:53] [INFO ] After 2113ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-22 21:31:55] [INFO ] [Nat]Absence check using 4 positive place invariants in 53 ms returned sat
[2023-03-22 21:31:55] [INFO ] [Nat]Absence check using 4 positive and 969 generalized place invariants in 641 ms returned sat
[2023-03-22 21:33:01] [INFO ] After 65784ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-22 21:33:01] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 21:33:03] [INFO ] After 1261ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-22 21:33:05] [INFO ] After 3345ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 1163 ms.
[2023-03-22 21:33:06] [INFO ] After 72732ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Knowledge obtained : [(AND (NOT p2) (NOT p0) (NOT p1)), (X (NOT (AND p0 (NOT p1)))), (X (OR (NOT p0) (NOT p1))), (X (NOT p2)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND (NOT p2) p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND p0 p1))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (OR (NOT p0) (NOT p1)))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p2) p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 p1)))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 17 factoid took 798 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 :[(NOT p2), p0]
Stuttering acceptance computed with spot in 68 ms :[(NOT p2), p0]
[2023-03-22 21:33:07] [INFO ] Flow matrix only has 47167 transitions (discarded 1056 similar events)
// Phase 1: matrix 47167 rows 32032 cols
[2023-03-22 21:33:14] [INFO ] Computed 1837 place invariants in 6992 ms
Could not prove EG (NOT p2)
Support contains 4 out of 32032 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 : 32032/32032 places, 48223/48223 transitions.
Drop transitions removed 10544 transitions
Trivial Post-agglo rules discarded 10544 transitions
Performed 10544 trivial Post agglomeration. Transition count delta: 10544
Iterating post reduction 0 with 10544 rules applied. Total rules applied 10544 place count 32032 transition count 37679
Reduce places removed 10544 places and 0 transitions.
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Iterating post reduction 1 with 10560 rules applied. Total rules applied 21104 place count 21488 transition count 37663
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 2 with 16 rules applied. Total rules applied 21120 place count 21472 transition count 37663
Performed 659 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 659 Pre rules applied. Total rules applied 21120 place count 21472 transition count 37004
Deduced a syphon composed of 659 places in 69 ms
Reduce places removed 659 places and 0 transitions.
Iterating global reduction 3 with 1318 rules applied. Total rules applied 22438 place count 20813 transition count 37004
Performed 32 Post agglomeration using F-continuation condition.Transition count delta: 32
Deduced a syphon composed of 32 places in 53 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 3 with 64 rules applied. Total rules applied 22502 place count 20781 transition count 36972
Applied a total of 22502 rules in 6079 ms. Remains 20781 /32032 variables (removed 11251) and now considering 36972/48223 (removed 11251) transitions.
[2023-03-22 21:33:35] [INFO ] Flow matrix only has 35916 transitions (discarded 1056 similar events)
// Phase 1: matrix 35916 rows 20781 cols
[2023-03-22 21:33:40] [INFO ] Computed 1837 place invariants in 4861 ms
[2023-03-22 21:33:42] [INFO ] Implicit Places using invariants in 6508 ms returned []
Implicit Place search using SMT only with invariants took 6530 ms to find 0 implicit places.
[2023-03-22 21:33:42] [INFO ] Flow matrix only has 35916 transitions (discarded 1056 similar events)
[2023-03-22 21:33:42] [INFO ] Invariant cache hit.
[2023-03-22 21:33:43] [INFO ] Dead Transitions using invariants and state equation in 1634 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 20781/32032 places, 36972/48223 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 14266 ms. Remains : 20781/32032 places, 36972/48223 transitions.
Computed a total of 14797 stabilizing places and 25035 stable transitions
Computed a total of 14797 stabilizing places and 25035 stable transitions
Detected a total of 14797/20781 stabilizing places and 25035/36972 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p2) (NOT p0)), (X (NOT p0)), (X (NOT p2)), (X (X (NOT p0))), (X (X (NOT p2))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 236 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 77 ms :[(NOT p2), p0]
Incomplete random walk after 10000 steps, including 121 resets, run finished after 412 ms. (steps per millisecond=24 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 15 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 15 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 7271 steps, run timeout after 3001 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 7271 steps, saw 3628 distinct states, run finished after 3001 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-22 21:33:48] [INFO ] Flow matrix only has 35916 transitions (discarded 1056 similar events)
[2023-03-22 21:33:48] [INFO ] Invariant cache hit.
[2023-03-22 21:33:50] [INFO ] [Real]Absence check using 63 positive place invariants in 157 ms returned sat
[2023-03-22 21:33:52] [INFO ] [Real]Absence check using 63 positive and 1774 generalized place invariants in 1269 ms returned sat
[2023-03-22 21:34:13] [INFO ] After 20250ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-22 21:34:13] [INFO ] State equation strengthened by 15490 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-22 21:34:13] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-22 21:34:13] [INFO ] After 25259ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 20781 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20781/20781 places, 36972/36972 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 20781 transition count 36971
Deduced a syphon composed of 1 places in 53 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 20780 transition count 36971
Free-agglomeration rule (complex) applied 1572 times.
Iterating global reduction 0 with 1572 rules applied. Total rules applied 1574 place count 20780 transition count 35399
Reduce places removed 1572 places and 0 transitions.
Iterating post reduction 0 with 1572 rules applied. Total rules applied 3146 place count 19208 transition count 35399
Applied a total of 3146 rules in 5864 ms. Remains 19208 /20781 variables (removed 1573) and now considering 35399/36972 (removed 1573) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5866 ms. Remains : 19208/20781 places, 35399/36972 transitions.
Incomplete random walk after 10000 steps, including 162 resets, run finished after 1178 ms. (steps per millisecond=8 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 16 resets, run finished after 131 ms. (steps per millisecond=76 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 16 resets, run finished after 130 ms. (steps per millisecond=76 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 8101 steps, run timeout after 3001 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 8101 steps, saw 3931 distinct states, run finished after 3001 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-22 21:34:23] [INFO ] Flow matrix only has 33845 transitions (discarded 1554 similar events)
// Phase 1: matrix 33845 rows 19208 cols
[2023-03-22 21:34:34] [INFO ] Computed 1837 place invariants in 10674 ms
[2023-03-22 21:34:36] [INFO ] [Real]Absence check using 65 positive place invariants in 171 ms returned sat
[2023-03-22 21:34:38] [INFO ] [Real]Absence check using 65 positive and 1772 generalized place invariants in 1153 ms returned sat
[2023-03-22 21:34:59] [INFO ] After 20756ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-22 21:34:59] [INFO ] State equation strengthened by 15490 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-22 21:34:59] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-22 21:34:59] [INFO ] After 25473ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 19208 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19208/19208 places, 35399/35399 transitions.
Applied a total of 0 rules in 1429 ms. Remains 19208 /19208 variables (removed 0) and now considering 35399/35399 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1429 ms. Remains : 19208/19208 places, 35399/35399 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19208/19208 places, 35399/35399 transitions.
Applied a total of 0 rules in 1450 ms. Remains 19208 /19208 variables (removed 0) and now considering 35399/35399 (removed 0) transitions.
[2023-03-22 21:35:02] [INFO ] Flow matrix only has 33845 transitions (discarded 1554 similar events)
[2023-03-22 21:35:02] [INFO ] Invariant cache hit.
[2023-03-22 21:35:04] [INFO ] Implicit Places using invariants in 1634 ms returned []
Implicit Place search using SMT only with invariants took 1635 ms to find 0 implicit places.
[2023-03-22 21:35:04] [INFO ] Flow matrix only has 33845 transitions (discarded 1554 similar events)
[2023-03-22 21:35:04] [INFO ] Invariant cache hit.
[2023-03-22 21:35:06] [INFO ] Dead Transitions using invariants and state equation in 1714 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4811 ms. Remains : 19208/19208 places, 35399/35399 transitions.
Graph (trivial) has 7321 edges and 19208 vertex of which 32 / 19208 are part of one of the 1 SCC in 7 ms
Free SCC test removed 31 places
Drop transitions removed 1055 transitions
Ensure Unique test removed 1517 transitions
Reduce isomorphic transitions removed 2572 transitions.
