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.r489-tall-167912707901233.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)
...........................................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is VehicularWifi-COL-none, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r489-tall-167912707901233
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 680K
-rw-r--r-- 1 mcc users 7.6K Feb 25 14:02 CTLCardinality.txt
-rw-r--r-- 1 mcc users 69K Feb 25 14:02 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.8K Feb 25 14:02 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K Feb 25 14:02 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.7K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 17:26 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Feb 25 17:26 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Feb 25 17:26 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 17:26 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Feb 25 14:02 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 154K Feb 25 14:02 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 25 14:02 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 76K Feb 25 14:02 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 17:26 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 17:26 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_pt
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 188K 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 VehicularWifi-COL-none-CTLCardinality-00
FORMULA_NAME VehicularWifi-COL-none-CTLCardinality-01
FORMULA_NAME VehicularWifi-COL-none-CTLCardinality-02
FORMULA_NAME VehicularWifi-COL-none-CTLCardinality-03
FORMULA_NAME VehicularWifi-COL-none-CTLCardinality-04
FORMULA_NAME VehicularWifi-COL-none-CTLCardinality-05
FORMULA_NAME VehicularWifi-COL-none-CTLCardinality-06
FORMULA_NAME VehicularWifi-COL-none-CTLCardinality-07
FORMULA_NAME VehicularWifi-COL-none-CTLCardinality-08
FORMULA_NAME VehicularWifi-COL-none-CTLCardinality-09
FORMULA_NAME VehicularWifi-COL-none-CTLCardinality-10
FORMULA_NAME VehicularWifi-COL-none-CTLCardinality-11
FORMULA_NAME VehicularWifi-COL-none-CTLCardinality-12
FORMULA_NAME VehicularWifi-COL-none-CTLCardinality-13
FORMULA_NAME VehicularWifi-COL-none-CTLCardinality-14
FORMULA_NAME VehicularWifi-COL-none-CTLCardinality-15

=== Now, execution of the tool begins

BK_START 1679347025003

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=CTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=VehicularWifi-COL-none
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-20 21:17:06] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-20 21:17:06] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-20 21:17:06] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2023-03-20 21:17:06] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-20 21:17:07] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 706 ms
[2023-03-20 21:17:07] [INFO ] Detected 1 constant HL places corresponding to 81920 PT places.
[2023-03-20 21:17:07] [INFO ] Imported 21 HL places and 41 HL transitions for a total of 115566 PT places and 379924.0 transition bindings in 81 ms.
Parsed 16 properties from file /home/mcc/execution/CTLCardinality.xml in 14 ms.
[2023-03-20 21:17:07] [INFO ] Built PT skeleton of HLPN with 21 places and 41 transitions 136 arcs in 5 ms.
[2023-03-20 21:17:07] [INFO ] Skeletonized 16 HLPN properties in 6 ms.
Initial state reduction rules removed 3 formulas.
FORMULA VehicularWifi-COL-none-CTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA VehicularWifi-COL-none-CTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA VehicularWifi-COL-none-CTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 1 stabilizing places and 0 stable transitions
Remains 13 properties that can be checked using skeleton over-approximation.
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 10 transitions
Reduce redundant transitions removed 10 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Incomplete random walk after 10000 steps, including 2 resets, run finished after 258 ms. (steps per millisecond=38 ) properties (out of 56) seen :30
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 26) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 25) seen :0
Running SMT prover for 25 properties.
[2023-03-20 21:17:07] [INFO ] Flow matrix only has 30 transitions (discarded 1 similar events)
// Phase 1: matrix 30 rows 20 cols
[2023-03-20 21:17:07] [INFO ] Computed 5 place invariants in 6 ms
[2023-03-20 21:17:08] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2023-03-20 21:17:08] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-20 21:17:08] [INFO ] After 202ms SMT Verify possible using all constraints in real domain returned unsat :16 sat :0 real:9
[2023-03-20 21:17:08] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-20 21:17:08] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-20 21:17:08] [INFO ] After 58ms SMT Verify possible using all constraints in natural domain returned unsat :25 sat :0
Fused 25 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Successfully simplified 25 atomic propositions for a total of 13 simplifications.
