Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r329-tall-167889201800220.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is RERS2020-PT-pb101, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r329-tall-167889201800220
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 84M
-rw-r--r-- 1 mcc users 6.8K Feb 26 08:20 CTLCardinality.txt
-rw-r--r-- 1 mcc users 69K Feb 26 08:20 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K Feb 26 08:15 CTLFireability.txt
-rw-r--r-- 1 mcc users 39K Feb 26 08:15 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Feb 25 16:40 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:40 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Feb 25 16:40 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:40 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.9K Feb 26 08:27 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 76K Feb 26 08:27 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.9K Feb 26 08:23 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 62K Feb 26 08:23 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:40 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:40 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 83M Mar 5 18:23 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME RERS2020-PT-pb101-LTLFireability-00
FORMULA_NAME RERS2020-PT-pb101-LTLFireability-01
FORMULA_NAME RERS2020-PT-pb101-LTLFireability-02
FORMULA_NAME RERS2020-PT-pb101-LTLFireability-03
FORMULA_NAME RERS2020-PT-pb101-LTLFireability-04
FORMULA_NAME RERS2020-PT-pb101-LTLFireability-05
FORMULA_NAME RERS2020-PT-pb101-LTLFireability-06
FORMULA_NAME RERS2020-PT-pb101-LTLFireability-07
FORMULA_NAME RERS2020-PT-pb101-LTLFireability-08
FORMULA_NAME RERS2020-PT-pb101-LTLFireability-09
FORMULA_NAME RERS2020-PT-pb101-LTLFireability-10
FORMULA_NAME RERS2020-PT-pb101-LTLFireability-11
FORMULA_NAME RERS2020-PT-pb101-LTLFireability-12
FORMULA_NAME RERS2020-PT-pb101-LTLFireability-13
FORMULA_NAME RERS2020-PT-pb101-LTLFireability-14
FORMULA_NAME RERS2020-PT-pb101-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679081196295

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RERS2020-PT-pb101
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-17 19:26:37] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-17 19:26:37] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-17 19:26:40] [INFO ] Load time of PNML (sax parser for PT used): 2316 ms
[2023-03-17 19:26:40] [INFO ] Transformed 906 places.
[2023-03-17 19:26:40] [INFO ] Transformed 149363 transitions.
[2023-03-17 19:26:40] [INFO ] Found NUPN structural information;
[2023-03-17 19:26:40] [INFO ] Parsed PT model containing 906 places and 149363 transitions and 595952 arcs in 3159 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 34 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
Ensure Unique test removed 2798 transitions
Reduce redundant transitions removed 2798 transitions.
FORMULA RERS2020-PT-pb101-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 67 out of 906 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 906/906 places, 146565/146565 transitions.
Ensure Unique test removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 902 transition count 146565
Applied a total of 4 rules in 444 ms. Remains 902 /906 variables (removed 4) and now considering 146565/146565 (removed 0) transitions.
[2023-03-17 19:26:42] [INFO ] Flow matrix only has 113363 transitions (discarded 33202 similar events)
// Phase 1: matrix 113363 rows 902 cols
[2023-03-17 19:26:42] [INFO ] Computed 5 place invariants in 510 ms
[2023-03-17 19:26:51] [INFO ] Implicit Places using invariants in 9189 ms returned []
Implicit Place search using SMT only with invariants took 9216 ms to find 0 implicit places.
[2023-03-17 19:26:51] [INFO ] Flow matrix only has 113363 transitions (discarded 33202 similar events)
[2023-03-17 19:26:51] [INFO ] Invariant cache hit.
[2023-03-17 19:27:21] [INFO ] Performed 93238/146565 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 19:27:38] [INFO ] Dead Transitions using invariants and state equation in 46638 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 902/906 places, 146565/146565 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 56318 ms. Remains : 902/906 places, 146565/146565 transitions.
Support contains 67 out of 902 places after structural reductions.
[2023-03-17 19:27:42] [INFO ] Flatten gal took : 3800 ms
[2023-03-17 19:27:46] [INFO ] Flatten gal took : 3817 ms
[2023-03-17 19:27:53] [INFO ] Input system was already deterministic with 146565 transitions.
Support contains 65 out of 902 places (down from 67) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1196 ms. (steps per millisecond=8 ) properties (out of 34) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 43 ms. (steps per millisecond=23 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 44 ms. (steps per millisecond=22 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 140 ms. (steps per millisecond=7 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=27 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=31 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=28 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=28 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=28 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=37 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=31 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=32 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=32 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=30 ) properties (out of 33) seen :0
Interrupted probabilistic random walk after 10716 steps, run timeout after 6002 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 10716 steps, saw 4694 distinct states, run finished after 6005 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 33 properties.
[2023-03-17 19:28:02] [INFO ] Flow matrix only has 113363 transitions (discarded 33202 similar events)
[2023-03-17 19:28:02] [INFO ] Invariant cache hit.
[2023-03-17 19:28:03] [INFO ] [Real]Absence check using 5 positive place invariants in 8 ms returned sat
[2023-03-17 19:28:27] [INFO ] After 23950ms SMT Verify possible using state equation in real domain returned unsat :3 sat :29
[2023-03-17 19:28:29] [INFO ] State equation strengthened by 2578 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)
[2023-03-17 19:28:29] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 19:28:29] [INFO ] After 27258ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 33 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 55 out of 902 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 902/902 places, 146565/146565 transitions.
Drop transitions removed 2098 transitions
Reduce isomorphic transitions removed 2098 transitions.
Iterating post reduction 0 with 2098 rules applied. Total rules applied 2098 place count 902 transition count 144467
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 2098 place count 902 transition count 144466
Deduced a syphon composed of 1 places in 47 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 2100 place count 901 transition count 144466
Performed 21 Post agglomeration using F-continuation condition.Transition count delta: 21
Deduced a syphon composed of 21 places in 50 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 1 with 42 rules applied. Total rules applied 2142 place count 880 transition count 144445
Ensure Unique test removed 1161 transitions
Reduce isomorphic transitions removed 1161 transitions.
Iterating post reduction 1 with 1161 rules applied. Total rules applied 3303 place count 880 transition count 143284
Free-agglomeration rule applied 3 times.
Iterating global reduction 2 with 3 rules applied. Total rules applied 3306 place count 880 transition count 143281
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 3309 place count 877 transition count 143281
Free-agglomeration rule (complex) applied 6 times with reduction of 289 identical transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 3315 place count 877 transition count 145473
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 369 transitions
Reduce isomorphic transitions removed 369 transitions.
Iterating post reduction 3 with 375 rules applied. Total rules applied 3690 place count 871 transition count 145104
Applied a total of 3690 rules in 4649 ms. Remains 871 /902 variables (removed 31) and now considering 145104/146565 (removed 1461) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4654 ms. Remains : 871/902 places, 145104/146565 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1095 ms. (steps per millisecond=9 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=40 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=41 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 30) seen :0
Interrupted probabilistic random walk after 5583 steps, run timeout after 3001 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 5583 steps, saw 2393 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 30 properties.
[2023-03-17 19:28:39] [INFO ] Flow matrix only has 113930 transitions (discarded 31174 similar events)
// Phase 1: matrix 113930 rows 871 cols
[2023-03-17 19:28:39] [INFO ] Computed 5 place invariants in 387 ms
[2023-03-17 19:28:40] [INFO ] [Real]Absence check using 5 positive place invariants in 8 ms returned sat
[2023-03-17 19:29:04] [INFO ] After 24074ms SMT Verify possible using state equation in real domain returned unsat :0 sat :29
[2023-03-17 19:29:06] [INFO ] State equation strengthened by 2585 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)
[2023-03-17 19:29:06] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 19:29:06] [INFO ] After 26518ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 30 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 55 out of 871 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 871/871 places, 145104/145104 transitions.
Applied a total of 0 rules in 948 ms. Remains 871 /871 variables (removed 0) and now considering 145104/145104 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 948 ms. Remains : 871/871 places, 145104/145104 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 871/871 places, 145104/145104 transitions.
Applied a total of 0 rules in 878 ms. Remains 871 /871 variables (removed 0) and now considering 145104/145104 (removed 0) transitions.
[2023-03-17 19:29:08] [INFO ] Flow matrix only has 113930 transitions (discarded 31174 similar events)
[2023-03-17 19:29:08] [INFO ] Invariant cache hit.
[2023-03-17 19:29:16] [INFO ] Implicit Places using invariants in 8535 ms returned []
Implicit Place search using SMT only with invariants took 8536 ms to find 0 implicit places.
[2023-03-17 19:29:16] [INFO ] Flow matrix only has 113930 transitions (discarded 31174 similar events)
[2023-03-17 19:29:16] [INFO ] Invariant cache hit.
[2023-03-17 19:29:47] [INFO ] Performed 94759/145104 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 19:30:03] [INFO ] Dead Transitions using invariants and state equation in 46671 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56103 ms. Remains : 871/871 places, 145104/145104 transitions.
Successfully simplified 3 atomic propositions for a total of 15 simplifications.
FORMULA RERS2020-PT-pb101-LTLFireability-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 140 stabilizing places and 28382 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 902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 902/902 places, 146565/146565 transitions.
Applied a total of 0 rules in 194 ms. Remains 902 /902 variables (removed 0) and now considering 146565/146565 (removed 0) transitions.
[2023-03-17 19:30:04] [INFO ] Flow matrix only has 113363 transitions (discarded 33202 similar events)
// Phase 1: matrix 113363 rows 902 cols
[2023-03-17 19:30:05] [INFO ] Computed 5 place invariants in 563 ms
[2023-03-17 19:30:14] [INFO ] Implicit Places using invariants in 9784 ms returned []
Implicit Place search using SMT only with invariants took 9786 ms to find 0 implicit places.
[2023-03-17 19:30:14] [INFO ] Flow matrix only has 113363 transitions (discarded 33202 similar events)
[2023-03-17 19:30:14] [INFO ] Invariant cache hit.
[2023-03-17 19:30:44] [INFO ] Performed 95700/146565 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 19:30:59] [INFO ] Dead Transitions using invariants and state equation in 45696 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 55680 ms. Remains : 902/902 places, 146565/146565 transitions.
Stuttering acceptance computed with spot in 192 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : RERS2020-PT-pb101-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:(OR (EQ s23 0) (EQ s648 0))], 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]]
Product exploration timeout after 74350 steps with 37175 reset in 10002 ms.
Product exploration timeout after 87880 steps with 43940 reset in 10001 ms.
Computed a total of 140 stabilizing places and 28382 stable transitions
Computed a total of 140 stabilizing places and 28382 stable transitions
Knowledge obtained : [p0, (X p0), true]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 67 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RERS2020-PT-pb101-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RERS2020-PT-pb101-LTLFireability-00 finished in 76872 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((G(p1)&&p0) U X(G(!p2)))))'
Support contains 4 out of 902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 902/902 places, 146565/146565 transitions.
Applied a total of 0 rules in 175 ms. Remains 902 /902 variables (removed 0) and now considering 146565/146565 (removed 0) transitions.