Graph (complete) has 115444 edges and 19177 vertex of which 19147 are kept as prefixes of interest. Removing 30 places using SCC suffix rule.20 ms
Discarding 30 places :
Also discarding 0 output transitions
Ensure Unique test removed 639 places
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t21243.t24021 and 1 places that fell out of Prefix Of Interest.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 413 transitions
Trivial Post-agglo rules discarded 413 transitions
Performed 413 trivial Post agglomeration. Transition count delta: 413
Iterating post reduction 0 with 415 rules applied. Total rules applied 417 place count 18507 transition count 32412
Ensure Unique test removed 1 places
Reduce places removed 414 places and 0 transitions.
Drop transitions removed 1 transitions
Ensure Unique test removed 393 transitions
Reduce isomorphic transitions removed 394 transitions.
Drop transitions removed 393 transitions
Trivial Post-agglo rules discarded 393 transitions
Performed 393 trivial Post agglomeration. Transition count delta: 393
Iterating post reduction 1 with 1201 rules applied. Total rules applied 1618 place count 18093 transition count 31625
Ensure Unique test removed 1 places
Reduce places removed 394 places and 0 transitions.
Drop transitions removed 48 transitions
Ensure Unique test removed 326 transitions
Reduce isomorphic transitions removed 374 transitions.
Drop transitions removed 324 transitions
Trivial Post-agglo rules discarded 324 transitions
Performed 324 trivial Post agglomeration. Transition count delta: 324
Iterating post reduction 2 with 1092 rules applied. Total rules applied 2710 place count 17699 transition count 30927
Ensure Unique test removed 48 places
Reduce places removed 372 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 303 transitions
Reduce isomorphic transitions removed 305 transitions.
Drop transitions removed 303 transitions
Trivial Post-agglo rules discarded 303 transitions
Performed 303 trivial Post agglomeration. Transition count delta: 303
Iterating post reduction 3 with 980 rules applied. Total rules applied 3690 place count 17327 transition count 30319
Ensure Unique test removed 2 places
Reduce places removed 305 places and 0 transitions.
Drop transitions removed 40 transitions
Ensure Unique test removed 244 transitions
Reduce isomorphic transitions removed 284 transitions.
Drop transitions removed 242 transitions
Trivial Post-agglo rules discarded 242 transitions
Performed 242 trivial Post agglomeration. Transition count delta: 242
Iterating post reduction 4 with 831 rules applied. Total rules applied 4521 place count 17022 transition count 29793
Ensure Unique test removed 40 places
Reduce places removed 282 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 221 transitions
Reduce isomorphic transitions removed 223 transitions.
Drop transitions removed 221 transitions
Trivial Post-agglo rules discarded 221 transitions
Performed 221 trivial Post agglomeration. Transition count delta: 221
Iterating post reduction 5 with 726 rules applied. Total rules applied 5247 place count 16740 transition count 29349
Ensure Unique test removed 2 places
Reduce places removed 223 places and 0 transitions.
Drop transitions removed 32 transitions
Ensure Unique test removed 170 transitions
Reduce isomorphic transitions removed 202 transitions.
Drop transitions removed 168 transitions
Trivial Post-agglo rules discarded 168 transitions
Performed 168 trivial Post agglomeration. Transition count delta: 168
Iterating post reduction 6 with 593 rules applied. Total rules applied 5840 place count 16517 transition count 28979
Ensure Unique test removed 32 places
Reduce places removed 200 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 147 transitions
Reduce isomorphic transitions removed 149 transitions.
Drop transitions removed 147 transitions
Trivial Post-agglo rules discarded 147 transitions
Performed 147 trivial Post agglomeration. Transition count delta: 147
Iterating post reduction 7 with 496 rules applied. Total rules applied 6336 place count 16317 transition count 28683
Ensure Unique test removed 2 places
Reduce places removed 149 places and 0 transitions.
Drop transitions removed 24 transitions
Ensure Unique test removed 104 transitions
Reduce isomorphic transitions removed 128 transitions.
Drop transitions removed 102 transitions
Trivial Post-agglo rules discarded 102 transitions
Performed 102 trivial Post agglomeration. Transition count delta: 102
Iterating post reduction 8 with 379 rules applied. Total rules applied 6715 place count 16168 transition count 28453
Ensure Unique test removed 24 places
Reduce places removed 126 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 81 transitions
Reduce isomorphic transitions removed 83 transitions.
Drop transitions removed 81 transitions
Trivial Post-agglo rules discarded 81 transitions
Performed 81 trivial Post agglomeration. Transition count delta: 81
Iterating post reduction 9 with 290 rules applied. Total rules applied 7005 place count 16042 transition count 28289
Ensure Unique test removed 2 places
Reduce places removed 83 places and 0 transitions.
Drop transitions removed 16 transitions
Ensure Unique test removed 46 transitions
Reduce isomorphic transitions removed 62 transitions.
Drop transitions removed 44 transitions
Trivial Post-agglo rules discarded 44 transitions
Performed 44 trivial Post agglomeration. Transition count delta: 44
Iterating post reduction 10 with 189 rules applied. Total rules applied 7194 place count 15959 transition count 28183
Ensure Unique test removed 16 places
Reduce places removed 60 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 23 transitions
Reduce isomorphic transitions removed 25 transitions.
Drop transitions removed 23 transitions
Trivial Post-agglo rules discarded 23 transitions
Performed 23 trivial Post agglomeration. Transition count delta: 23
Iterating post reduction 11 with 108 rules applied. Total rules applied 7302 place count 15899 transition count 28135
Ensure Unique test removed 2 places
Reduce places removed 25 places and 0 transitions.
Drop transitions removed 10 transitions
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 23 transitions.
Drop transitions removed 13 transitions
Trivial Post-agglo rules discarded 13 transitions
Performed 13 trivial Post agglomeration. Transition count delta: 13
Iterating post reduction 12 with 61 rules applied. Total rules applied 7363 place count 15874 transition count 28099
Ensure Unique test removed 10 places
Reduce places removed 23 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 13 with 47 rules applied. Total rules applied 7410 place count 15851 transition count 28075
Ensure Unique test removed 2 places
Reduce places removed 13 places and 0 transitions.
Drop transitions removed 6 transitions
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 11 transitions.
Drop transitions removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 14 with 29 rules applied. Total rules applied 7439 place count 15838 transition count 28059
Ensure Unique test removed 6 places
Reduce places removed 11 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 15 with 19 rules applied. Total rules applied 7458 place count 15827 transition count 28051
Ensure Unique test removed 2 places
Reduce places removed 5 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 16 with 9 rules applied. Total rules applied 7467 place count 15822 transition count 28047
Ensure Unique test removed 2 places
Reduce places removed 3 places and 0 transitions.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Iterating post reduction 17 with 16 rules applied. Total rules applied 7483 place count 15819 transition count 28034
Ensure Unique test removed 1 places
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 18 with 13 rules applied. Total rules applied 7496 place count 15806 transition count 28034
Performed 660 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 19 with 660 Pre rules applied. Total rules applied 7496 place count 15806 transition count 27374
Deduced a syphon composed of 660 places in 21 ms
Reduce places removed 660 places and 0 transitions.
Iterating global reduction 19 with 1320 rules applied. Total rules applied 8816 place count 15146 transition count 27374
Performed 2501 Post agglomeration using F-continuation condition.Transition count delta: 2501
Deduced a syphon composed of 2501 places in 13 ms
Reduce places removed 2501 places and 0 transitions.
Iterating global reduction 19 with 5002 rules applied. Total rules applied 13818 place count 12645 transition count 24873
Drop transitions removed 2435 transitions
Reduce isomorphic transitions removed 2435 transitions.
Iterating post reduction 19 with 2435 rules applied. Total rules applied 16253 place count 12645 transition count 22438
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 20 with 1 rules applied. Total rules applied 16254 place count 12645 transition count 22438
Partial Post-agglomeration rule applied 31 times.
Drop transitions removed 31 transitions
Iterating global reduction 20 with 31 rules applied. Total rules applied 16285 place count 12645 transition count 22438
Applied a total of 16285 rules in 113429 ms. Remains 12645 /19208 variables (removed 6563) and now considering 22438/35399 (removed 12961) transitions.
Running SMT prover for 2 properties.