FORMULA VehicularWifi-COL-none-CTLCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA VehicularWifi-COL-none-CTLCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA VehicularWifi-COL-none-CTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-20 21:17:08] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
[2023-03-20 21:17:08] [INFO ] Flatten gal took : 19 ms
FORMULA VehicularWifi-COL-none-CTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-20 21:17:08] [INFO ] Flatten gal took : 4 ms
Arc [14:1*[$sa, $sb, $p, (MOD (ADD (MOD (MINUS $b 1) 1024) 1024) 1024)]] contains successor/predecessor on variables of sort BackoffStage
Arc [13:1*[$sa, $sb, $p, (MOD (ADD $tx 1) 20)]] contains successor/predecessor on variables of sort TxCount
Transition CorrectPacketButAck forces synchronizations/join behavior on parameter p2 of sort Pr
Arc [4:1*[$sa, $sb, $p, (MOD (ADD $pt 1) 4)]] contains successor/predecessor on variables of sort PT
Domain [St(2), St(2), Pr(4), PT(4)] of place Sense breaks symmetries in sort St
[2023-03-20 21:17:09] [INFO ] Unfolded HLPN to a Petri net with 115566 places and 83836 transitions 301810 arcs in 1003 ms.
[2023-03-20 21:17:09] [INFO ] Unfolded 9 HLPN properties in 9 ms.
Deduced a syphon composed of 98581 places in 229 ms
Reduce places removed 106837 places and 54136 transitions.
Support contains 8729 out of 8729 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8729/8729 places, 29700/29700 transitions.
Applied a total of 0 rules in 194 ms. Remains 8729 /8729 variables (removed 0) and now considering 29700/29700 (removed 0) transitions.
[2023-03-20 21:17:10] [INFO ] Flow matrix only has 17308 transitions (discarded 12392 similar events)
// Phase 1: matrix 17308 rows 8729 cols
[2023-03-20 21:17:11] [INFO ] Computed 8 place invariants in 939 ms
[2023-03-20 21:17:12] [INFO ] Dead Transitions using invariants and state equation in 1977 ms found 0 transitions.
[2023-03-20 21:17:12] [INFO ] Flow matrix only has 17308 transitions (discarded 12392 similar events)
[2023-03-20 21:17:12] [INFO ] Invariant cache hit.
[2023-03-20 21:17:13] [INFO ] Implicit Places using invariants in 935 ms returned []
Implicit Place search using SMT only with invariants took 937 ms to find 0 implicit places.
[2023-03-20 21:17:13] [INFO ] Flow matrix only has 17308 transitions (discarded 12392 similar events)
[2023-03-20 21:17:13] [INFO ] Invariant cache hit.
[2023-03-20 21:17:14] [INFO ] Dead Transitions using invariants and state equation in 816 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3931 ms. Remains : 8729/8729 places, 29700/29700 transitions.
Support contains 8729 out of 8729 places after structural reductions.
[2023-03-20 21:17:15] [INFO ] Flatten gal took : 908 ms
[2023-03-20 21:17:16] [INFO ] Flatten gal took : 747 ms
[2023-03-20 21:17:18] [INFO ] Input system was already deterministic with 29700 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 711 ms. (steps per millisecond=14 ) properties (out of 42) seen :22
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 20) seen :0
Running SMT prover for 20 properties.
[2023-03-20 21:17:19] [INFO ] Flow matrix only has 17308 transitions (discarded 12392 similar events)
[2023-03-20 21:17:19] [INFO ] Invariant cache hit.
[2023-03-20 21:17:22] [INFO ] [Real]Absence check using 6 positive place invariants in 45 ms returned sat
[2023-03-20 21:17:22] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 101 ms returned sat
[2023-03-20 21:17:44] [INFO ] After 25065ms SMT Verify possible using all constraints in real domain returned unsat :15 sat :0 real:3
[2023-03-20 21:17:46] [INFO ] [Nat]Absence check using 6 positive place invariants in 46 ms returned sat
[2023-03-20 21:17:46] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 100 ms returned sat
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:631)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.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.Application.startNoEx(Application.java:626)
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)
[2023-03-20 21:18:09] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-20 21:18:09] [INFO ] After 25103ms SMT Verify possible using all constraints in natural domain returned unsat :15 sat :0 real:3
Fused 20 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 64 ms.