[2023-03-17 19:31:21] [INFO ] Flow matrix only has 113363 transitions (discarded 33202 similar events)
[2023-03-17 19:31:21] [INFO ] Invariant cache hit.
[2023-03-17 19:31:30] [INFO ] Implicit Places using invariants in 9216 ms returned []
Implicit Place search using SMT only with invariants took 9218 ms to find 0 implicit places.
[2023-03-17 19:31:30] [INFO ] Flow matrix only has 113363 transitions (discarded 33202 similar events)
[2023-03-17 19:31:30] [INFO ] Invariant cache hit.
[2023-03-17 19:32:00] [INFO ] Performed 95773/146565 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 19:32:16] [INFO ] Dead Transitions using invariants and state equation in 45810 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 55206 ms. Remains : 902/902 places, 146565/146565 transitions.
Stuttering acceptance computed with spot in 234 ms :[p2, p2, p2, (AND p2 (NOT p1)), true, (NOT p1)]
Running random walk in product with property : RERS2020-PT-pb101-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 2}], [{ cond=(NOT p2), acceptance={} source=1 dest: 1}, { cond=p2, acceptance={} source=1 dest: 4}], [{ cond=(OR (NOT p0) (NOT p1)), acceptance={} source=2 dest: 1}, { cond=(AND p0 p1 (NOT p2)), acceptance={} source=2 dest: 2}, { cond=(AND p0 p1 p2), acceptance={0} source=2 dest: 2}, { cond=(AND p0 p1), acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=3 dest: 1}, { cond=(AND p1 (NOT p2)), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p1) p2), acceptance={} source=3 dest: 4}, { cond=(AND p1 p2), acceptance={} source=3 dest: 5}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(NOT p1), acceptance={} source=5 dest: 4}, { cond=p1, acceptance={} source=5 dest: 5}]], initial=0, aps=[p2:(AND (EQ s550 1) (EQ s826 1)), p0:(AND (EQ s211 1) (EQ s795 1)), p1:(AND (EQ s211 1) (EQ s795 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 6015 ms.
Product exploration explored 100000 steps with 0 reset in 6275 ms.
Computed a total of 140 stabilizing places and 28382 stable transitions
Computed a total of 140 stabilizing places and 28382 stable transitions
Knowledge obtained : [(AND (NOT p2) (NOT p0) (NOT p1)), (X (NOT (AND p0 p1 p2))), (X (NOT (AND p0 p1))), (X (OR (NOT p0) (NOT p1))), (X (NOT (AND p0 p1 (NOT p2)))), (X (X (NOT (AND p1 p2)))), (X (X (NOT (AND p0 p1 p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT p2))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (OR (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 p1 (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 14 factoid took 559 ms. Reduced automaton from 6 states, 14 edges and 3 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 105 ms :[true, p2, p2, p2]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 649 ms. (steps per millisecond=15 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 133 ms. (steps per millisecond=75 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 6128 steps, run timeout after 3001 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 6128 steps, saw 2969 distinct states, run finished after 3003 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 19:32:34] [INFO ] Flow matrix only has 113363 transitions (discarded 33202 similar events)
[2023-03-17 19:32:34] [INFO ] Invariant cache hit.
[2023-03-17 19:32:34] [INFO ] [Real]Absence check using 5 positive place invariants in 6 ms returned sat
[2023-03-17 19:32:59] [INFO ] After 25027ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 902 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 902/902 places, 146565/146565 transitions.
Drop transitions removed 2098 transitions
Reduce isomorphic transitions removed 2098 transitions.
Iterating post reduction 0 with 2098 rules applied. Total rules applied 2098 place count 902 transition count 144467
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 2098 place count 902 transition count 144466
Deduced a syphon composed of 1 places in 45 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 2100 place count 901 transition count 144466
Performed 21 Post agglomeration using F-continuation condition.Transition count delta: 21
Deduced a syphon composed of 21 places in 36 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 1 with 42 rules applied. Total rules applied 2142 place count 880 transition count 144445
Ensure Unique test removed 1161 transitions
Reduce isomorphic transitions removed 1161 transitions.
Iterating post reduction 1 with 1161 rules applied. Total rules applied 3303 place count 880 transition count 143284
Free-agglomeration rule applied 3 times.
Iterating global reduction 2 with 3 rules applied. Total rules applied 3306 place count 880 transition count 143281
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 3309 place count 877 transition count 143281
Free-agglomeration rule (complex) applied 8 times with reduction of 596 identical transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 3317 place count 877 transition count 146784
Reduce places removed 8 places and 0 transitions.
Drop transitions removed 24 transitions
Ensure Unique test removed 536 transitions
Reduce isomorphic transitions removed 560 transitions.
Iterating post reduction 3 with 568 rules applied. Total rules applied 3885 place count 869 transition count 146224
Applied a total of 3885 rules in 3775 ms. Remains 869 /902 variables (removed 33) and now considering 146224/146565 (removed 341) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3779 ms. Remains : 869/902 places, 146224/146565 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 660 ms. (steps per millisecond=15 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 120 ms. (steps per millisecond=83 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 7064 steps, run timeout after 3003 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 7064 steps, saw 2824 distinct states, run finished after 3003 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 19:33:07] [INFO ] Flow matrix only has 114888 transitions (discarded 31336 similar events)
// Phase 1: matrix 114888 rows 869 cols
[2023-03-17 19:33:07] [INFO ] Computed 5 place invariants in 336 ms
[2023-03-17 19:33:07] [INFO ] [Real]Absence check using 5 positive place invariants in 7 ms returned sat
[2023-03-17 19:33:32] [INFO ] After 25023ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 869 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 869/869 places, 146224/146224 transitions.
Applied a total of 0 rules in 553 ms. Remains 869 /869 variables (removed 0) and now considering 146224/146224 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 553 ms. Remains : 869/869 places, 146224/146224 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 869/869 places, 146224/146224 transitions.
Applied a total of 0 rules in 550 ms. Remains 869 /869 variables (removed 0) and now considering 146224/146224 (removed 0) transitions.
[2023-03-17 19:33:33] [INFO ] Flow matrix only has 114888 transitions (discarded 31336 similar events)
[2023-03-17 19:33:33] [INFO ] Invariant cache hit.
[2023-03-17 19:33:42] [INFO ] Implicit Places using invariants in 9386 ms returned []
Implicit Place search using SMT only with invariants took 9390 ms to find 0 implicit places.
[2023-03-17 19:33:43] [INFO ] Flow matrix only has 114888 transitions (discarded 31336 similar events)
[2023-03-17 19:33:43] [INFO ] Invariant cache hit.
[2023-03-17 19:34:13] [INFO ] Performed 97273/146224 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 19:34:27] [INFO ] Dead Transitions using invariants and state equation in 44839 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54791 ms. Remains : 869/869 places, 146224/146224 transitions.
Knowledge obtained : [(AND (NOT p2) (NOT p0) (NOT p1)), (X (NOT (AND p0 p1 p2))), (X (NOT (AND p0 p1))), (X (OR (NOT p0) (NOT p1))), (X (NOT (AND p0 p1 (NOT p2)))), (X (X (NOT (AND p1 p2)))), (X (X (NOT (AND p0 p1 p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT p2))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (OR (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 p1 (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 14 factoid took 537 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 118 ms :[true, p2, p2, p2]
Stuttering acceptance computed with spot in 125 ms :[true, p2, p2, p2]
Support contains 2 out of 902 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 902/902 places, 146565/146565 transitions.
Applied a total of 0 rules in 235 ms. Remains 902 /902 variables (removed 0) and now considering 146565/146565 (removed 0) transitions.
[2023-03-17 19:34:29] [INFO ] Flow matrix only has 113363 transitions (discarded 33202 similar events)
// Phase 1: matrix 113363 rows 902 cols
[2023-03-17 19:34:29] [INFO ] Computed 5 place invariants in 344 ms
[2023-03-17 19:34:38] [INFO ] Implicit Places using invariants in 9884 ms returned []
Implicit Place search using SMT only with invariants took 9885 ms to find 0 implicit places.
[2023-03-17 19:34:38] [INFO ] Flow matrix only has 113363 transitions (discarded 33202 similar events)
[2023-03-17 19:34:38] [INFO ] Invariant cache hit.
[2023-03-17 19:35:09] [INFO ] Performed 94101/146565 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 19:35:25] [INFO ] Dead Transitions using invariants and state equation in 46774 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 56901 ms. Remains : 902/902 places, 146565/146565 transitions.
Computed a total of 140 stabilizing places and 28382 stable transitions
Computed a total of 140 stabilizing places and 28382 stable transitions
Knowledge obtained : [(NOT p2), (X (X (NOT p2)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 76 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 114 ms :[true, p2, p2, p2]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 713 ms. (steps per millisecond=14 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 131 ms. (steps per millisecond=76 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 5613 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 5613 steps, saw 2759 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 19:35:30] [INFO ] Flow matrix only has 113363 transitions (discarded 33202 similar events)
[2023-03-17 19:35:30] [INFO ] Invariant cache hit.
[2023-03-17 19:35:30] [INFO ] [Real]Absence check using 5 positive place invariants in 7 ms returned sat
[2023-03-17 19:35:55] [INFO ] After 25026ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 902 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 902/902 places, 146565/146565 transitions.
Drop transitions removed 2098 transitions
Reduce isomorphic transitions removed 2098 transitions.
Iterating post reduction 0 with 2098 rules applied. Total rules applied 2098 place count 902 transition count 144467
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 2098 place count 902 transition count 144466
Deduced a syphon composed of 1 places in 48 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 2100 place count 901 transition count 144466
Performed 21 Post agglomeration using F-continuation condition.Transition count delta: 21
Deduced a syphon composed of 21 places in 38 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 1 with 42 rules applied. Total rules applied 2142 place count 880 transition count 144445
Ensure Unique test removed 1161 transitions
Reduce isomorphic transitions removed 1161 transitions.
Iterating post reduction 1 with 1161 rules applied. Total rules applied 3303 place count 880 transition count 143284
Free-agglomeration rule applied 3 times.
Iterating global reduction 2 with 3 rules applied. Total rules applied 3306 place count 880 transition count 143281
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 3309 place count 877 transition count 143281
Free-agglomeration rule (complex) applied 8 times with reduction of 596 identical transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 3317 place count 877 transition count 146784
Reduce places removed 8 places and 0 transitions.
Drop transitions removed 24 transitions
Ensure Unique test removed 536 transitions
Reduce isomorphic transitions removed 560 transitions.
Iterating post reduction 3 with 568 rules applied. Total rules applied 3885 place count 869 transition count 146224
Applied a total of 3885 rules in 3980 ms. Remains 869 /902 variables (removed 33) and now considering 146224/146565 (removed 341) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3983 ms. Remains : 869/902 places, 146224/146565 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 747 ms. (steps per millisecond=13 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 125 ms. (steps per millisecond=80 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 6842 steps, run timeout after 3004 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 6842 steps, saw 2770 distinct states, run finished after 3004 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 19:36:03] [INFO ] Flow matrix only has 114888 transitions (discarded 31336 similar events)
// Phase 1: matrix 114888 rows 869 cols
[2023-03-17 19:36:04] [INFO ] Computed 5 place invariants in 325 ms
[2023-03-17 19:36:04] [INFO ] [Real]Absence check using 5 positive place invariants in 6 ms returned sat
[2023-03-17 19:36:29] [INFO ] After 25028ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 869 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 869/869 places, 146224/146224 transitions.