[2023-03-22 21:36:59] [INFO ] Flow matrix only has 22182 transitions (discarded 256 similar events)
// Phase 1: matrix 22182 rows 12645 cols
[2023-03-22 21:37:10] [INFO ] Computed 973 place invariants in 11368 ms
[2023-03-22 21:37:12] [INFO ] [Real]Absence check using 4 positive place invariants in 18 ms returned sat
[2023-03-22 21:37:12] [INFO ] [Real]Absence check using 4 positive and 969 generalized place invariants in 424 ms returned sat
[2023-03-22 21:37:13] [INFO ] After 2236ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-22 21:37:14] [INFO ] [Nat]Absence check using 4 positive place invariants in 19 ms returned sat
[2023-03-22 21:37:15] [INFO ] [Nat]Absence check using 4 positive and 969 generalized place invariants in 449 ms returned sat
[2023-03-22 21:37:56] [INFO ] After 40791ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-22 21:37:56] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 21:37:57] [INFO ] After 1301ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-22 21:37:59] [INFO ] After 3406ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 1212 ms.
[2023-03-22 21:38:00] [INFO ] After 47669ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Knowledge obtained : [(AND (NOT p2) (NOT p0)), (X (NOT p0)), (X (NOT p2)), (X (X (NOT p0))), (X (X (NOT p2))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 284 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 73 ms :[(NOT p2), p0]
Stuttering acceptance computed with spot in 81 ms :[(NOT p2), p0]
[2023-03-22 21:38:01] [INFO ] Flow matrix only has 35916 transitions (discarded 1056 similar events)
// Phase 1: matrix 35916 rows 20781 cols
[2023-03-22 21:38:06] [INFO ] Computed 1837 place invariants in 5461 ms
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 69 ms :[(NOT p2), p0]
Product exploration explored 100000 steps with 1222 reset in 4182 ms.
Product exploration explored 100000 steps with 1223 reset in 4020 ms.
Support contains 4 out of 20781 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 20781/20781 places, 36972/36972 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 20781 transition count 36971
Deduced a syphon composed of 1 places in 48 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 20780 transition count 36971
Applied a total of 2 rules in 2086 ms. Remains 20780 /20781 variables (removed 1) and now considering 36971/36972 (removed 1) transitions.
[2023-03-22 21:38:32] [INFO ] Flow matrix only has 35915 transitions (discarded 1056 similar events)
// Phase 1: matrix 35915 rows 20780 cols
[2023-03-22 21:38:37] [INFO ] Computed 1837 place invariants in 5289 ms
[2023-03-22 21:38:39] [INFO ] Implicit Places using invariants in 6979 ms returned []
Implicit Place search using SMT only with invariants took 6982 ms to find 0 implicit places.
[2023-03-22 21:38:39] [INFO ] Flow matrix only has 35915 transitions (discarded 1056 similar events)
[2023-03-22 21:38:39] [INFO ] Invariant cache hit.
[2023-03-22 21:38:41] [INFO ] Dead Transitions using invariants and state equation in 1643 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 20780/20781 places, 36971/36972 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10731 ms. Remains : 20780/20781 places, 36971/36972 transitions.
Treatment of property MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-10 finished in 641741 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&&F((G(!p0)||G(F(p1))))))))'
Support contains 3 out of 32032 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32032/32032 places, 48223/48223 transitions.
Applied a total of 0 rules in 1837 ms. Remains 32032 /32032 variables (removed 0) and now considering 48223/48223 (removed 0) transitions.
[2023-03-22 21:38:45] [INFO ] Flow matrix only has 47167 transitions (discarded 1056 similar events)
// Phase 1: matrix 47167 rows 32032 cols
[2023-03-22 21:38:52] [INFO ] Computed 1837 place invariants in 7218 ms
[2023-03-22 21:38:55] [INFO ] Implicit Places using invariants in 9740 ms returned []
Implicit Place search using SMT only with invariants took 9742 ms to find 0 implicit places.
[2023-03-22 21:38:55] [INFO ] Flow matrix only has 47167 transitions (discarded 1056 similar events)
[2023-03-22 21:38:55] [INFO ] Invariant cache hit.
[2023-03-22 21:38:57] [INFO ] Dead Transitions using invariants and state equation in 2863 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 14447 ms. Remains : 32032/32032 places, 48223/48223 transitions.
Stuttering acceptance computed with spot in 239 ms :[p0, p0, (AND p0 (NOT p1)), p0, (AND p0 (NOT p1))]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}, { cond=p0, acceptance={} source=1 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 4}], [{ cond=true, acceptance={} source=2 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 4}], [{ cond=p0, acceptance={0} source=3 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=4 dest: 4}, { cond=(AND p0 (NOT p1)), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p0:(AND (GEQ s21814 1) (GEQ s31451 1)), p1:(LT s1042 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 979 reset in 5336 ms.
Product exploration explored 100000 steps with 979 reset in 4665 ms.
Computed a total of 26016 stabilizing places and 36254 stable transitions
Computed a total of 26016 stabilizing places and 36254 stable transitions
Detected a total of 26016/32032 stabilizing places and 36254/48223 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), true, (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 9 factoid took 428 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 126 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Incomplete random walk after 10000 steps, including 97 resets, run finished after 572 ms. (steps per millisecond=17 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 15 resets, run finished after 106 ms. (steps per millisecond=94 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 15 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 5844 steps, run timeout after 3001 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 5844 steps, saw 3027 distinct states, run finished after 3002 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-22 21:39:13] [INFO ] Flow matrix only has 47167 transitions (discarded 1056 similar events)
[2023-03-22 21:39:13] [INFO ] Invariant cache hit.
[2023-03-22 21:39:19] [INFO ] [Real]Absence check using 63 positive place invariants in 486 ms returned sat
[2023-03-22 21:39:21] [INFO ] [Real]Absence check using 63 positive and 1774 generalized place invariants in 2762 ms returned sat
[2023-03-22 21:39:21] [INFO ] After 8549ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:1
[2023-03-22 21:39:27] [INFO ] [Nat]Absence check using 63 positive place invariants in 379 ms returned sat
[2023-03-22 21:39:29] [INFO ] [Nat]Absence check using 63 positive and 1774 generalized place invariants in 2555 ms returned sat
[2023-03-22 21:39:46] [INFO ] After 25029ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 3 out of 32032 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32032/32032 places, 48223/48223 transitions.
Drop transitions removed 10559 transitions
Trivial Post-agglo rules discarded 10559 transitions
Performed 10559 trivial Post agglomeration. Transition count delta: 10559
Iterating post reduction 0 with 10559 rules applied. Total rules applied 10559 place count 32032 transition count 37664
Reduce places removed 10559 places and 0 transitions.
Iterating post reduction 1 with 10559 rules applied. Total rules applied 21118 place count 21473 transition count 37664
Performed 660 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 660 Pre rules applied. Total rules applied 21118 place count 21473 transition count 37004
Deduced a syphon composed of 660 places in 79 ms
Reduce places removed 660 places and 0 transitions.
Iterating global reduction 2 with 1320 rules applied. Total rules applied 22438 place count 20813 transition count 37004
Performed 33 Post agglomeration using F-continuation condition.Transition count delta: 33
Deduced a syphon composed of 33 places in 81 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 2 with 66 rules applied. Total rules applied 22504 place count 20780 transition count 36971
Free-agglomeration rule (complex) applied 1584 times.
Iterating global reduction 2 with 1584 rules applied. Total rules applied 24088 place count 20780 transition count 35387
Reduce places removed 1584 places and 0 transitions.
Iterating post reduction 2 with 1584 rules applied. Total rules applied 25672 place count 19196 transition count 35387
Partial Free-agglomeration rule applied 527 times.
Drop transitions removed 527 transitions
Iterating global reduction 3 with 527 rules applied. Total rules applied 26199 place count 19196 transition count 35387
Applied a total of 26199 rules in 11072 ms. Remains 19196 /32032 variables (removed 12836) and now considering 35387/48223 (removed 12836) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11073 ms. Remains : 19196/32032 places, 35387/48223 transitions.
Finished random walk after 4983 steps, including 81 resets, run visited all 1 properties in 618 ms. (steps per millisecond=8 )
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), true, (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1)))), (G (NOT (AND p0 (NOT p1))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1)))]
Property proved to be true thanks to knowledge :(G (NOT (AND p0 (NOT p1))))
Knowledge based reduction with 10 factoid took 287 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-12 finished in 75443 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((p0||F(G(p0)))))))'
Support contains 2 out of 32032 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32032/32032 places, 48223/48223 transitions.
Applied a total of 0 rules in 1765 ms. Remains 32032 /32032 variables (removed 0) and now considering 48223/48223 (removed 0) transitions.
[2023-03-22 21:40:00] [INFO ] Flow matrix only has 47167 transitions (discarded 1056 similar events)
[2023-03-22 21:40:00] [INFO ] Invariant cache hit.