Support contains 201 out of 8729 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8729/8729 places, 29700/29700 transitions.
Performed 24 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 24 Pre rules applied. Total rules applied 0 place count 8729 transition count 29676
Deduced a syphon composed of 24 places in 21 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 0 with 48 rules applied. Total rules applied 48 place count 8705 transition count 29676
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 122 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 64 place count 8697 transition count 29668
Free-agglomeration rule applied 8 times.
Iterating global reduction 0 with 8 rules applied. Total rules applied 72 place count 8697 transition count 29660
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 80 place count 8689 transition count 29660
Partial Free-agglomeration rule applied 21 times.
Drop transitions removed 21 transitions
Iterating global reduction 1 with 21 rules applied. Total rules applied 101 place count 8689 transition count 29660
Applied a total of 101 rules in 5525 ms. Remains 8689 /8729 variables (removed 40) and now considering 29660/29700 (removed 40) transitions.
[2023-03-20 21:18:15] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 21:18:16] [INFO ] Computed 8 place invariants in 819 ms
[2023-03-20 21:18:16] [INFO ] Dead Transitions using invariants and state equation in 1715 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7243 ms. Remains : 8689/8729 places, 29660/29700 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 712 ms. (steps per millisecond=14 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 97 ms. (steps per millisecond=103 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 40588 steps, run timeout after 3001 ms. (steps per millisecond=13 ) properties seen :{}
Probabilistic random walk after 40588 steps, saw 35200 distinct states, run finished after 3002 ms. (steps per millisecond=13 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-20 21:18:21] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
[2023-03-20 21:18:21] [INFO ] Invariant cache hit.
[2023-03-20 21:18:22] [INFO ] [Real]Absence check using 6 positive place invariants in 40 ms returned sat
[2023-03-20 21:18:22] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 111 ms returned sat
[2023-03-20 21:18:22] [INFO ] After 1535ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-20 21:18:23] [INFO ] [Nat]Absence check using 6 positive place invariants in 43 ms returned sat
[2023-03-20 21:18:23] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 109 ms returned sat
[2023-03-20 21:18:47] [INFO ] After 23299ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-20 21:18:47] [INFO ] State equation strengthened by 8428 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.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.Application.startNoEx(Application.java:626)
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)
[2023-03-20 21:18:47] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-20 21:18:47] [INFO ] After 25168ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Finished Parikh walk after 16668 steps, including 995 resets, run visited all 3 properties in 1328 ms. (steps per millisecond=12 )
Parikh walk visited 3 properties in 1352 ms.
Successfully simplified 17 atomic propositions for a total of 9 simplifications.
[2023-03-20 21:18:49] [INFO ] Flatten gal took : 687 ms
[2023-03-20 21:18:50] [INFO ] Flatten gal took : 796 ms
[2023-03-20 21:18:52] [INFO ] Input system was already deterministic with 29700 transitions.
Support contains 8664 out of 8729 places (down from 8697) after GAL structural reductions.
Computed a total of 0 stabilizing places and 0 stable transitions
Starting structural reductions in LTL mode, iteration 0 : 8729/8729 places, 29700/29700 transitions.
Applied a total of 0 rules in 1060 ms. Remains 8729 /8729 variables (removed 0) and now considering 29700/29700 (removed 0) transitions.
[2023-03-20 21:18:53] [INFO ] Flow matrix only has 17308 transitions (discarded 12392 similar events)
// Phase 1: matrix 17308 rows 8729 cols
[2023-03-20 21:18:54] [INFO ] Computed 8 place invariants in 794 ms
[2023-03-20 21:18:55] [INFO ] Dead Transitions using invariants and state equation in 1756 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2825 ms. Remains : 8729/8729 places, 29700/29700 transitions.