Applied a total of 0 rules in 652 ms. Remains 869 /869 variables (removed 0) and now considering 146224/146224 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 653 ms. Remains : 869/869 places, 146224/146224 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 869/869 places, 146224/146224 transitions.
Applied a total of 0 rules in 654 ms. Remains 869 /869 variables (removed 0) and now considering 146224/146224 (removed 0) transitions.
[2023-03-17 19:36:30] [INFO ] Flow matrix only has 114888 transitions (discarded 31336 similar events)
[2023-03-17 19:36:30] [INFO ] Invariant cache hit.
[2023-03-17 19:36:39] [INFO ] Implicit Places using invariants in 9461 ms returned []
Implicit Place search using SMT only with invariants took 9463 ms to find 0 implicit places.
[2023-03-17 19:36:39] [INFO ] Flow matrix only has 114888 transitions (discarded 31336 similar events)
[2023-03-17 19:36:39] [INFO ] Invariant cache hit.
[2023-03-17 19:37:10] [INFO ] Performed 98363/146224 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 19:37:25] [INFO ] Dead Transitions using invariants and state equation in 45482 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55611 ms. Remains : 869/869 places, 146224/146224 transitions.
Knowledge obtained : [(NOT p2), (X (X (NOT p2)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 80 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 133 ms :[true, p2, p2, p2]
Stuttering acceptance computed with spot in 108 ms :[true, p2, p2, p2]
Stuttering acceptance computed with spot in 125 ms :[true, p2, p2, p2]
Product exploration explored 100000 steps with 0 reset in 6162 ms.
Product exploration explored 100000 steps with 0 reset in 6136 ms.
Applying partial POR strategy [true, true, false, false]
Stuttering acceptance computed with spot in 114 ms :[true, p2, p2, p2]
Support contains 2 out of 902 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 902/902 places, 146565/146565 transitions.
Performed 21 Post agglomeration using F-continuation condition.Transition count delta: -3
Deduced a syphon composed of 21 places in 39 ms
Iterating global reduction 0 with 21 rules applied. Total rules applied 21 place count 902 transition count 146568
Ensure Unique test removed 1161 transitions
Reduce isomorphic transitions removed 1161 transitions.
Iterating post reduction 0 with 1161 rules applied. Total rules applied 1182 place count 902 transition count 145407
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 22 places in 38 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 1183 place count 902 transition count 145409
Deduced a syphon composed of 22 places in 37 ms
Applied a total of 1183 rules in 1992 ms. Remains 902 /902 variables (removed 0) and now considering 145409/146565 (removed 1156) transitions.
[2023-03-17 19:37:40] [INFO ] Flow matrix only has 112336 transitions (discarded 33073 similar events)
// Phase 1: matrix 112336 rows 902 cols
[2023-03-17 19:37:40] [INFO ] Computed 5 place invariants in 350 ms
[2023-03-17 19:38:11] [INFO ] Performed 98120/145409 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 19:38:25] [INFO ] Dead Transitions using invariants and state equation in 45120 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 902/902 places, 145409/146565 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 47117 ms. Remains : 902/902 places, 145409/146565 transitions.
Support contains 2 out of 902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 902/902 places, 146565/146565 transitions.
Applied a total of 0 rules in 179 ms. Remains 902 /902 variables (removed 0) and now considering 146565/146565 (removed 0) transitions.
[2023-03-17 19:38:26] [INFO ] Flow matrix only has 113363 transitions (discarded 33202 similar events)
// Phase 1: matrix 113363 rows 902 cols
[2023-03-17 19:38:26] [INFO ] Computed 5 place invariants in 385 ms
[2023-03-17 19:38:35] [INFO ] Implicit Places using invariants in 9781 ms returned []
Implicit Place search using SMT only with invariants took 9782 ms to find 0 implicit places.
[2023-03-17 19:38:35] [INFO ] Flow matrix only has 113363 transitions (discarded 33202 similar events)
[2023-03-17 19:38:35] [INFO ] Invariant cache hit.
[2023-03-17 19:39:05] [INFO ] Performed 94447/146565 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 19:39:23] [INFO ] Dead Transitions using invariants and state equation in 47369 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57337 ms. Remains : 902/902 places, 146565/146565 transitions.
Treatment of property RERS2020-PT-pb101-LTLFireability-02 finished in 487112 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 6 out of 902 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 902/902 places, 146565/146565 transitions.
Reduce places removed 1 places and 1 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 901 transition count 146563
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 900 transition count 146563
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Deduced a syphon composed of 20 places in 47 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 0 with 40 rules applied. Total rules applied 42 place count 880 transition count 146543
Ensure Unique test removed 1161 transitions
Reduce isomorphic transitions removed 1161 transitions.
Iterating post reduction 0 with 1161 rules applied. Total rules applied 1203 place count 880 transition count 145382
Applied a total of 1203 rules in 2153 ms. Remains 880 /902 variables (removed 22) and now considering 145382/146565 (removed 1183) transitions.
[2023-03-17 19:39:30] [INFO ] Flow matrix only has 112309 transitions (discarded 33073 similar events)
// Phase 1: matrix 112309 rows 880 cols
[2023-03-17 19:39:30] [INFO ] Computed 5 place invariants in 312 ms
[2023-03-17 19:39:40] [INFO ] Implicit Places using invariants in 9449 ms returned []
Implicit Place search using SMT only with invariants took 9451 ms to find 0 implicit places.
[2023-03-17 19:39:40] [INFO ] Flow matrix only has 112309 transitions (discarded 33073 similar events)
[2023-03-17 19:39:40] [INFO ] Invariant cache hit.
[2023-03-17 19:40:10] [INFO ] Performed 97919/145382 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 19:40:24] [INFO ] Dead Transitions using invariants and state equation in 44620 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 880/902 places, 145382/146565 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 56231 ms. Remains : 880/902 places, 145382/146565 transitions.
Stuttering acceptance computed with spot in 123 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : RERS2020-PT-pb101-LTLFireability-03 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:(OR (EQ s98 0) (EQ s497 0)), p1:(OR (AND (EQ s348 1) (EQ s756 1)) (AND (EQ s98 1) (EQ s497 1)) (AND (EQ s494 1) (EQ s731 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 37 steps with 0 reset in 8 ms.
FORMULA RERS2020-PT-pb101-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS2020-PT-pb101-LTLFireability-03 finished in 56777 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)&&X(F(p1))))'
Support contains 6 out of 902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 902/902 places, 146565/146565 transitions.
Applied a total of 0 rules in 178 ms. Remains 902 /902 variables (removed 0) and now considering 146565/146565 (removed 0) transitions.
[2023-03-17 19:40:25] [INFO ] Flow matrix only has 113363 transitions (discarded 33202 similar events)
// Phase 1: matrix 113363 rows 902 cols
[2023-03-17 19:40:25] [INFO ] Computed 5 place invariants in 342 ms
[2023-03-17 19:40:34] [INFO ] Implicit Places using invariants in 9775 ms returned []
Implicit Place search using SMT only with invariants took 9780 ms to find 0 implicit places.
[2023-03-17 19:40:35] [INFO ] Flow matrix only has 113363 transitions (discarded 33202 similar events)
[2023-03-17 19:40:35] [INFO ] Invariant cache hit.
[2023-03-17 19:41:05] [INFO ] Performed 96872/146565 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 19:41:20] [INFO ] Dead Transitions using invariants and state equation in 45278 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 55239 ms. Remains : 902/902 places, 146565/146565 transitions.
Stuttering acceptance computed with spot in 124 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), true, (OR (NOT p1) (NOT p0))]
Running random walk in product with property : RERS2020-PT-pb101-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=(AND p0 p1), acceptance={0} source=1 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 1}, { cond=(NOT p0), acceptance={0} source=1 dest: 2}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=p0, acceptance={} source=3 dest: 1}, { cond=(NOT p0), acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(OR (EQ s100 0) (EQ s222 0)), p1:(OR (AND (EQ s295 1) (EQ s897 1)) (AND (EQ s563 1) (EQ s647 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 6076 ms.
Stuttering criterion allowed to conclude after 20 steps with 0 reset in 6 ms.
FORMULA RERS2020-PT-pb101-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS2020-PT-pb101-LTLFireability-05 finished in 61628 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(((!p1 U (G(!p1)||(!p1&&(X(!p2)||G(!p3)))))||p0)))'
Support contains 6 out of 902 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 902/902 places, 146565/146565 transitions.
Reduce places removed 1 places and 1 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 901 transition count 146563
Deduced a syphon composed of 1 places in 45 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 900 transition count 146563
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Deduced a syphon composed of 20 places in 46 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 0 with 40 rules applied. Total rules applied 42 place count 880 transition count 146543
Ensure Unique test removed 1161 transitions
Reduce isomorphic transitions removed 1161 transitions.
Iterating post reduction 0 with 1161 rules applied. Total rules applied 1203 place count 880 transition count 145382
Applied a total of 1203 rules in 1897 ms. Remains 880 /902 variables (removed 22) and now considering 145382/146565 (removed 1183) transitions.
[2023-03-17 19:41:28] [INFO ] Flow matrix only has 112309 transitions (discarded 33073 similar events)
// Phase 1: matrix 112309 rows 880 cols
[2023-03-17 19:41:28] [INFO ] Computed 5 place invariants in 333 ms
[2023-03-17 19:41:37] [INFO ] Implicit Places using invariants in 9402 ms returned []
Implicit Place search using SMT only with invariants took 9403 ms to find 0 implicit places.
[2023-03-17 19:41:37] [INFO ] Flow matrix only has 112309 transitions (discarded 33073 similar events)
[2023-03-17 19:41:38] [INFO ] Invariant cache hit.
[2023-03-17 19:42:08] [INFO ] Performed 96681/145382 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 19:42:23] [INFO ] Dead Transitions using invariants and state equation in 45172 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 880/902 places, 145382/146565 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 56476 ms. Remains : 880/902 places, 145382/146565 transitions.