[2023-03-22 21:40:03] [INFO ] Implicit Places using invariants in 2578 ms returned []
Implicit Place search using SMT only with invariants took 2587 ms to find 0 implicit places.
[2023-03-22 21:40:03] [INFO ] Flow matrix only has 47167 transitions (discarded 1056 similar events)
[2023-03-22 21:40:03] [INFO ] Invariant cache hit.
[2023-03-22 21:40:06] [INFO ] Dead Transitions using invariants and state equation in 2668 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7033 ms. Remains : 32032/32032 places, 48223/48223 transitions.
Stuttering acceptance computed with spot in 218 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 0}], [{ cond=true, acceptance={} source=3 dest: 2}], [{ cond=true, acceptance={} source=4 dest: 3}]], initial=4, aps=[p0:(AND (GEQ s20102 1) (GEQ s31521 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Stuttering criterion allowed to conclude after 103 steps with 0 reset in 7 ms.
FORMULA MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-13 finished in 7444 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)&&(F(p1)||G((F(p1) U p2)))))'
Support contains 8 out of 32032 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 32032/32032 places, 48223/48223 transitions.
Drop transitions removed 10560 transitions
Trivial Post-agglo rules discarded 10560 transitions
Performed 10560 trivial Post agglomeration. Transition count delta: 10560
Iterating post reduction 0 with 10560 rules applied. Total rules applied 10560 place count 32032 transition count 37663
Reduce places removed 10560 places and 0 transitions.
Iterating post reduction 1 with 10560 rules applied. Total rules applied 21120 place count 21472 transition count 37663
Performed 660 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 660 Pre rules applied. Total rules applied 21120 place count 21472 transition count 37003
Deduced a syphon composed of 660 places in 91 ms
Reduce places removed 660 places and 0 transitions.
Iterating global reduction 2 with 1320 rules applied. Total rules applied 22440 place count 20812 transition count 37003
Performed 33 Post agglomeration using F-continuation condition.Transition count delta: 33
Deduced a syphon composed of 33 places in 87 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 2 with 66 rules applied. Total rules applied 22506 place count 20779 transition count 36970
Applied a total of 22506 rules in 5794 ms. Remains 20779 /32032 variables (removed 11253) and now considering 36970/48223 (removed 11253) transitions.
[2023-03-22 21:40:12] [INFO ] Flow matrix only has 35914 transitions (discarded 1056 similar events)
// Phase 1: matrix 35914 rows 20779 cols
[2023-03-22 21:40:17] [INFO ] Computed 1837 place invariants in 5043 ms
[2023-03-22 21:40:19] [INFO ] Implicit Places using invariants in 6897 ms returned []
Implicit Place search using SMT only with invariants took 6899 ms to find 0 implicit places.
[2023-03-22 21:40:19] [INFO ] Flow matrix only has 35914 transitions (discarded 1056 similar events)
[2023-03-22 21:40:19] [INFO ] Invariant cache hit.
[2023-03-22 21:40:20] [INFO ] Dead Transitions using invariants and state equation in 1806 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 20779/32032 places, 36970/48223 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 14502 ms. Remains : 20779/32032 places, 36970/48223 transitions.
Stuttering acceptance computed with spot in 180 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (NOT p1), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p1) (NOT p2)), acceptance={} source=0 dest: 2}, { cond=(AND (NOT p1) p2), acceptance={} source=0 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=3 dest: 2}, { cond=(AND (NOT p1) p2), acceptance={} source=3 dest: 3}]], initial=0, aps=[p0:(OR (LT s2 1) (LT s10694 1) (LT s11838 1) (LT s11840 1)), p1:(AND (GEQ s12066 1) (GEQ s17116 1)), p2:(AND (GEQ s12545 1) (GEQ s14719 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][true, true, true, true]]
Stuttering criterion allowed to conclude after 80 steps with 0 reset in 6 ms.
FORMULA MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-14 finished in 14823 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(((p0 U p1)||F(G(p2))))))))'
Support contains 6 out of 32032 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32032/32032 places, 48223/48223 transitions.
Applied a total of 0 rules in 1734 ms. Remains 32032 /32032 variables (removed 0) and now considering 48223/48223 (removed 0) transitions.
[2023-03-22 21:40:23] [INFO ] Flow matrix only has 47167 transitions (discarded 1056 similar events)
// Phase 1: matrix 47167 rows 32032 cols
[2023-03-22 21:40:30] [INFO ] Computed 1837 place invariants in 7205 ms
[2023-03-22 21:40:32] [INFO ] Implicit Places using invariants in 9741 ms returned []
Implicit Place search using SMT only with invariants took 9742 ms to find 0 implicit places.
[2023-03-22 21:40:32] [INFO ] Flow matrix only has 47167 transitions (discarded 1056 similar events)
[2023-03-22 21:40:32] [INFO ] Invariant cache hit.
[2023-03-22 21:40:35] [INFO ] Dead Transitions using invariants and state equation in 2708 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 14190 ms. Remains : 32032/32032 places, 48223/48223 transitions.
Stuttering acceptance computed with spot in 263 ms :[(AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p1) p0 p2), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) p0 (NOT p2)), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=p2, acceptance={} source=1 dest: 1}, { cond=(NOT p2), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 0}], [{ cond=true, acceptance={} source=3 dest: 2}], [{ cond=true, acceptance={} source=4 dest: 3}], [{ cond=true, acceptance={} source=5 dest: 4}]], initial=5, aps=[p1:(AND (GEQ s5355 1) (GEQ s5759 1)), p0:(AND (GEQ s4716 1) (GEQ s28217 1)), p2:(AND (GEQ s28898 1) (GEQ s31416 1) (OR (LT s4716 1) (LT s28217 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Stuttering criterion allowed to conclude after 100 steps with 0 reset in 5 ms.
FORMULA MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-15 finished in 14672 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))&&(!p0||X(!p0))))) U p2))'
Found a Lengthening insensitive property : MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-10
Stuttering acceptance computed with spot in 178 ms :[(NOT p2), p0, (AND p0 p1), p0]
Support contains 6 out of 32032 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 32032/32032 places, 48223/48223 transitions.
Drop transitions removed 10544 transitions
Trivial Post-agglo rules discarded 10544 transitions
Performed 10544 trivial Post agglomeration. Transition count delta: 10544
Iterating post reduction 0 with 10544 rules applied. Total rules applied 10544 place count 32032 transition count 37679
Reduce places removed 10544 places and 0 transitions.
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Iterating post reduction 1 with 10560 rules applied. Total rules applied 21104 place count 21488 transition count 37663
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 2 with 16 rules applied. Total rules applied 21120 place count 21472 transition count 37663
Performed 659 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 659 Pre rules applied. Total rules applied 21120 place count 21472 transition count 37004
Deduced a syphon composed of 659 places in 78 ms
Reduce places removed 659 places and 0 transitions.
Iterating global reduction 3 with 1318 rules applied. Total rules applied 22438 place count 20813 transition count 37004
Performed 32 Post agglomeration using F-continuation condition.Transition count delta: 32
Deduced a syphon composed of 32 places in 63 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 3 with 64 rules applied. Total rules applied 22502 place count 20781 transition count 36972
Applied a total of 22502 rules in 5720 ms. Remains 20781 /32032 variables (removed 11251) and now considering 36972/48223 (removed 11251) transitions.
[2023-03-22 21:40:42] [INFO ] Flow matrix only has 35916 transitions (discarded 1056 similar events)
// Phase 1: matrix 35916 rows 20781 cols
[2023-03-22 21:40:46] [INFO ] Computed 1837 place invariants in 4946 ms
[2023-03-22 21:40:48] [INFO ] Implicit Places using invariants in 6769 ms returned []
Implicit Place search using SMT only with invariants took 6774 ms to find 0 implicit places.
[2023-03-22 21:40:48] [INFO ] Flow matrix only has 35916 transitions (discarded 1056 similar events)
[2023-03-22 21:40:48] [INFO ] Invariant cache hit.
[2023-03-22 21:40:50] [INFO ] Dead Transitions using invariants and state equation in 1817 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 20781/32032 places, 36972/48223 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 14315 ms. Remains : 20781/32032 places, 36972/48223 transitions.