[2023-03-20 21:18:56] [INFO ] Flatten gal took : 648 ms
[2023-03-20 21:18:56] [INFO ] Flatten gal took : 692 ms
[2023-03-20 21:18:57] [INFO ] Input system was already deterministic with 29700 transitions.
Starting structural reductions in LTL mode, iteration 0 : 8729/8729 places, 29700/29700 transitions.
Applied a total of 0 rules in 969 ms. Remains 8729 /8729 variables (removed 0) and now considering 29700/29700 (removed 0) transitions.
[2023-03-20 21:18:59] [INFO ] Flow matrix only has 17308 transitions (discarded 12392 similar events)
[2023-03-20 21:18:59] [INFO ] Invariant cache hit.
[2023-03-20 21:18:59] [INFO ] Dead Transitions using invariants and state equation in 872 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1846 ms. Remains : 8729/8729 places, 29700/29700 transitions.
[2023-03-20 21:19:00] [INFO ] Flatten gal took : 609 ms
[2023-03-20 21:19:01] [INFO ] Flatten gal took : 721 ms
[2023-03-20 21:19:02] [INFO ] Input system was already deterministic with 29700 transitions.
Starting structural reductions in LTL mode, iteration 0 : 8729/8729 places, 29700/29700 transitions.
Applied a total of 0 rules in 1194 ms. Remains 8729 /8729 variables (removed 0) and now considering 29700/29700 (removed 0) transitions.
[2023-03-20 21:19:03] [INFO ] Flow matrix only has 17308 transitions (discarded 12392 similar events)
[2023-03-20 21:19:03] [INFO ] Invariant cache hit.
[2023-03-20 21:19:04] [INFO ] Dead Transitions using invariants and state equation in 900 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2098 ms. Remains : 8729/8729 places, 29700/29700 transitions.
[2023-03-20 21:19:05] [INFO ] Flatten gal took : 591 ms
[2023-03-20 21:19:06] [INFO ] Flatten gal took : 665 ms
[2023-03-20 21:19:07] [INFO ] Input system was already deterministic with 29700 transitions.
Starting structural reductions in LTL mode, iteration 0 : 8729/8729 places, 29700/29700 transitions.
Applied a total of 0 rules in 457 ms. Remains 8729 /8729 variables (removed 0) and now considering 29700/29700 (removed 0) transitions.
[2023-03-20 21:19:07] [INFO ] Flow matrix only has 17308 transitions (discarded 12392 similar events)
[2023-03-20 21:19:07] [INFO ] Invariant cache hit.
[2023-03-20 21:19:08] [INFO ] Dead Transitions using invariants and state equation in 867 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1327 ms. Remains : 8729/8729 places, 29700/29700 transitions.
[2023-03-20 21:19:09] [INFO ] Flatten gal took : 595 ms
[2023-03-20 21:19:09] [INFO ] Flatten gal took : 676 ms
[2023-03-20 21:19:11] [INFO ] Input system was already deterministic with 29700 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 8729/8729 places, 29700/29700 transitions.
Performed 24 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 24 Pre rules applied. Total rules applied 0 place count 8729 transition count 29676
Deduced a syphon composed of 24 places in 16 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 0 with 48 rules applied. Total rules applied 48 place count 8705 transition count 29676
Applied a total of 48 rules in 664 ms. Remains 8705 /8729 variables (removed 24) and now considering 29676/29700 (removed 24) transitions.
[2023-03-20 21:19:11] [INFO ] Flow matrix only has 17284 transitions (discarded 12392 similar events)
// Phase 1: matrix 17284 rows 8705 cols
[2023-03-20 21:19:12] [INFO ] Computed 8 place invariants in 769 ms
[2023-03-20 21:19:13] [INFO ] Dead Transitions using invariants and state equation in 1686 ms found 0 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 2352 ms. Remains : 8705/8729 places, 29676/29700 transitions.
[2023-03-20 21:19:14] [INFO ] Flatten gal took : 597 ms
[2023-03-20 21:19:14] [INFO ] Flatten gal took : 682 ms
[2023-03-20 21:19:15] [INFO ] Input system was already deterministic with 29676 transitions.