Stuttering acceptance computed with spot in 189 ms :[true, (AND (NOT p0) p1), (OR (AND p1 p2 p3) (AND (NOT p0) p1)), (OR (AND (NOT p0) p1) (AND p1 p2)), (OR p3 (AND (NOT p0) p1))]
Running random walk in product with property : RERS2020-PT-pb101-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(AND (NOT p0) p1), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p3) (NOT p1)), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p0) p3 (NOT p1)), acceptance={} source=1 dest: 3}], [{ cond=(OR (AND (NOT p0) p1) (AND p3 p1 p2)), acceptance={} source=2 dest: 0}, { cond=(AND p0 (NOT p2)), acceptance={} source=2 dest: 1}, { cond=(OR (AND (NOT p0) (NOT p3) (NOT p1)) (AND (NOT p3) (NOT p1) p2)), acceptance={} source=2 dest: 2}, { cond=(OR (AND (NOT p0) p3 (NOT p1)) (AND p3 (NOT p1) p2)), acceptance={} source=2 dest: 3}, { cond=(AND p0 (NOT p3) p1 p2), acceptance={} source=2 dest: 4}], [{ cond=(OR (AND (NOT p0) p1) (AND p1 p2)), acceptance={} source=3 dest: 0}, { cond=(AND p0 (NOT p2)), acceptance={} source=3 dest: 1}, { cond=(OR (AND (NOT p0) (NOT p3) (NOT p1)) (AND (NOT p3) (NOT p1) p2)), acceptance={} source=3 dest: 2}, { cond=(OR (AND (NOT p0) p3 (NOT p1)) (AND p3 (NOT p1) p2)), acceptance={} source=3 dest: 3}], [{ cond=(OR (AND (NOT p0) p1) p3), acceptance={} source=4 dest: 0}, { cond=(OR (AND p0 (NOT p3)) (AND (NOT p3) (NOT p1))), acceptance={} source=4 dest: 4}]], initial=1, aps=[p0:(OR (EQ s119 0) (EQ s563 0)), p1:(AND (EQ s174 1) (EQ s873 1)), p3:(AND (EQ s119 1) (EQ s563 1)), p2:(AND (EQ s94 1) (EQ s850 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, terminal, weak, inherently-weak], stateDesc=[null, null, null, null, null][true, true, true, true, true]]
Product exploration explored 100000 steps with 0 reset in 6492 ms.
Product exploration explored 100000 steps with 0 reset in 6221 ms.
Computed a total of 134 stabilizing places and 28154 stable transitions
Computed a total of 134 stabilizing places and 28154 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) (NOT p3) (NOT p2)), (X (AND p0 (NOT p2))), (X (NOT (AND (NOT p0) p3 (NOT p1)))), (X (NOT (OR (AND (NOT p0) p1) (AND p1 p2)))), (X (NOT (AND p0 (NOT p3) p1 p2))), (X (NOT (OR (AND (NOT p0) p1) (AND p3 p1 p2)))), (X (NOT (OR (AND (NOT p0) p3 (NOT p1)) (AND p3 (NOT p1) p2)))), (X (NOT (AND (NOT p0) p1))), (X p0), (X (NOT (AND (NOT p0) (NOT p3) (NOT p1)))), (X (NOT (OR (AND (NOT p0) (NOT p3) (NOT p1)) (AND (NOT p3) (NOT p1) p2)))), (X (X (NOT (AND (NOT p0) p3 (NOT p1))))), (X (X (NOT (AND p0 (NOT p3) p1 p2)))), (X (X (NOT (OR (AND (NOT p0) p1) (AND p3 p1 p2))))), (X (X (NOT (OR (AND (NOT p0) p3 (NOT p1)) (AND p3 (NOT p1) p2))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (OR (AND (NOT p0) (NOT p3) (NOT p1)) (AND (NOT p3) (NOT p1) p2))))), (X (X (AND p0 (NOT p2)))), true, (X (X (OR (AND p0 (NOT p3)) (AND (NOT p3) (NOT p1))))), (X (X (NOT (OR (AND (NOT p0) p1) (AND p1 p2))))), (X (X (NOT (OR (AND (NOT p0) p1) p3)))), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p3) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 24 factoid took 936 ms. Reduced automaton from 5 states, 16 edges and 4 AP (stutter insensitive) to 5 states, 16 edges and 4 AP (stutter insensitive).
Stuttering acceptance computed with spot in 175 ms :[true, (AND (NOT p0) p1), (OR (AND (NOT p0) p1) (AND p1 p2)), (OR (AND p1 p2 p3) (AND (NOT p0) p1)), (OR p3 (AND (NOT p0) p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 922 ms. (steps per millisecond=10 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 161 ms. (steps per millisecond=62 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 159 ms. (steps per millisecond=62 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 158 ms. (steps per millisecond=63 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 164 ms. (steps per millisecond=60 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 159 ms. (steps per millisecond=62 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 160 ms. (steps per millisecond=62 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 166 ms. (steps per millisecond=60 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 160 ms. (steps per millisecond=62 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 162 ms. (steps per millisecond=61 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 153 ms. (steps per millisecond=65 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 158 ms. (steps per millisecond=63 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 164 ms. (steps per millisecond=60 ) properties (out of 12) seen :0
Interrupted probabilistic random walk after 12386 steps, run timeout after 6002 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 12386 steps, saw 4699 distinct states, run finished after 6002 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 12 properties.
[2023-03-17 19:42:46] [INFO ] Flow matrix only has 112309 transitions (discarded 33073 similar events)
[2023-03-17 19:42:46] [INFO ] Invariant cache hit.
[2023-03-17 19:42:47] [INFO ] [Real]Absence check using 5 positive place invariants in 7 ms returned sat
[2023-03-17 19:43:12] [INFO ] After 24688ms SMT Verify possible using state equation in real domain returned unsat :4 sat :3 real:4
[2023-03-17 19:43:12] [INFO ] State equation strengthened by 2563 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 19:43:12] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 19:43:12] [INFO ] After 25845ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 12 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 6 out of 880 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 880/880 places, 145382/145382 transitions.
Drop transitions removed 2098 transitions
Reduce isomorphic transitions removed 2098 transitions.
Iterating post reduction 0 with 2098 rules applied. Total rules applied 2098 place count 880 transition count 143284
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 2104 place count 880 transition count 143278
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 2112 place count 874 transition count 143276
Free-agglomeration rule applied 2 times.
Iterating global reduction 2 with 2 rules applied. Total rules applied 2114 place count 874 transition count 143274
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 2117 place count 872 transition count 143273
Free-agglomeration rule applied 1 times.
Iterating global reduction 3 with 1 rules applied. Total rules applied 2118 place count 872 transition count 143272
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 3 with 20 rules applied. Total rules applied 2138 place count 871 transition count 143253
Free-agglomeration rule (complex) applied 5 times with reduction of 596 identical transitions.
Iterating global reduction 4 with 5 rules applied. Total rules applied 2143 place count 871 transition count 145444
Reduce places removed 5 places and 0 transitions.
Drop transitions removed 24 transitions
Ensure Unique test removed 168 transitions
Reduce isomorphic transitions removed 192 transitions.
Iterating post reduction 4 with 197 rules applied. Total rules applied 2340 place count 866 transition count 145252
Applied a total of 2340 rules in 3991 ms. Remains 866 /880 variables (removed 14) and now considering 145252/145382 (removed 130) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3996 ms. Remains : 866/880 places, 145252/145382 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1086 ms. (steps per millisecond=9 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 178 ms. (steps per millisecond=56 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 215 ms. (steps per millisecond=46 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 204 ms. (steps per millisecond=49 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 195 ms. (steps per millisecond=51 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 144 ms. (steps per millisecond=69 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 163 ms. (steps per millisecond=61 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 148 ms. (steps per millisecond=67 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 159 ms. (steps per millisecond=62 ) properties (out of 8) seen :0
Interrupted probabilistic random walk after 12682 steps, run timeout after 6001 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 12682 steps, saw 3931 distinct states, run finished after 6001 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 8 properties.
[2023-03-17 19:43:25] [INFO ] Flow matrix only has 114015 transitions (discarded 31237 similar events)
// Phase 1: matrix 114015 rows 866 cols
[2023-03-17 19:43:25] [INFO ] Computed 5 place invariants in 394 ms
[2023-03-17 19:43:26] [INFO ] [Real]Absence check using 5 positive place invariants in 8 ms returned sat
[2023-03-17 19:43:50] [INFO ] After 24789ms SMT Verify possible using state equation in real domain returned unsat :0 sat :0 real:7
[2023-03-17 19:43:51] [INFO ] State equation strengthened by 2587 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 19:43:51] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 19:43:51] [INFO ] After 25982ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 8 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 6 out of 866 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 866/866 places, 145252/145252 transitions.
Applied a total of 0 rules in 618 ms. Remains 866 /866 variables (removed 0) and now considering 145252/145252 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 618 ms. Remains : 866/866 places, 145252/145252 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 866/866 places, 145252/145252 transitions.
Applied a total of 0 rules in 771 ms. Remains 866 /866 variables (removed 0) and now considering 145252/145252 (removed 0) transitions.
[2023-03-17 19:43:53] [INFO ] Flow matrix only has 114015 transitions (discarded 31237 similar events)
[2023-03-17 19:43:53] [INFO ] Invariant cache hit.
[2023-03-17 19:44:02] [INFO ] Implicit Places using invariants in 9200 ms returned []
Implicit Place search using SMT only with invariants took 9201 ms to find 0 implicit places.
[2023-03-17 19:44:02] [INFO ] Flow matrix only has 114015 transitions (discarded 31237 similar events)
[2023-03-17 19:44:02] [INFO ] Invariant cache hit.
[2023-03-17 19:44:32] [INFO ] Performed 99929/145252 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 19:44:47] [INFO ] Dead Transitions using invariants and state equation in 44534 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54526 ms. Remains : 866/866 places, 145252/145252 transitions.
Found 4 invariant AP formulas.
Knowledge obtained : [(AND p0 (NOT p1) (NOT p3) (NOT p2)), (X (AND p0 (NOT p2))), (X (NOT (AND (NOT p0) p3 (NOT p1)))), (X (NOT (OR (AND (NOT p0) p1) (AND p1 p2)))), (X (NOT (AND p0 (NOT p3) p1 p2))), (X (NOT (OR (AND (NOT p0) p1) (AND p3 p1 p2)))), (X (NOT (OR (AND (NOT p0) p3 (NOT p1)) (AND p3 (NOT p1) p2)))), (X (NOT (AND (NOT p0) p1))), (X p0), (X (NOT (AND (NOT p0) (NOT p3) (NOT p1)))), (X (NOT (OR (AND (NOT p0) (NOT p3) (NOT p1)) (AND (NOT p3) (NOT p1) p2)))), (X (X (NOT (AND (NOT p0) p3 (NOT p1))))), (X (X (NOT (AND p0 (NOT p3) p1 p2)))), (X (X (NOT (OR (AND (NOT p0) p1) (AND p3 p1 p2))))), (X (X (NOT (OR (AND (NOT p0) p3 (NOT p1)) (AND p3 (NOT p1) p2))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (OR (AND (NOT p0) (NOT p3) (NOT p1)) (AND (NOT p3) (NOT p1) p2))))), (X (X (AND p0 (NOT p2)))), true, (X (X (OR (AND p0 (NOT p3)) (AND (NOT p3) (NOT p1))))), (X (X (NOT (OR (AND (NOT p0) p1) (AND p1 p2))))), (X (X (NOT (OR (AND (NOT p0) p1) p3)))), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p3) (NOT p1))))), (G (NOT (OR (AND (NOT p0) p1) (AND p1 p2)))), (G (NOT (AND (NOT p0) (NOT p1) (NOT p3)))), (G (NOT (AND (NOT p0) p1))), (G (NOT (AND p0 p1 (NOT p3) p2)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(G (NOT (OR (AND (NOT p0) p1) (AND p1 p2))))
Knowledge based reduction with 28 factoid took 718 ms. Reduced automaton from 5 states, 16 edges and 4 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RERS2020-PT-pb101-LTLFireability-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RERS2020-PT-pb101-LTLFireability-06 finished in 201286 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 4 out of 902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 902/902 places, 146565/146565 transitions.