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=(NOT p2), acceptance={0, 1} source=0 dest: 0}, { cond=(NOT p2), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p2) p0 (NOT p1)), acceptance={} source=0 dest: 2}, { cond=(AND (NOT p2) p0 (NOT p1)), acceptance={} source=0 dest: 3}], [{ cond=(OR (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}, { cond=(AND p0 p1), acceptance={0, 1} source=1 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={1} source=1 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={0, 1} source=1 dest: 3}], [{ cond=(AND (NOT p0) p1), acceptance={0} source=2 dest: 1}, { cond=(AND p0 p1), acceptance={0, 1} source=2 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={1} source=2 dest: 2}], [{ cond=(AND p0 (NOT p1)), acceptance={0} source=3 dest: 1}, { cond=(AND p0 p1), acceptance={0, 1} source=3 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={1} source=3 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={0, 1} source=3 dest: 3}]], initial=0, aps=[p2:(AND (GEQ s14608 1) (GEQ s14722 1)), p0:(AND (GEQ s7873 1) (GEQ s20690 1)), p1:(AND (GEQ s18149 1) (GEQ s18255 1))], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, sl-invariant], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 1222 reset in 3322 ms.
Product exploration explored 100000 steps with 1221 reset in 3492 ms.
Computed a total of 14797 stabilizing places and 25035 stable transitions
Computed a total of 14797 stabilizing places and 25035 stable transitions
Detected a total of 14797/20781 stabilizing places and 25035/36972 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND (NOT p2) (NOT p0) (NOT p1)), (X (NOT (AND p0 (NOT p1)))), (X (OR (NOT p0) (NOT p1))), (X (NOT p2)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND (NOT p2) p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND p0 p1))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (OR (NOT p0) (NOT p1)))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p2) p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 p1)))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 17 factoid took 877 ms. Reduced automaton from 4 states, 16 edges and 3 AP (stutter sensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 79 ms :[(NOT p2), p0]
Incomplete random walk after 10000 steps, including 122 resets, run finished after 594 ms. (steps per millisecond=16 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 15 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 15 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 7087 steps, run timeout after 3001 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 7087 steps, saw 3512 distinct states, run finished after 3003 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-22 21:41:02] [INFO ] Flow matrix only has 35916 transitions (discarded 1056 similar events)
[2023-03-22 21:41:02] [INFO ] Invariant cache hit.
[2023-03-22 21:41:05] [INFO ] [Real]Absence check using 63 positive place invariants in 187 ms returned sat
[2023-03-22 21:41:07] [INFO ] [Real]Absence check using 63 positive and 1774 generalized place invariants in 1407 ms returned sat
[2023-03-22 21:41:27] [INFO ] After 19919ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-22 21:41:27] [INFO ] State equation strengthened by 15490 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-22 21:41:27] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-22 21:41:27] [INFO ] After 25184ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 20781 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20781/20781 places, 36972/36972 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 20781 transition count 36971
Deduced a syphon composed of 1 places in 54 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 20780 transition count 36971
Free-agglomeration rule (complex) applied 1572 times.
Iterating global reduction 0 with 1572 rules applied. Total rules applied 1574 place count 20780 transition count 35399
Reduce places removed 1572 places and 0 transitions.
Iterating post reduction 0 with 1572 rules applied. Total rules applied 3146 place count 19208 transition count 35399
Applied a total of 3146 rules in 6194 ms. Remains 19208 /20781 variables (removed 1573) and now considering 35399/36972 (removed 1573) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6196 ms. Remains : 19208/20781 places, 35399/36972 transitions.
Incomplete random walk after 10000 steps, including 162 resets, run finished after 1268 ms. (steps per millisecond=7 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 16 resets, run finished after 139 ms. (steps per millisecond=71 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 16 resets, run finished after 141 ms. (steps per millisecond=70 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 8312 steps, run timeout after 3001 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 8312 steps, saw 4025 distinct states, run finished after 3001 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-22 21:41:38] [INFO ] Flow matrix only has 33845 transitions (discarded 1554 similar events)
// Phase 1: matrix 33845 rows 19208 cols
[2023-03-22 21:41:49] [INFO ] Computed 1837 place invariants in 11220 ms
[2023-03-22 21:41:52] [INFO ] [Real]Absence check using 65 positive place invariants in 186 ms returned sat
[2023-03-22 21:41:53] [INFO ] [Real]Absence check using 65 positive and 1772 generalized place invariants in 1584 ms returned sat
[2023-03-22 21:42:14] [INFO ] After 25015ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 19208 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19208/19208 places, 35399/35399 transitions.
Applied a total of 0 rules in 1420 ms. Remains 19208 /19208 variables (removed 0) and now considering 35399/35399 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1421 ms. Remains : 19208/19208 places, 35399/35399 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19208/19208 places, 35399/35399 transitions.
Applied a total of 0 rules in 1354 ms. Remains 19208 /19208 variables (removed 0) and now considering 35399/35399 (removed 0) transitions.
[2023-03-22 21:42:17] [INFO ] Flow matrix only has 33845 transitions (discarded 1554 similar events)
[2023-03-22 21:42:17] [INFO ] Invariant cache hit.
[2023-03-22 21:42:19] [INFO ] Implicit Places using invariants in 1679 ms returned []
Implicit Place search using SMT only with invariants took 1683 ms to find 0 implicit places.
[2023-03-22 21:42:19] [INFO ] Flow matrix only has 33845 transitions (discarded 1554 similar events)
[2023-03-22 21:42:19] [INFO ] Invariant cache hit.
[2023-03-22 21:42:21] [INFO ] Dead Transitions using invariants and state equation in 1784 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4831 ms. Remains : 19208/19208 places, 35399/35399 transitions.
Graph (trivial) has 7321 edges and 19208 vertex of which 32 / 19208 are part of one of the 1 SCC in 6 ms
Free SCC test removed 31 places
Drop transitions removed 1055 transitions
Ensure Unique test removed 1517 transitions
Reduce isomorphic transitions removed 2572 transitions.
Graph (complete) has 115444 edges and 19177 vertex of which 19147 are kept as prefixes of interest. Removing 30 places using SCC suffix rule.19 ms
Discarding 30 places :
Also discarding 0 output transitions
Ensure Unique test removed 639 places
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t21243.t24021 and 1 places that fell out of Prefix Of Interest.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 413 transitions
Trivial Post-agglo rules discarded 413 transitions
Performed 413 trivial Post agglomeration. Transition count delta: 413
Iterating post reduction 0 with 415 rules applied. Total rules applied 417 place count 18507 transition count 32412
Ensure Unique test removed 1 places
Reduce places removed 414 places and 0 transitions.
Drop transitions removed 1 transitions
Ensure Unique test removed 393 transitions
Reduce isomorphic transitions removed 394 transitions.
Drop transitions removed 393 transitions
Trivial Post-agglo rules discarded 393 transitions
Performed 393 trivial Post agglomeration. Transition count delta: 393
Iterating post reduction 1 with 1201 rules applied. Total rules applied 1618 place count 18093 transition count 31625
Ensure Unique test removed 1 places
Reduce places removed 394 places and 0 transitions.
Drop transitions removed 48 transitions
Ensure Unique test removed 326 transitions
Reduce isomorphic transitions removed 374 transitions.
Drop transitions removed 324 transitions
Trivial Post-agglo rules discarded 324 transitions
Performed 324 trivial Post agglomeration. Transition count delta: 324
Iterating post reduction 2 with 1092 rules applied. Total rules applied 2710 place count 17699 transition count 30927
Ensure Unique test removed 48 places
Reduce places removed 372 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 303 transitions
Reduce isomorphic transitions removed 305 transitions.
Drop transitions removed 303 transitions
Trivial Post-agglo rules discarded 303 transitions
Performed 303 trivial Post agglomeration. Transition count delta: 303
Iterating post reduction 3 with 980 rules applied. Total rules applied 3690 place count 17327 transition count 30319
Ensure Unique test removed 2 places
Reduce places removed 305 places and 0 transitions.
Drop transitions removed 40 transitions
Ensure Unique test removed 244 transitions
Reduce isomorphic transitions removed 284 transitions.
Drop transitions removed 242 transitions
Trivial Post-agglo rules discarded 242 transitions
Performed 242 trivial Post agglomeration. Transition count delta: 242
Iterating post reduction 4 with 831 rules applied. Total rules applied 4521 place count 17022 transition count 29793
Ensure Unique test removed 40 places
Reduce places removed 282 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 221 transitions
Reduce isomorphic transitions removed 223 transitions.