Applied a total of 0 rules in 177 ms. Remains 902 /902 variables (removed 0) and now considering 146565/146565 (removed 0) transitions.
[2023-03-17 19:44:48] [INFO ] Flow matrix only has 113363 transitions (discarded 33202 similar events)
// Phase 1: matrix 113363 rows 902 cols
[2023-03-17 19:44:48] [INFO ] Computed 5 place invariants in 409 ms
[2023-03-17 19:44:57] [INFO ] Implicit Places using invariants in 9875 ms returned []
Implicit Place search using SMT only with invariants took 9878 ms to find 0 implicit places.
[2023-03-17 19:44:58] [INFO ] Flow matrix only has 113363 transitions (discarded 33202 similar events)
[2023-03-17 19:44:58] [INFO ] Invariant cache hit.
[2023-03-17 19:45:28] [INFO ] Performed 93206/146565 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 19:45:45] [INFO ] Dead Transitions using invariants and state equation in 47133 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57191 ms. Remains : 902/902 places, 146565/146565 transitions.
Stuttering acceptance computed with spot in 79 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : RERS2020-PT-pb101-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(AND (EQ s432 1) (EQ s876 1) (EQ s525 1) (EQ s735 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][false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 4 ms.
FORMULA RERS2020-PT-pb101-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS2020-PT-pb101-LTLFireability-07 finished in 57459 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(p0))'
Support contains 2 out of 902 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 902/902 places, 146565/146565 transitions.
Reduce places removed 1 places and 1 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 901 transition count 146563
Deduced a syphon composed of 1 places in 45 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 900 transition count 146563
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Deduced a syphon composed of 20 places in 44 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 0 with 40 rules applied. Total rules applied 42 place count 880 transition count 146543
Ensure Unique test removed 1161 transitions
Reduce isomorphic transitions removed 1161 transitions.
Iterating post reduction 0 with 1161 rules applied. Total rules applied 1203 place count 880 transition count 145382
Applied a total of 1203 rules in 1897 ms. Remains 880 /902 variables (removed 22) and now considering 145382/146565 (removed 1183) transitions.
[2023-03-17 19:45:47] [INFO ] Flow matrix only has 112309 transitions (discarded 33073 similar events)
// Phase 1: matrix 112309 rows 880 cols
[2023-03-17 19:45:47] [INFO ] Computed 5 place invariants in 307 ms
[2023-03-17 19:45:56] [INFO ] Implicit Places using invariants in 9532 ms returned []
Implicit Place search using SMT only with invariants took 9535 ms to find 0 implicit places.
[2023-03-17 19:45:56] [INFO ] Flow matrix only has 112309 transitions (discarded 33073 similar events)
[2023-03-17 19:45:56] [INFO ] Invariant cache hit.
[2023-03-17 19:46:27] [INFO ] Performed 99532/145382 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 19:46:41] [INFO ] Dead Transitions using invariants and state equation in 44211 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 880/902 places, 145382/146565 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 55646 ms. Remains : 880/902 places, 145382/146565 transitions.
Stuttering acceptance computed with spot in 43 ms :[true, (NOT p0)]
Running random walk in product with property : RERS2020-PT-pb101-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}]], initial=1, aps=[p0:(OR (NEQ s61 1) (NEQ s624 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 0 reset in 6194 ms.
Product exploration explored 100000 steps with 0 reset in 6269 ms.
Computed a total of 134 stabilizing places and 28154 stable transitions
Computed a total of 134 stabilizing places and 28154 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0)), true]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 167 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 45 ms :[true, (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 638 ms. (steps per millisecond=15 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 118 ms. (steps per millisecond=84 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 6909 steps, run timeout after 3003 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 6909 steps, saw 2789 distinct states, run finished after 3003 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 19:46:58] [INFO ] Flow matrix only has 112309 transitions (discarded 33073 similar events)
[2023-03-17 19:46:58] [INFO ] Invariant cache hit.
[2023-03-17 19:46:58] [INFO ] [Real]Absence check using 5 positive place invariants in 6 ms returned sat
[2023-03-17 19:47:23] [INFO ] After 25023ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 880 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 880/880 places, 145382/145382 transitions.
Drop transitions removed 2098 transitions
Reduce isomorphic transitions removed 2098 transitions.
Iterating post reduction 0 with 2098 rules applied. Total rules applied 2098 place count 880 transition count 143284
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 2104 place count 880 transition count 143278
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 2112 place count 874 transition count 143276
Free-agglomeration rule applied 2 times.
Iterating global reduction 2 with 2 rules applied. Total rules applied 2114 place count 874 transition count 143274
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 2117 place count 872 transition count 143273
Free-agglomeration rule applied 1 times.
Iterating global reduction 3 with 1 rules applied. Total rules applied 2118 place count 872 transition count 143272
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 3 with 20 rules applied. Total rules applied 2138 place count 871 transition count 143253
Free-agglomeration rule (complex) applied 5 times with reduction of 596 identical transitions.
Iterating global reduction 4 with 5 rules applied. Total rules applied 2143 place count 871 transition count 145444
Reduce places removed 5 places and 0 transitions.
Drop transitions removed 24 transitions
Ensure Unique test removed 168 transitions
Reduce isomorphic transitions removed 192 transitions.
Iterating post reduction 4 with 197 rules applied. Total rules applied 2340 place count 866 transition count 145252
Applied a total of 2340 rules in 3965 ms. Remains 866 /880 variables (removed 14) and now considering 145252/145382 (removed 130) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3968 ms. Remains : 866/880 places, 145252/145382 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 655 ms. (steps per millisecond=15 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 124 ms. (steps per millisecond=80 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 7223 steps, run timeout after 3002 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 7223 steps, saw 2687 distinct states, run finished after 3002 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 19:47:31] [INFO ] Flow matrix only has 114015 transitions (discarded 31237 similar events)
// Phase 1: matrix 114015 rows 866 cols
[2023-03-17 19:47:31] [INFO ] Computed 5 place invariants in 387 ms
[2023-03-17 19:47:31] [INFO ] [Real]Absence check using 5 positive place invariants in 7 ms returned sat
[2023-03-17 19:47:56] [INFO ] After 25025ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 866 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 866/866 places, 145252/145252 transitions.
Applied a total of 0 rules in 619 ms. Remains 866 /866 variables (removed 0) and now considering 145252/145252 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 619 ms. Remains : 866/866 places, 145252/145252 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 866/866 places, 145252/145252 transitions.
Applied a total of 0 rules in 610 ms. Remains 866 /866 variables (removed 0) and now considering 145252/145252 (removed 0) transitions.
[2023-03-17 19:47:58] [INFO ] Flow matrix only has 114015 transitions (discarded 31237 similar events)
[2023-03-17 19:47:58] [INFO ] Invariant cache hit.
[2023-03-17 19:48:07] [INFO ] Implicit Places using invariants in 9130 ms returned []
Implicit Place search using SMT only with invariants took 9130 ms to find 0 implicit places.
[2023-03-17 19:48:07] [INFO ] Flow matrix only has 114015 transitions (discarded 31237 similar events)
[2023-03-17 19:48:07] [INFO ] Invariant cache hit.
[2023-03-17 19:48:37] [INFO ] Performed 100321/145252 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 19:48:50] [INFO ] Dead Transitions using invariants and state equation in 43447 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53199 ms. Remains : 866/866 places, 145252/145252 transitions.
Knowledge obtained : [p0, (X p0), (X (X p0)), true]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 149 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 46 ms :[true, (NOT p0)]
Stuttering acceptance computed with spot in 46 ms :[true, (NOT p0)]
Support contains 2 out of 880 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 880/880 places, 145382/145382 transitions.
Applied a total of 0 rules in 576 ms. Remains 880 /880 variables (removed 0) and now considering 145382/145382 (removed 0) transitions.
[2023-03-17 19:48:51] [INFO ] Flow matrix only has 112309 transitions (discarded 33073 similar events)
// Phase 1: matrix 112309 rows 880 cols
[2023-03-17 19:48:51] [INFO ] Computed 5 place invariants in 311 ms
[2023-03-17 19:49:01] [INFO ] Implicit Places using invariants in 9630 ms returned []
Implicit Place search using SMT only with invariants took 9632 ms to find 0 implicit places.
[2023-03-17 19:49:01] [INFO ] Flow matrix only has 112309 transitions (discarded 33073 similar events)
[2023-03-17 19:49:01] [INFO ] Invariant cache hit.
[2023-03-17 19:49:31] [INFO ] Performed 90703/145382 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 19:49:49] [INFO ] Dead Transitions using invariants and state equation in 48398 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 58610 ms. Remains : 880/880 places, 145382/145382 transitions.
Computed a total of 134 stabilizing places and 28154 stable transitions
Computed a total of 134 stabilizing places and 28154 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0)), true]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 142 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 35 ms :[true, (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 662 ms. (steps per millisecond=15 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 120 ms. (steps per millisecond=83 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 7014 steps, run timeout after 3003 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 7014 steps, saw 2814 distinct states, run finished after 3003 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 19:49:54] [INFO ] Flow matrix only has 112309 transitions (discarded 33073 similar events)
[2023-03-17 19:49:54] [INFO ] Invariant cache hit.
[2023-03-17 19:49:54] [INFO ] [Real]Absence check using 5 positive place invariants in 6 ms returned sat
[2023-03-17 19:50:19] [INFO ] After 25025ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 880 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 880/880 places, 145382/145382 transitions.
Drop transitions removed 2098 transitions
Reduce isomorphic transitions removed 2098 transitions.
Iterating post reduction 0 with 2098 rules applied. Total rules applied 2098 place count 880 transition count 143284
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 2104 place count 880 transition count 143278
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 2112 place count 874 transition count 143276
Free-agglomeration rule applied 2 times.
Iterating global reduction 2 with 2 rules applied. Total rules applied 2114 place count 874 transition count 143274
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 2117 place count 872 transition count 143273
Free-agglomeration rule applied 1 times.
Iterating global reduction 3 with 1 rules applied. Total rules applied 2118 place count 872 transition count 143272
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 3 with 20 rules applied. Total rules applied 2138 place count 871 transition count 143253
Free-agglomeration rule (complex) applied 5 times with reduction of 596 identical transitions.
Iterating global reduction 4 with 5 rules applied. Total rules applied 2143 place count 871 transition count 145444
Reduce places removed 5 places and 0 transitions.
Drop transitions removed 24 transitions
Ensure Unique test removed 168 transitions
Reduce isomorphic transitions removed 192 transitions.