Drop transitions removed 221 transitions
Trivial Post-agglo rules discarded 221 transitions
Performed 221 trivial Post agglomeration. Transition count delta: 221
Iterating post reduction 5 with 726 rules applied. Total rules applied 5247 place count 16740 transition count 29349
Ensure Unique test removed 2 places
Reduce places removed 223 places and 0 transitions.
Drop transitions removed 32 transitions
Ensure Unique test removed 170 transitions
Reduce isomorphic transitions removed 202 transitions.
Drop transitions removed 168 transitions
Trivial Post-agglo rules discarded 168 transitions
Performed 168 trivial Post agglomeration. Transition count delta: 168
Iterating post reduction 6 with 593 rules applied. Total rules applied 5840 place count 16517 transition count 28979
Ensure Unique test removed 32 places
Reduce places removed 200 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 147 transitions
Reduce isomorphic transitions removed 149 transitions.
Drop transitions removed 147 transitions
Trivial Post-agglo rules discarded 147 transitions
Performed 147 trivial Post agglomeration. Transition count delta: 147
Iterating post reduction 7 with 496 rules applied. Total rules applied 6336 place count 16317 transition count 28683
Ensure Unique test removed 2 places
Reduce places removed 149 places and 0 transitions.
Drop transitions removed 24 transitions
Ensure Unique test removed 104 transitions
Reduce isomorphic transitions removed 128 transitions.
Drop transitions removed 102 transitions
Trivial Post-agglo rules discarded 102 transitions
Performed 102 trivial Post agglomeration. Transition count delta: 102
Iterating post reduction 8 with 379 rules applied. Total rules applied 6715 place count 16168 transition count 28453
Ensure Unique test removed 24 places
Reduce places removed 126 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 81 transitions
Reduce isomorphic transitions removed 83 transitions.
Drop transitions removed 81 transitions
Trivial Post-agglo rules discarded 81 transitions
Performed 81 trivial Post agglomeration. Transition count delta: 81
Iterating post reduction 9 with 290 rules applied. Total rules applied 7005 place count 16042 transition count 28289
Ensure Unique test removed 2 places
Reduce places removed 83 places and 0 transitions.
Drop transitions removed 16 transitions
Ensure Unique test removed 46 transitions
Reduce isomorphic transitions removed 62 transitions.
Drop transitions removed 44 transitions
Trivial Post-agglo rules discarded 44 transitions
Performed 44 trivial Post agglomeration. Transition count delta: 44
Iterating post reduction 10 with 189 rules applied. Total rules applied 7194 place count 15959 transition count 28183
Ensure Unique test removed 16 places
Reduce places removed 60 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 23 transitions
Reduce isomorphic transitions removed 25 transitions.
Drop transitions removed 23 transitions
Trivial Post-agglo rules discarded 23 transitions
Performed 23 trivial Post agglomeration. Transition count delta: 23
Iterating post reduction 11 with 108 rules applied. Total rules applied 7302 place count 15899 transition count 28135
Ensure Unique test removed 2 places
Reduce places removed 25 places and 0 transitions.
Drop transitions removed 10 transitions
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 23 transitions.
Drop transitions removed 13 transitions
Trivial Post-agglo rules discarded 13 transitions
Performed 13 trivial Post agglomeration. Transition count delta: 13
Iterating post reduction 12 with 61 rules applied. Total rules applied 7363 place count 15874 transition count 28099
Ensure Unique test removed 10 places
Reduce places removed 23 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 13 with 47 rules applied. Total rules applied 7410 place count 15851 transition count 28075
Ensure Unique test removed 2 places
Reduce places removed 13 places and 0 transitions.
Drop transitions removed 6 transitions
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 11 transitions.
Drop transitions removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 14 with 29 rules applied. Total rules applied 7439 place count 15838 transition count 28059
Ensure Unique test removed 6 places
Reduce places removed 11 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 15 with 19 rules applied. Total rules applied 7458 place count 15827 transition count 28051
Ensure Unique test removed 2 places
Reduce places removed 5 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 16 with 9 rules applied. Total rules applied 7467 place count 15822 transition count 28047
Ensure Unique test removed 2 places
Reduce places removed 3 places and 0 transitions.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Iterating post reduction 17 with 16 rules applied. Total rules applied 7483 place count 15819 transition count 28034
Ensure Unique test removed 1 places
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 18 with 13 rules applied. Total rules applied 7496 place count 15806 transition count 28034
Performed 660 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 19 with 660 Pre rules applied. Total rules applied 7496 place count 15806 transition count 27374
Deduced a syphon composed of 660 places in 27 ms
Reduce places removed 660 places and 0 transitions.
Iterating global reduction 19 with 1320 rules applied. Total rules applied 8816 place count 15146 transition count 27374
Performed 2501 Post agglomeration using F-continuation condition.Transition count delta: 2501
Deduced a syphon composed of 2501 places in 14 ms
Reduce places removed 2501 places and 0 transitions.
Iterating global reduction 19 with 5002 rules applied. Total rules applied 13818 place count 12645 transition count 24873
Drop transitions removed 2435 transitions
Reduce isomorphic transitions removed 2435 transitions.
Iterating post reduction 19 with 2435 rules applied. Total rules applied 16253 place count 12645 transition count 22438
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 20 with 1 rules applied. Total rules applied 16254 place count 12645 transition count 22438
Partial Post-agglomeration rule applied 31 times.
Drop transitions removed 31 transitions
Iterating global reduction 20 with 31 rules applied. Total rules applied 16285 place count 12645 transition count 22438
Applied a total of 16285 rules in 106260 ms. Remains 12645 /19208 variables (removed 6563) and now considering 22438/35399 (removed 12961) transitions.
Running SMT prover for 2 properties.
[2023-03-22 21:44:07] [INFO ] Flow matrix only has 22182 transitions (discarded 256 similar events)
// Phase 1: matrix 22182 rows 12645 cols
[2023-03-22 21:44:19] [INFO ] Computed 973 place invariants in 11803 ms
[2023-03-22 21:44:20] [INFO ] [Real]Absence check using 4 positive place invariants in 20 ms returned sat
[2023-03-22 21:44:21] [INFO ] [Real]Absence check using 4 positive and 969 generalized place invariants in 423 ms returned sat
[2023-03-22 21:44:21] [INFO ] After 2307ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-22 21:44:23] [INFO ] [Nat]Absence check using 4 positive place invariants in 26 ms returned sat
[2023-03-22 21:44:23] [INFO ] [Nat]Absence check using 4 positive and 969 generalized place invariants in 489 ms returned sat
[2023-03-22 21:45:11] [INFO ] After 47684ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-22 21:45:11] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 21:45:12] [INFO ] After 1206ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-22 21:45:14] [INFO ] After 3227ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 1204 ms.
[2023-03-22 21:45:15] [INFO ] After 54459ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Knowledge obtained : [(AND (NOT p2) (NOT p0) (NOT p1)), (X (NOT (AND p0 (NOT p1)))), (X (OR (NOT p0) (NOT p1))), (X (NOT p2)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND (NOT p2) p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND p0 p1))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (OR (NOT p0) (NOT p1)))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p2) p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 p1)))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 17 factoid took 676 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 :[(NOT p2), p0]
Stuttering acceptance computed with spot in 96 ms :[(NOT p2), p0]
[2023-03-22 21:45:16] [INFO ] Flow matrix only has 35916 transitions (discarded 1056 similar events)
// Phase 1: matrix 35916 rows 20781 cols
[2023-03-22 21:45:21] [INFO ] Computed 1837 place invariants in 4986 ms
Could not prove EG (NOT p2)
Support contains 4 out of 20781 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 : 20781/20781 places, 36972/36972 transitions.
Applied a total of 0 rules in 1891 ms. Remains 20781 /20781 variables (removed 0) and now considering 36972/36972 (removed 0) transitions.
[2023-03-22 21:45:38] [INFO ] Flow matrix only has 35916 transitions (discarded 1056 similar events)
[2023-03-22 21:45:38] [INFO ] Invariant cache hit.
[2023-03-22 21:45:40] [INFO ] Implicit Places using invariants in 1670 ms returned []
Implicit Place search using SMT only with invariants took 1672 ms to find 0 implicit places.
[2023-03-22 21:45:40] [INFO ] Flow matrix only has 35916 transitions (discarded 1056 similar events)
[2023-03-22 21:45:40] [INFO ] Invariant cache hit.
[2023-03-22 21:45:42] [INFO ] Dead Transitions using invariants and state equation in 1703 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 5272 ms. Remains : 20781/20781 places, 36972/36972 transitions.