Iterating post reduction 4 with 197 rules applied. Total rules applied 2340 place count 866 transition count 145252
Applied a total of 2340 rules in 3932 ms. Remains 866 /880 variables (removed 14) and now considering 145252/145382 (removed 130) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3935 ms. Remains : 866/880 places, 145252/145382 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 725 ms. (steps per millisecond=13 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 112 ms. (steps per millisecond=89 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 6698 steps, run timeout after 3001 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 6698 steps, saw 2582 distinct states, run finished after 3001 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 19:50:27] [INFO ] Flow matrix only has 114015 transitions (discarded 31237 similar events)
// Phase 1: matrix 114015 rows 866 cols
[2023-03-17 19:50:27] [INFO ] Computed 5 place invariants in 392 ms
[2023-03-17 19:50:28] [INFO ] [Real]Absence check using 5 positive place invariants in 6 ms returned sat
[2023-03-17 19:50:52] [INFO ] After 25019ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 866 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 866/866 places, 145252/145252 transitions.
Applied a total of 0 rules in 627 ms. Remains 866 /866 variables (removed 0) and now considering 145252/145252 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 627 ms. Remains : 866/866 places, 145252/145252 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 866/866 places, 145252/145252 transitions.
Applied a total of 0 rules in 615 ms. Remains 866 /866 variables (removed 0) and now considering 145252/145252 (removed 0) transitions.
[2023-03-17 19:50:54] [INFO ] Flow matrix only has 114015 transitions (discarded 31237 similar events)
[2023-03-17 19:50:54] [INFO ] Invariant cache hit.
[2023-03-17 19:51:03] [INFO ] Implicit Places using invariants in 9273 ms returned []
Implicit Place search using SMT only with invariants took 9275 ms to find 0 implicit places.
[2023-03-17 19:51:03] [INFO ] Flow matrix only has 114015 transitions (discarded 31237 similar events)
[2023-03-17 19:51:03] [INFO ] Invariant cache hit.
[2023-03-17 19:51:33] [INFO ] Performed 97440/145252 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 19:51:48] [INFO ] Dead Transitions using invariants and state equation in 44883 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54784 ms. Remains : 866/866 places, 145252/145252 transitions.
Knowledge obtained : [p0, (X p0), (X (X p0)), true]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 113 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[true, (NOT p0)]
Stuttering acceptance computed with spot in 53 ms :[true, (NOT p0)]
Stuttering acceptance computed with spot in 51 ms :[true, (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 6195 ms.
Product exploration explored 100000 steps with 0 reset in 6232 ms.
Support contains 2 out of 880 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 880/880 places, 145382/145382 transitions.
Applied a total of 0 rules in 577 ms. Remains 880 /880 variables (removed 0) and now considering 145382/145382 (removed 0) transitions.
[2023-03-17 19:52:01] [INFO ] Flow matrix only has 112309 transitions (discarded 33073 similar events)
// Phase 1: matrix 112309 rows 880 cols
[2023-03-17 19:52:02] [INFO ] Computed 5 place invariants in 310 ms
[2023-03-17 19:52:11] [INFO ] Implicit Places using invariants in 9601 ms returned []
Implicit Place search using SMT only with invariants took 9604 ms to find 0 implicit places.
[2023-03-17 19:52:11] [INFO ] Flow matrix only has 112309 transitions (discarded 33073 similar events)
[2023-03-17 19:52:11] [INFO ] Invariant cache hit.
[2023-03-17 19:52:41] [INFO ] Performed 91313/145382 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 19:52:58] [INFO ] Dead Transitions using invariants and state equation in 47478 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 57664 ms. Remains : 880/880 places, 145382/145382 transitions.
Treatment of property RERS2020-PT-pb101-LTLFireability-08 finished in 438227 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((G(p0) U p1)))))'
Support contains 4 out of 902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 902/902 places, 146565/146565 transitions.
Applied a total of 0 rules in 527 ms. Remains 902 /902 variables (removed 0) and now considering 146565/146565 (removed 0) transitions.
[2023-03-17 19:53:04] [INFO ] Flow matrix only has 113363 transitions (discarded 33202 similar events)
// Phase 1: matrix 113363 rows 902 cols
[2023-03-17 19:53:04] [INFO ] Computed 5 place invariants in 341 ms
[2023-03-17 19:53:14] [INFO ] Implicit Places using invariants in 9927 ms returned []
Implicit Place search using SMT only with invariants took 9930 ms to find 0 implicit places.
[2023-03-17 19:53:14] [INFO ] Flow matrix only has 113363 transitions (discarded 33202 similar events)
[2023-03-17 19:53:14] [INFO ] Invariant cache hit.
[2023-03-17 19:53:44] [INFO ] Performed 98368/146565 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 19:53:58] [INFO ] Dead Transitions using invariants and state equation in 44724 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 55186 ms. Remains : 902/902 places, 146565/146565 transitions.
Stuttering acceptance computed with spot in 199 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), true, (NOT p0)]
Running random walk in product with property : RERS2020-PT-pb101-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p1) p0), acceptance={0} source=3 dest: 3}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=3 dest: 4}, { cond=(AND (NOT p1) p0), acceptance={0} source=3 dest: 5}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(NOT p0), acceptance={} source=5 dest: 4}, { cond=p0, acceptance={} source=5 dest: 5}]], initial=0, aps=[p1:(AND (EQ s14 1) (EQ s350 1)), p0:(AND (EQ s61 1) (EQ s844 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 4 ms.
FORMULA RERS2020-PT-pb101-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS2020-PT-pb101-LTLFireability-09 finished in 55607 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))'
Support contains 2 out of 902 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 902/902 places, 146565/146565 transitions.
Reduce places removed 1 places and 1 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 901 transition count 146563
Deduced a syphon composed of 1 places in 45 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 900 transition count 146563
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Deduced a syphon composed of 20 places in 45 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 0 with 40 rules applied. Total rules applied 42 place count 880 transition count 146543
Ensure Unique test removed 1161 transitions
Reduce isomorphic transitions removed 1161 transitions.
Iterating post reduction 0 with 1161 rules applied. Total rules applied 1203 place count 880 transition count 145382
Applied a total of 1203 rules in 2032 ms. Remains 880 /902 variables (removed 22) and now considering 145382/146565 (removed 1183) transitions.
[2023-03-17 19:54:01] [INFO ] Flow matrix only has 112309 transitions (discarded 33073 similar events)
// Phase 1: matrix 112309 rows 880 cols
[2023-03-17 19:54:01] [INFO ] Computed 5 place invariants in 352 ms
[2023-03-17 19:54:10] [INFO ] Implicit Places using invariants in 9692 ms returned []
Implicit Place search using SMT only with invariants took 9695 ms to find 0 implicit places.
[2023-03-17 19:54:11] [INFO ] Flow matrix only has 112309 transitions (discarded 33073 similar events)
[2023-03-17 19:54:11] [INFO ] Invariant cache hit.
[2023-03-17 19:54:41] [INFO ] Performed 98129/145382 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 19:54:55] [INFO ] Dead Transitions using invariants and state equation in 44506 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 880/902 places, 145382/146565 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 56238 ms. Remains : 880/902 places, 145382/146565 transitions.
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Running random walk in product with property : RERS2020-PT-pb101-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (EQ s617 1) (EQ s665 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Product exploration explored 100000 steps with 0 reset in 6477 ms.
Stack based approach found an accepted trace after 64 steps with 0 reset with depth 65 and stack size 65 in 11 ms.
FORMULA RERS2020-PT-pb101-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property RERS2020-PT-pb101-LTLFireability-10 finished in 62973 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(p0))))'
Support contains 2 out of 902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 902/902 places, 146565/146565 transitions.
Applied a total of 0 rules in 167 ms. Remains 902 /902 variables (removed 0) and now considering 146565/146565 (removed 0) transitions.
[2023-03-17 19:55:02] [INFO ] Flow matrix only has 113363 transitions (discarded 33202 similar events)
// Phase 1: matrix 113363 rows 902 cols
[2023-03-17 19:55:02] [INFO ] Computed 5 place invariants in 335 ms
[2023-03-17 19:55:11] [INFO ] Implicit Places using invariants in 9624 ms returned []
Implicit Place search using SMT only with invariants took 9625 ms to find 0 implicit places.
[2023-03-17 19:55:12] [INFO ] Flow matrix only has 113363 transitions (discarded 33202 similar events)
[2023-03-17 19:55:12] [INFO ] Invariant cache hit.
[2023-03-17 19:55:42] [INFO ] Performed 94723/146565 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 19:55:58] [INFO ] Dead Transitions using invariants and state equation in 46650 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 56445 ms. Remains : 902/902 places, 146565/146565 transitions.
Stuttering acceptance computed with spot in 121 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : RERS2020-PT-pb101-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}]], initial=2, aps=[p0:(OR (EQ s824 0) (EQ s850 0))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 33333 reset in 8868 ms.
Product exploration explored 100000 steps with 33333 reset in 8867 ms.
Computed a total of 140 stabilizing places and 28382 stable transitions
Computed a total of 140 stabilizing places and 28382 stable transitions
Knowledge obtained : [p0, (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (X p0))
Knowledge based reduction with 2 factoid took 68 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RERS2020-PT-pb101-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RERS2020-PT-pb101-LTLFireability-11 finished in 75171 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((p0&&F(p1)))))))'
Support contains 4 out of 902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 902/902 places, 146565/146565 transitions.
Applied a total of 0 rules in 226 ms. Remains 902 /902 variables (removed 0) and now considering 146565/146565 (removed 0) transitions.
[2023-03-17 19:56:17] [INFO ] Flow matrix only has 113363 transitions (discarded 33202 similar events)
[2023-03-17 19:56:17] [INFO ] Invariant cache hit.
[2023-03-17 19:56:27] [INFO ] Implicit Places using invariants in 9466 ms returned []
Implicit Place search using SMT only with invariants took 9470 ms to find 0 implicit places.
[2023-03-17 19:56:27] [INFO ] Flow matrix only has 113363 transitions (discarded 33202 similar events)
[2023-03-17 19:56:27] [INFO ] Invariant cache hit.
[2023-03-17 19:56:57] [INFO ] Performed 96122/146565 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 19:57:12] [INFO ] Dead Transitions using invariants and state equation in 45520 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 55220 ms. Remains : 902/902 places, 146565/146565 transitions.
Stuttering acceptance computed with spot in 165 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : RERS2020-PT-pb101-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 0}, { cond=(NOT p0), acceptance={0} source=1 dest: 3}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=p0, acceptance={0} source=3 dest: 1}, { cond=(NOT p0), acceptance={0} source=3 dest: 3}]], initial=2, aps=[p1:(AND (EQ s328 1) (EQ s712 1)), p0:(OR (NEQ s289 1) (NEQ s655 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Stuttering criterion allowed to conclude after 36 steps with 0 reset in 8 ms.
FORMULA RERS2020-PT-pb101-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS2020-PT-pb101-LTLFireability-12 finished in 55600 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((F(p1)&&F(p2)&&p0))))'
Support contains 6 out of 902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 902/902 places, 146565/146565 transitions.
Applied a total of 0 rules in 178 ms. Remains 902 /902 variables (removed 0) and now considering 146565/146565 (removed 0) transitions.
[2023-03-17 19:57:13] [INFO ] Flow matrix only has 113363 transitions (discarded 33202 similar events)
[2023-03-17 19:57:13] [INFO ] Invariant cache hit.