Computed a total of 14797 stabilizing places and 25035 stable transitions
Computed a total of 14797 stabilizing places and 25035 stable transitions
Detected a total of 14797/20781 stabilizing places and 25035/36972 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p2) (NOT p0)), (X (NOT p0)), (X (NOT p2)), (X (X (NOT p0))), (X (X (NOT p2))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 268 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 88 ms :[(NOT p2), p0]
Incomplete random walk after 10000 steps, including 122 resets, run finished after 468 ms. (steps per millisecond=21 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 15 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 15 resets, run finished after 62 ms. (steps per millisecond=161 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 7267 steps, run timeout after 3001 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 7267 steps, saw 3627 distinct states, run finished after 3001 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-22 21:45:46] [INFO ] Flow matrix only has 35916 transitions (discarded 1056 similar events)
[2023-03-22 21:45:46] [INFO ] Invariant cache hit.
[2023-03-22 21:45:49] [INFO ] [Real]Absence check using 63 positive place invariants in 182 ms returned sat
[2023-03-22 21:45:50] [INFO ] [Real]Absence check using 63 positive and 1774 generalized place invariants in 1509 ms returned sat
[2023-03-22 21:46:11] [INFO ] After 25017ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 20781 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20781/20781 places, 36972/36972 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 20781 transition count 36971
Deduced a syphon composed of 1 places in 50 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 20780 transition count 36971
Free-agglomeration rule (complex) applied 1572 times.
Iterating global reduction 0 with 1572 rules applied. Total rules applied 1574 place count 20780 transition count 35399
Reduce places removed 1572 places and 0 transitions.
Iterating post reduction 0 with 1572 rules applied. Total rules applied 3146 place count 19208 transition count 35399
Applied a total of 3146 rules in 5858 ms. Remains 19208 /20781 variables (removed 1573) and now considering 35399/36972 (removed 1573) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5860 ms. Remains : 19208/20781 places, 35399/36972 transitions.
Incomplete random walk after 10000 steps, including 162 resets, run finished after 1217 ms. (steps per millisecond=8 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 16 resets, run finished after 131 ms. (steps per millisecond=76 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 16 resets, run finished after 131 ms. (steps per millisecond=76 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 7965 steps, run timeout after 3001 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 7965 steps, saw 3866 distinct states, run finished after 3001 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-22 21:46:21] [INFO ] Flow matrix only has 33845 transitions (discarded 1554 similar events)
// Phase 1: matrix 33845 rows 19208 cols
[2023-03-22 21:46:32] [INFO ] Computed 1837 place invariants in 10856 ms
[2023-03-22 21:46:35] [INFO ] [Real]Absence check using 65 positive place invariants in 191 ms returned sat
[2023-03-22 21:46:37] [INFO ] [Real]Absence check using 65 positive and 1772 generalized place invariants in 1646 ms returned sat
[2023-03-22 21:46:57] [INFO ] After 25021ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 19208 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19208/19208 places, 35399/35399 transitions.
Applied a total of 0 rules in 1309 ms. Remains 19208 /19208 variables (removed 0) and now considering 35399/35399 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1309 ms. Remains : 19208/19208 places, 35399/35399 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19208/19208 places, 35399/35399 transitions.
Applied a total of 0 rules in 1364 ms. Remains 19208 /19208 variables (removed 0) and now considering 35399/35399 (removed 0) transitions.
[2023-03-22 21:47:00] [INFO ] Flow matrix only has 33845 transitions (discarded 1554 similar events)
[2023-03-22 21:47:00] [INFO ] Invariant cache hit.
[2023-03-22 21:47:02] [INFO ] Implicit Places using invariants in 1561 ms returned []
Implicit Place search using SMT only with invariants took 1563 ms to find 0 implicit places.
[2023-03-22 21:47:02] [INFO ] Flow matrix only has 33845 transitions (discarded 1554 similar events)
[2023-03-22 21:47:02] [INFO ] Invariant cache hit.
[2023-03-22 21:47:03] [INFO ] Dead Transitions using invariants and state equation in 1743 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4684 ms. Remains : 19208/19208 places, 35399/35399 transitions.
Graph (trivial) has 7321 edges and 19208 vertex of which 32 / 19208 are part of one of the 1 SCC in 5 ms
Free SCC test removed 31 places
Drop transitions removed 1055 transitions
Ensure Unique test removed 1517 transitions
Reduce isomorphic transitions removed 2572 transitions.
Graph (complete) has 115444 edges and 19177 vertex of which 19147 are kept as prefixes of interest. Removing 30 places using SCC suffix rule.17 ms
Discarding 30 places :
Also discarding 0 output transitions
Ensure Unique test removed 639 places
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t21243.t24021 and 1 places that fell out of Prefix Of Interest.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 413 transitions
Trivial Post-agglo rules discarded 413 transitions
Performed 413 trivial Post agglomeration. Transition count delta: 413
Iterating post reduction 0 with 415 rules applied. Total rules applied 417 place count 18507 transition count 32412
Ensure Unique test removed 1 places
Reduce places removed 414 places and 0 transitions.
Drop transitions removed 1 transitions
Ensure Unique test removed 393 transitions
Reduce isomorphic transitions removed 394 transitions.
Drop transitions removed 393 transitions
Trivial Post-agglo rules discarded 393 transitions
Performed 393 trivial Post agglomeration. Transition count delta: 393
Iterating post reduction 1 with 1201 rules applied. Total rules applied 1618 place count 18093 transition count 31625
Ensure Unique test removed 1 places
Reduce places removed 394 places and 0 transitions.
Drop transitions removed 48 transitions
Ensure Unique test removed 326 transitions
Reduce isomorphic transitions removed 374 transitions.
Drop transitions removed 324 transitions
Trivial Post-agglo rules discarded 324 transitions
Performed 324 trivial Post agglomeration. Transition count delta: 324
Iterating post reduction 2 with 1092 rules applied. Total rules applied 2710 place count 17699 transition count 30927
Ensure Unique test removed 48 places
Reduce places removed 372 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 303 transitions
Reduce isomorphic transitions removed 305 transitions.
Drop transitions removed 303 transitions
Trivial Post-agglo rules discarded 303 transitions
Performed 303 trivial Post agglomeration. Transition count delta: 303
Iterating post reduction 3 with 980 rules applied. Total rules applied 3690 place count 17327 transition count 30319
Ensure Unique test removed 2 places
Reduce places removed 305 places and 0 transitions.
Drop transitions removed 40 transitions
Ensure Unique test removed 244 transitions
Reduce isomorphic transitions removed 284 transitions.
Drop transitions removed 242 transitions
Trivial Post-agglo rules discarded 242 transitions
Performed 242 trivial Post agglomeration. Transition count delta: 242
Iterating post reduction 4 with 831 rules applied. Total rules applied 4521 place count 17022 transition count 29793
Ensure Unique test removed 40 places
Reduce places removed 282 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 221 transitions
Reduce isomorphic transitions removed 223 transitions.
Drop transitions removed 221 transitions
Trivial Post-agglo rules discarded 221 transitions
Performed 221 trivial Post agglomeration. Transition count delta: 221
Iterating post reduction 5 with 726 rules applied. Total rules applied 5247 place count 16740 transition count 29349
Ensure Unique test removed 2 places
Reduce places removed 223 places and 0 transitions.
Drop transitions removed 32 transitions
Ensure Unique test removed 170 transitions
Reduce isomorphic transitions removed 202 transitions.
Drop transitions removed 168 transitions
Trivial Post-agglo rules discarded 168 transitions
Performed 168 trivial Post agglomeration. Transition count delta: 168
Iterating post reduction 6 with 593 rules applied. Total rules applied 5840 place count 16517 transition count 28979
Ensure Unique test removed 32 places
Reduce places removed 200 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 147 transitions
Reduce isomorphic transitions removed 149 transitions.
Drop transitions removed 147 transitions
Trivial Post-agglo rules discarded 147 transitions
Performed 147 trivial Post agglomeration. Transition count delta: 147
Iterating post reduction 7 with 496 rules applied. Total rules applied 6336 place count 16317 transition count 28683
Ensure Unique test removed 2 places
Reduce places removed 149 places and 0 transitions.
Drop transitions removed 24 transitions
Ensure Unique test removed 104 transitions
Reduce isomorphic transitions removed 128 transitions.