[2023-03-17 19:57:22] [INFO ] Implicit Places using invariants in 9455 ms returned []
Implicit Place search using SMT only with invariants took 9460 ms to find 0 implicit places.
[2023-03-17 19:57:22] [INFO ] Flow matrix only has 113363 transitions (discarded 33202 similar events)
[2023-03-17 19:57:22] [INFO ] Invariant cache hit.
[2023-03-17 19:57:52] [INFO ] Performed 97539/146565 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 19:58:07] [INFO ] Dead Transitions using invariants and state equation in 45171 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54812 ms. Remains : 902/902 places, 146565/146565 transitions.
Stuttering acceptance computed with spot in 221 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p0) (NOT p1) (NOT p2)), true, (NOT p1), (NOT p2)]
Running random walk in product with property : RERS2020-PT-pb101-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 3}, { cond=(AND p0 (NOT p2)), acceptance={} source=1 dest: 4}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=3 dest: 3}], [{ cond=(NOT p2), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p0:(AND (EQ s224 1) (EQ s272 1)), p1:(AND (EQ s791 1) (EQ s854 1)), p2:(AND (EQ s61 1) (EQ s482 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 4 ms.
FORMULA RERS2020-PT-pb101-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS2020-PT-pb101-LTLFireability-13 finished in 55238 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(((p1 U p2)&&F(G(p3))))&&p0)))'
Support contains 6 out of 902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 902/902 places, 146565/146565 transitions.
Applied a total of 0 rules in 168 ms. Remains 902 /902 variables (removed 0) and now considering 146565/146565 (removed 0) transitions.
[2023-03-17 19:58:08] [INFO ] Flow matrix only has 113363 transitions (discarded 33202 similar events)
[2023-03-17 19:58:08] [INFO ] Invariant cache hit.
[2023-03-17 19:58:17] [INFO ] Implicit Places using invariants in 9395 ms returned []
Implicit Place search using SMT only with invariants took 9397 ms to find 0 implicit places.
[2023-03-17 19:58:17] [INFO ] Flow matrix only has 113363 transitions (discarded 33202 similar events)
[2023-03-17 19:58:17] [INFO ] Invariant cache hit.
[2023-03-17 19:58:47] [INFO ] Performed 98733/146565 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 19:59:02] [INFO ] Dead Transitions using invariants and state equation in 44514 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54082 ms. Remains : 902/902 places, 146565/146565 transitions.
Stuttering acceptance computed with spot in 247 ms :[(OR (NOT p0) (NOT p2) (NOT p3)), (OR (NOT p0) (NOT p2) (NOT p3)), true, (OR (NOT p2) (NOT p3)), (NOT p2), (NOT p3)]
Running random walk in product with property : RERS2020-PT-pb101-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=p0, acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={} source=3 dest: 2}, { cond=(AND (NOT p2) p1), acceptance={} source=3 dest: 4}, { cond=(OR p2 p1), acceptance={} source=3 dest: 5}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={} source=4 dest: 2}, { cond=(AND (NOT p2) p1), acceptance={0} source=4 dest: 4}], [{ cond=p3, acceptance={} source=5 dest: 5}, { cond=(NOT p3), acceptance={0} source=5 dest: 5}]], initial=0, aps=[p0:(AND (EQ s61 1) (EQ s526 1)), p2:(AND (EQ s61 1) (EQ s526 1)), p1:(AND (EQ s382 1) (EQ s454 1)), p3:(AND (EQ s488 1) (EQ s763 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 4 ms.
FORMULA RERS2020-PT-pb101-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS2020-PT-pb101-LTLFireability-14 finished in 54540 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F((X(G(p0))&&G(F(p1))))&&X(p1)))'
Support contains 4 out of 902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 902/902 places, 146565/146565 transitions.
Applied a total of 0 rules in 174 ms. Remains 902 /902 variables (removed 0) and now considering 146565/146565 (removed 0) transitions.
[2023-03-17 19:59:02] [INFO ] Flow matrix only has 113363 transitions (discarded 33202 similar events)
[2023-03-17 19:59:02] [INFO ] Invariant cache hit.
[2023-03-17 19:59:12] [INFO ] Implicit Places using invariants in 9584 ms returned []
Implicit Place search using SMT only with invariants took 9590 ms to find 0 implicit places.
[2023-03-17 19:59:12] [INFO ] Flow matrix only has 113363 transitions (discarded 33202 similar events)
[2023-03-17 19:59:12] [INFO ] Invariant cache hit.
[2023-03-17 19:59:42] [INFO ] Performed 96836/146565 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 19:59:57] [INFO ] Dead Transitions using invariants and state equation in 45305 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 55073 ms. Remains : 902/902 places, 146565/146565 transitions.
Stuttering acceptance computed with spot in 176 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), true, (OR (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : RERS2020-PT-pb101-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p1), acceptance={} source=1 dest: 2}, { cond=p1, acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=p0, acceptance={} source=3 dest: 3}, { cond=(NOT p0), acceptance={0} source=3 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={} source=3 dest: 4}], [{ cond=(NOT p1), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p1:(AND (EQ s247 1) (EQ s455 1)), p0:(AND (EQ s816 1) (EQ s823 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]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 4 ms.
FORMULA RERS2020-PT-pb101-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS2020-PT-pb101-LTLFireability-15 finished in 55455 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((G(p1)&&p0) U X(G(!p2)))))'
Found a Lengthening insensitive property : RERS2020-PT-pb101-LTLFireability-02
Stuttering acceptance computed with spot in 185 ms :[p2, p2, p2, (AND p2 (NOT p1)), true, (NOT p1)]
Support contains 4 out of 902 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 902/902 places, 146565/146565 transitions.
Reduce places removed 1 places and 1 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 901 transition count 146563
Deduced a syphon composed of 1 places in 46 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 900 transition count 146563
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Deduced a syphon composed of 20 places in 46 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 0 with 40 rules applied. Total rules applied 42 place count 880 transition count 146543
Ensure Unique test removed 1161 transitions
Reduce isomorphic transitions removed 1161 transitions.
Iterating post reduction 0 with 1161 rules applied. Total rules applied 1203 place count 880 transition count 145382
Applied a total of 1203 rules in 1985 ms. Remains 880 /902 variables (removed 22) and now considering 145382/146565 (removed 1183) transitions.
[2023-03-17 20:00:00] [INFO ] Flow matrix only has 112309 transitions (discarded 33073 similar events)
// Phase 1: matrix 112309 rows 880 cols
[2023-03-17 20:00:00] [INFO ] Computed 5 place invariants in 351 ms
[2023-03-17 20:00:10] [INFO ] Implicit Places using invariants in 9561 ms returned []
Implicit Place search using SMT only with invariants took 9562 ms to find 0 implicit places.
[2023-03-17 20:00:10] [INFO ] Flow matrix only has 112309 transitions (discarded 33073 similar events)
[2023-03-17 20:00:10] [INFO ] Invariant cache hit.
[2023-03-17 20:00:40] [INFO ] Performed 100089/145382 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 20:00:53] [INFO ] Dead Transitions using invariants and state equation in 43600 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 880/902 places, 145382/146565 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 55152 ms. Remains : 880/902 places, 145382/146565 transitions.
Running random walk in product with property : RERS2020-PT-pb101-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 2}], [{ cond=(NOT p2), acceptance={} source=1 dest: 1}, { cond=p2, acceptance={} source=1 dest: 4}], [{ cond=(OR (NOT p0) (NOT p1)), acceptance={} source=2 dest: 1}, { cond=(AND p0 p1 (NOT p2)), acceptance={} source=2 dest: 2}, { cond=(AND p0 p1 p2), acceptance={0} source=2 dest: 2}, { cond=(AND p0 p1), acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=3 dest: 1}, { cond=(AND p1 (NOT p2)), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p1) p2), acceptance={} source=3 dest: 4}, { cond=(AND p1 p2), acceptance={} source=3 dest: 5}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(NOT p1), acceptance={} source=5 dest: 4}, { cond=p1, acceptance={} source=5 dest: 5}]], initial=0, aps=[p2:(AND (EQ s537 1) (EQ s804 1)), p0:(AND (EQ s209 1) (EQ s773 1)), p1:(AND (EQ s209 1) (EQ s773 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, no-univ-branch, stutter-sensitive, sl-invariant], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 6378 ms.
Product exploration explored 100000 steps with 0 reset in 6379 ms.
Computed a total of 134 stabilizing places and 28154 stable transitions
Computed a total of 134 stabilizing places and 28154 stable transitions
Knowledge obtained : [(AND (NOT p2) (NOT p0) (NOT p1)), (X (NOT (AND p0 p1 p2))), (X (NOT (AND p0 p1))), (X (OR (NOT p0) (NOT p1))), (X (NOT (AND p0 p1 (NOT p2)))), (X (X (NOT (AND p1 p2)))), (X (X (NOT (AND p0 p1 p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT p2))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (OR (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 p1 (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 14 factoid took 596 ms. Reduced automaton from 6 states, 14 edges and 3 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 114 ms :[true, p2, p2, p2]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 671 ms. (steps per millisecond=14 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 130 ms. (steps per millisecond=76 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 6093 steps, run timeout after 3003 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 6093 steps, saw 2557 distinct states, run finished after 3004 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 20:01:11] [INFO ] Flow matrix only has 112309 transitions (discarded 33073 similar events)
[2023-03-17 20:01:11] [INFO ] Invariant cache hit.
[2023-03-17 20:01:12] [INFO ] [Real]Absence check using 5 positive place invariants in 8 ms returned sat
[2023-03-17 20:01:36] [INFO ] After 25019ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 880 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 880/880 places, 145382/145382 transitions.
Drop transitions removed 2098 transitions
Reduce isomorphic transitions removed 2098 transitions.
Iterating post reduction 0 with 2098 rules applied. Total rules applied 2098 place count 880 transition count 143284
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 2104 place count 880 transition count 143278
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 2112 place count 874 transition count 143276
Free-agglomeration rule applied 2 times.
Iterating global reduction 2 with 2 rules applied. Total rules applied 2114 place count 874 transition count 143274
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 2117 place count 872 transition count 143273
Free-agglomeration rule applied 1 times.
Iterating global reduction 3 with 1 rules applied. Total rules applied 2118 place count 872 transition count 143272
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 3 with 20 rules applied. Total rules applied 2138 place count 871 transition count 143253
Free-agglomeration rule (complex) applied 5 times with reduction of 596 identical transitions.
Iterating global reduction 4 with 5 rules applied. Total rules applied 2143 place count 871 transition count 145444
Reduce places removed 5 places and 0 transitions.
Drop transitions removed 24 transitions
Ensure Unique test removed 168 transitions
Reduce isomorphic transitions removed 192 transitions.
Iterating post reduction 4 with 197 rules applied. Total rules applied 2340 place count 866 transition count 145252
Applied a total of 2340 rules in 3781 ms. Remains 866 /880 variables (removed 14) and now considering 145252/145382 (removed 130) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3786 ms. Remains : 866/880 places, 145252/145382 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 645 ms. (steps per millisecond=15 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 121 ms. (steps per millisecond=82 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 7092 steps, run timeout after 3002 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 7092 steps, saw 2664 distinct states, run finished after 3003 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 20:01:44] [INFO ] Flow matrix only has 114015 transitions (discarded 31237 similar events)
// Phase 1: matrix 114015 rows 866 cols
[2023-03-17 20:01:45] [INFO ] Computed 5 place invariants in 399 ms
[2023-03-17 20:01:45] [INFO ] [Real]Absence check using 5 positive place invariants in 13 ms returned sat
[2023-03-17 20:02:10] [INFO ] After 25027ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 866 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 866/866 places, 145252/145252 transitions.
Applied a total of 0 rules in 547 ms. Remains 866 /866 variables (removed 0) and now considering 145252/145252 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 547 ms. Remains : 866/866 places, 145252/145252 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 866/866 places, 145252/145252 transitions.
Applied a total of 0 rules in 554 ms. Remains 866 /866 variables (removed 0) and now considering 145252/145252 (removed 0) transitions.
[2023-03-17 20:02:11] [INFO ] Flow matrix only has 114015 transitions (discarded 31237 similar events)
[2023-03-17 20:02:11] [INFO ] Invariant cache hit.
[2023-03-17 20:02:20] [INFO ] Implicit Places using invariants in 9363 ms returned []
Implicit Place search using SMT only with invariants took 9364 ms to find 0 implicit places.
[2023-03-17 20:02:20] [INFO ] Flow matrix only has 114015 transitions (discarded 31237 similar events)
[2023-03-17 20:02:20] [INFO ] Invariant cache hit.
[2023-03-17 20:02:50] [INFO ] Performed 98475/145252 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 20:03:04] [INFO ] Dead Transitions using invariants and state equation in 43950 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53881 ms. Remains : 866/866 places, 145252/145252 transitions.
Knowledge obtained : [(AND (NOT p2) (NOT p0) (NOT p1)), (X (NOT (AND p0 p1 p2))), (X (NOT (AND p0 p1))), (X (OR (NOT p0) (NOT p1))), (X (NOT (AND p0 p1 (NOT p2)))), (X (X (NOT (AND p1 p2)))), (X (X (NOT (AND p0 p1 p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT p2))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (OR (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 p1 (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 14 factoid took 509 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 103 ms :[true, p2, p2, p2]
Stuttering acceptance computed with spot in 112 ms :[true, p2, p2, p2]
Support contains 2 out of 880 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 880/880 places, 145382/145382 transitions.
Applied a total of 0 rules in 163 ms. Remains 880 /880 variables (removed 0) and now considering 145382/145382 (removed 0) transitions.
[2023-03-17 20:03:05] [INFO ] Flow matrix only has 112309 transitions (discarded 33073 similar events)
// Phase 1: matrix 112309 rows 880 cols
[2023-03-17 20:03:05] [INFO ] Computed 5 place invariants in 315 ms
[2023-03-17 20:03:14] [INFO ] Implicit Places using invariants in 9465 ms returned []
Implicit Place search using SMT only with invariants took 9469 ms to find 0 implicit places.
[2023-03-17 20:03:15] [INFO ] Flow matrix only has 112309 transitions (discarded 33073 similar events)
[2023-03-17 20:03:15] [INFO ] Invariant cache hit.
[2023-03-17 20:03:45] [INFO ] Performed 98960/145382 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 20:03:59] [INFO ] Dead Transitions using invariants and state equation in 44091 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53728 ms. Remains : 880/880 places, 145382/145382 transitions.
Computed a total of 134 stabilizing places and 28154 stable transitions
Computed a total of 134 stabilizing places and 28154 stable transitions
Knowledge obtained : [(NOT p2), (X (X (NOT p2)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 90 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 110 ms :[true, p2, p2, p2]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 668 ms. (steps per millisecond=14 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 127 ms. (steps per millisecond=78 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 6580 steps, run timeout after 3001 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 6580 steps, saw 2692 distinct states, run finished after 3003 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 20:04:03] [INFO ] Flow matrix only has 112309 transitions (discarded 33073 similar events)
[2023-03-17 20:04:04] [INFO ] Invariant cache hit.
[2023-03-17 20:04:04] [INFO ] [Real]Absence check using 5 positive place invariants in 7 ms returned sat
[2023-03-17 20:04:29] [INFO ] After 25021ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 880 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 880/880 places, 145382/145382 transitions.
Drop transitions removed 2098 transitions
Reduce isomorphic transitions removed 2098 transitions.
Iterating post reduction 0 with 2098 rules applied. Total rules applied 2098 place count 880 transition count 143284
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 2104 place count 880 transition count 143278
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 2112 place count 874 transition count 143276
Free-agglomeration rule applied 2 times.
Iterating global reduction 2 with 2 rules applied. Total rules applied 2114 place count 874 transition count 143274
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 2117 place count 872 transition count 143273
Free-agglomeration rule applied 1 times.
Iterating global reduction 3 with 1 rules applied. Total rules applied 2118 place count 872 transition count 143272
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 3 with 20 rules applied. Total rules applied 2138 place count 871 transition count 143253
Free-agglomeration rule (complex) applied 5 times with reduction of 596 identical transitions.
Iterating global reduction 4 with 5 rules applied. Total rules applied 2143 place count 871 transition count 145444
Reduce places removed 5 places and 0 transitions.
Drop transitions removed 24 transitions
Ensure Unique test removed 168 transitions
Reduce isomorphic transitions removed 192 transitions.
Iterating post reduction 4 with 197 rules applied. Total rules applied 2340 place count 866 transition count 145252
Applied a total of 2340 rules in 3804 ms. Remains 866 /880 variables (removed 14) and now considering 145252/145382 (removed 130) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3807 ms. Remains : 866/880 places, 145252/145382 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 667 ms. (steps per millisecond=14 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 126 ms. (steps per millisecond=79 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 6722 steps, run timeout after 3001 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 6722 steps, saw 2586 distinct states, run finished after 3001 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 20:04:36] [INFO ] Flow matrix only has 114015 transitions (discarded 31237 similar events)
// Phase 1: matrix 114015 rows 866 cols
[2023-03-17 20:04:37] [INFO ] Computed 5 place invariants in 407 ms
[2023-03-17 20:04:37] [INFO ] [Real]Absence check using 5 positive place invariants in 6 ms returned sat
[2023-03-17 20:05:02] [INFO ] After 25022ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 866 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 866/866 places, 145252/145252 transitions.
Applied a total of 0 rules in 547 ms. Remains 866 /866 variables (removed 0) and now considering 145252/145252 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 547 ms. Remains : 866/866 places, 145252/145252 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 866/866 places, 145252/145252 transitions.
Applied a total of 0 rules in 643 ms. Remains 866 /866 variables (removed 0) and now considering 145252/145252 (removed 0) transitions.
[2023-03-17 20:05:03] [INFO ] Flow matrix only has 114015 transitions (discarded 31237 similar events)
[2023-03-17 20:05:03] [INFO ] Invariant cache hit.
[2023-03-17 20:05:12] [INFO ] Implicit Places using invariants in 9284 ms returned []
Implicit Place search using SMT only with invariants took 9285 ms to find 0 implicit places.
[2023-03-17 20:05:12] [INFO ] Flow matrix only has 114015 transitions (discarded 31237 similar events)
[2023-03-17 20:05:12] [INFO ] Invariant cache hit.
[2023-03-17 20:05:42] [INFO ] Performed 98908/145252 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 20:05:56] [INFO ] Dead Transitions using invariants and state equation in 44216 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54157 ms. Remains : 866/866 places, 145252/145252 transitions.
Knowledge obtained : [(NOT p2), (X (X (NOT p2)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 89 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 110 ms :[true, p2, p2, p2]
Stuttering acceptance computed with spot in 96 ms :[true, p2, p2, p2]
Stuttering acceptance computed with spot in 131 ms :[true, p2, p2, p2]
Product exploration explored 100000 steps with 0 reset in 6268 ms.
Product exploration explored 100000 steps with 0 reset in 6250 ms.
Applying partial POR strategy [true, true, false, false]
Stuttering acceptance computed with spot in 114 ms :[true, p2, p2, p2]
Support contains 2 out of 880 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 880/880 places, 145382/145382 transitions.
Applied a total of 0 rules in 547 ms. Remains 880 /880 variables (removed 0) and now considering 145382/145382 (removed 0) transitions.
[2023-03-17 20:06:10] [INFO ] Flow matrix only has 112309 transitions (discarded 33073 similar events)
// Phase 1: matrix 112309 rows 880 cols
[2023-03-17 20:06:11] [INFO ] Computed 5 place invariants in 326 ms
[2023-03-17 20:06:41] [INFO ] Performed 94006/145382 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 20:06:57] [INFO ] Dead Transitions using invariants and state equation in 46942 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 47493 ms. Remains : 880/880 places, 145382/145382 transitions.
Support contains 2 out of 880 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 880/880 places, 145382/145382 transitions.
Applied a total of 0 rules in 206 ms. Remains 880 /880 variables (removed 0) and now considering 145382/145382 (removed 0) transitions.
[2023-03-17 20:06:58] [INFO ] Flow matrix only has 112309 transitions (discarded 33073 similar events)
[2023-03-17 20:06:58] [INFO ] Invariant cache hit.
[2023-03-17 20:07:07] [INFO ] Implicit Places using invariants in 9672 ms returned []
Implicit Place search using SMT only with invariants took 9674 ms to find 0 implicit places.
[2023-03-17 20:07:07] [INFO ] Flow matrix only has 112309 transitions (discarded 33073 similar events)
[2023-03-17 20:07:07] [INFO ] Invariant cache hit.
[2023-03-17 20:07:38] [INFO ] Performed 96212/145382 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 20:07:53] [INFO ] Dead Transitions using invariants and state equation in 46065 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 55949 ms. Remains : 880/880 places, 145382/145382 transitions.
Treatment of property RERS2020-PT-pb101-LTLFireability-02 finished in 481367 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(p0))'
[2023-03-17 20:08:04] [INFO ] Flatten gal took : 3892 ms
[2023-03-17 20:08:04] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2023-03-17 20:08:04] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 902 places, 146565 transitions and 584840 arcs took 315 ms.
Total runtime 2486657 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1774/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1774/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : RERS2020-PT-pb101-LTLFireability-02
Could not compute solution for formula : RERS2020-PT-pb101-LTLFireability-08

BK_STOP 1679083738357

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2023
ltl formula name RERS2020-PT-pb101-LTLFireability-02
ltl formula formula --ltl=/tmp/1774/ltl_0_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 902 places, 146565 transitions and 584840 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 13.920 real 4.920 user 4.240 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1774/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1774/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1774/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1774/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 7 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
ltl formula name RERS2020-PT-pb101-LTLFireability-08
ltl formula formula --ltl=/tmp/1774/ltl_1_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 902 places, 146565 transitions and 584840 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 14.110 real 4.740 user 4.200 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1774/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1774/ltl_1_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1774/ltl_1_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1774/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="RERS2020-PT-pb101"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is RERS2020-PT-pb101, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r329-tall-167889201800220"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RERS2020-PT-pb101.tgz
mv RERS2020-PT-pb101 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 ;