Drop transitions removed 102 transitions
Trivial Post-agglo rules discarded 102 transitions
Performed 102 trivial Post agglomeration. Transition count delta: 102
Iterating post reduction 8 with 379 rules applied. Total rules applied 6715 place count 16168 transition count 28453
Ensure Unique test removed 24 places
Reduce places removed 126 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 81 transitions
Reduce isomorphic transitions removed 83 transitions.
Drop transitions removed 81 transitions
Trivial Post-agglo rules discarded 81 transitions
Performed 81 trivial Post agglomeration. Transition count delta: 81
Iterating post reduction 9 with 290 rules applied. Total rules applied 7005 place count 16042 transition count 28289
Ensure Unique test removed 2 places
Reduce places removed 83 places and 0 transitions.
Drop transitions removed 16 transitions
Ensure Unique test removed 46 transitions
Reduce isomorphic transitions removed 62 transitions.
Drop transitions removed 44 transitions
Trivial Post-agglo rules discarded 44 transitions
Performed 44 trivial Post agglomeration. Transition count delta: 44
Iterating post reduction 10 with 189 rules applied. Total rules applied 7194 place count 15959 transition count 28183
Ensure Unique test removed 16 places
Reduce places removed 60 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 23 transitions
Reduce isomorphic transitions removed 25 transitions.
Drop transitions removed 23 transitions
Trivial Post-agglo rules discarded 23 transitions
Performed 23 trivial Post agglomeration. Transition count delta: 23
Iterating post reduction 11 with 108 rules applied. Total rules applied 7302 place count 15899 transition count 28135
Ensure Unique test removed 2 places
Reduce places removed 25 places and 0 transitions.
Drop transitions removed 10 transitions
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 23 transitions.
Drop transitions removed 13 transitions
Trivial Post-agglo rules discarded 13 transitions
Performed 13 trivial Post agglomeration. Transition count delta: 13
Iterating post reduction 12 with 61 rules applied. Total rules applied 7363 place count 15874 transition count 28099
Ensure Unique test removed 10 places
Reduce places removed 23 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 13 with 47 rules applied. Total rules applied 7410 place count 15851 transition count 28075
Ensure Unique test removed 2 places
Reduce places removed 13 places and 0 transitions.
Drop transitions removed 6 transitions
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 11 transitions.
Drop transitions removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 14 with 29 rules applied. Total rules applied 7439 place count 15838 transition count 28059
Ensure Unique test removed 6 places
Reduce places removed 11 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 15 with 19 rules applied. Total rules applied 7458 place count 15827 transition count 28051
Ensure Unique test removed 2 places
Reduce places removed 5 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 16 with 9 rules applied. Total rules applied 7467 place count 15822 transition count 28047
Ensure Unique test removed 2 places
Reduce places removed 3 places and 0 transitions.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Iterating post reduction 17 with 16 rules applied. Total rules applied 7483 place count 15819 transition count 28034
Ensure Unique test removed 1 places
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 18 with 13 rules applied. Total rules applied 7496 place count 15806 transition count 28034
Performed 660 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 19 with 660 Pre rules applied. Total rules applied 7496 place count 15806 transition count 27374
Deduced a syphon composed of 660 places in 23 ms
Reduce places removed 660 places and 0 transitions.
Iterating global reduction 19 with 1320 rules applied. Total rules applied 8816 place count 15146 transition count 27374
Performed 2501 Post agglomeration using F-continuation condition.Transition count delta: 2501
Deduced a syphon composed of 2501 places in 13 ms
Reduce places removed 2501 places and 0 transitions.
Iterating global reduction 19 with 5002 rules applied. Total rules applied 13818 place count 12645 transition count 24873
Drop transitions removed 2435 transitions
Reduce isomorphic transitions removed 2435 transitions.
Iterating post reduction 19 with 2435 rules applied. Total rules applied 16253 place count 12645 transition count 22438
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 20 with 1 rules applied. Total rules applied 16254 place count 12645 transition count 22438
Partial Post-agglomeration rule applied 31 times.
Drop transitions removed 31 transitions
Iterating global reduction 20 with 31 rules applied. Total rules applied 16285 place count 12645 transition count 22438
Applied a total of 16285 rules in 107126 ms. Remains 12645 /19208 variables (removed 6563) and now considering 22438/35399 (removed 12961) transitions.
Running SMT prover for 2 properties.
[2023-03-22 21:48:51] [INFO ] Flow matrix only has 22182 transitions (discarded 256 similar events)
// Phase 1: matrix 22182 rows 12645 cols
[2023-03-22 21:49:01] [INFO ] Computed 973 place invariants in 10790 ms
[2023-03-22 21:49:03] [INFO ] [Real]Absence check using 4 positive place invariants in 22 ms returned sat
[2023-03-22 21:49:03] [INFO ] [Real]Absence check using 4 positive and 969 generalized place invariants in 445 ms returned sat
[2023-03-22 21:49:03] [INFO ] After 2112ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-22 21:49:05] [INFO ] [Nat]Absence check using 4 positive place invariants in 21 ms returned sat
[2023-03-22 21:49:05] [INFO ] [Nat]Absence check using 4 positive and 969 generalized place invariants in 462 ms returned sat
[2023-03-22 21:49:48] [INFO ] After 42705ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-22 21:49:48] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 21:49:49] [INFO ] After 1141ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-22 21:49:51] [INFO ] After 3132ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 1160 ms.
[2023-03-22 21:49:53] [INFO ] After 49131ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Knowledge obtained : [(AND (NOT p2) (NOT p0)), (X (NOT p0)), (X (NOT p2)), (X (X (NOT p0))), (X (X (NOT p2))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 256 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 :[(NOT p2), p0]
Stuttering acceptance computed with spot in 69 ms :[(NOT p2), p0]
[2023-03-22 21:49:53] [INFO ] Flow matrix only has 35916 transitions (discarded 1056 similar events)
// Phase 1: matrix 35916 rows 20781 cols
[2023-03-22 21:49:58] [INFO ] Computed 1837 place invariants in 4873 ms
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 68 ms :[(NOT p2), p0]
Product exploration explored 100000 steps with 1223 reset in 2784 ms.
Product exploration explored 100000 steps with 1222 reset in 2810 ms.
Support contains 4 out of 20781 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 20781/20781 places, 36972/36972 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 20781 transition count 36971
Deduced a syphon composed of 1 places in 47 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 20780 transition count 36971
Applied a total of 2 rules in 2066 ms. Remains 20780 /20781 variables (removed 1) and now considering 36971/36972 (removed 1) transitions.
[2023-03-22 21:50:21] [INFO ] Flow matrix only has 35915 transitions (discarded 1056 similar events)
// Phase 1: matrix 35915 rows 20780 cols
[2023-03-22 21:50:26] [INFO ] Computed 1837 place invariants in 4937 ms
[2023-03-22 21:50:27] [INFO ] Implicit Places using invariants in 6609 ms returned []
Implicit Place search using SMT only with invariants took 6620 ms to find 0 implicit places.
[2023-03-22 21:50:27] [INFO ] Flow matrix only has 35915 transitions (discarded 1056 similar events)
[2023-03-22 21:50:27] [INFO ] Invariant cache hit.
[2023-03-22 21:50:29] [INFO ] Dead Transitions using invariants and state equation in 1638 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 20780/20781 places, 36971/36972 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10335 ms. Remains : 20780/20781 places, 36971/36972 transitions.
Treatment of property MultiCrashLeafsetExtension-PT-S32C10-LTLFireability-10 finished in 595695 ms.
[2023-03-22 21:50:33] [INFO ] Flatten gal took : 1281 ms
[2023-03-22 21:50:33] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLFireability.sr.xml took 1 ms.
[2023-03-22 21:50:33] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 32032 places, 48223 transitions and 181286 arcs took 155 ms.
Total runtime 1612731 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT MultiCrashLeafsetExtension-PT-S32C10
BK_EXAMINATION: LTLFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/375
LTLFireability

BK_STOP 1679522406538

--------------------
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/375/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/375/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/375/LTLFireability.xml
lola: rewrite Frontend/Parser/formula_rewrite.k:427
lola: Rule S: 0 transitions removed,0 places removed
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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="MultiCrashLeafsetExtension-PT-S32C10"
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 MultiCrashLeafsetExtension-PT-S32C10, 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 r231-tall-167856416800956"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/MultiCrashLeafsetExtension-PT-S32C10.tgz
mv MultiCrashLeafsetExtension-PT-S32C10 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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;