Starting structural reductions in LTL mode, iteration 0 : 8729/8729 places, 29700/29700 transitions.
Applied a total of 0 rules in 666 ms. Remains 8729 /8729 variables (removed 0) and now considering 29700/29700 (removed 0) transitions.
[2023-03-20 21:19:16] [INFO ] Flow matrix only has 17308 transitions (discarded 12392 similar events)
// Phase 1: matrix 17308 rows 8729 cols
[2023-03-20 21:19:17] [INFO ] Computed 8 place invariants in 651 ms
[2023-03-20 21:19:18] [INFO ] Dead Transitions using invariants and state equation in 1613 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2282 ms. Remains : 8729/8729 places, 29700/29700 transitions.
[2023-03-20 21:19:18] [INFO ] Flatten gal took : 592 ms
[2023-03-20 21:19:19] [INFO ] Flatten gal took : 686 ms
[2023-03-20 21:19:20] [INFO ] Input system was already deterministic with 29700 transitions.
Starting structural reductions in LTL mode, iteration 0 : 8729/8729 places, 29700/29700 transitions.
Applied a total of 0 rules in 987 ms. Remains 8729 /8729 variables (removed 0) and now considering 29700/29700 (removed 0) transitions.
[2023-03-20 21:19:21] [INFO ] Flow matrix only has 17308 transitions (discarded 12392 similar events)
[2023-03-20 21:19:21] [INFO ] Invariant cache hit.
[2023-03-20 21:19:22] [INFO ] Dead Transitions using invariants and state equation in 975 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1970 ms. Remains : 8729/8729 places, 29700/29700 transitions.
[2023-03-20 21:19:23] [INFO ] Flatten gal took : 590 ms
[2023-03-20 21:19:24] [INFO ] Flatten gal took : 669 ms
[2023-03-20 21:19:25] [INFO ] Input system was already deterministic with 29700 transitions.
Starting structural reductions in LTL mode, iteration 0 : 8729/8729 places, 29700/29700 transitions.
Applied a total of 0 rules in 1116 ms. Remains 8729 /8729 variables (removed 0) and now considering 29700/29700 (removed 0) transitions.
[2023-03-20 21:19:26] [INFO ] Flow matrix only has 17308 transitions (discarded 12392 similar events)
[2023-03-20 21:19:26] [INFO ] Invariant cache hit.
[2023-03-20 21:19:27] [INFO ] Dead Transitions using invariants and state equation in 924 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2052 ms. Remains : 8729/8729 places, 29700/29700 transitions.
[2023-03-20 21:19:28] [INFO ] Flatten gal took : 595 ms
[2023-03-20 21:19:28] [INFO ] Flatten gal took : 665 ms
[2023-03-20 21:19:29] [INFO ] Input system was already deterministic with 29700 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 8729/8729 places, 29700/29700 transitions.
Applied a total of 0 rules in 1123 ms. Remains 8729 /8729 variables (removed 0) and now considering 29700/29700 (removed 0) transitions.
[2023-03-20 21:19:31] [INFO ] Flow matrix only has 17308 transitions (discarded 12392 similar events)
[2023-03-20 21:19:31] [INFO ] Invariant cache hit.
[2023-03-20 21:19:31] [INFO ] Dead Transitions using invariants and state equation in 954 ms found 0 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 2080 ms. Remains : 8729/8729 places, 29700/29700 transitions.
[2023-03-20 21:19:32] [INFO ] Flatten gal took : 589 ms
[2023-03-20 21:19:33] [INFO ] Flatten gal took : 667 ms
[2023-03-20 21:19:34] [INFO ] Input system was already deterministic with 29700 transitions.
[2023-03-20 21:19:35] [INFO ] Flatten gal took : 650 ms
[2023-03-20 21:19:35] [INFO ] Flatten gal took : 670 ms
[2023-03-20 21:19:35] [INFO ] Export to MCC of 9 properties in file /home/mcc/execution/CTLCardinality.sr.xml took 8 ms.
[2023-03-20 21:19:36] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 8729 places, 29700 transitions and 110142 arcs took 93 ms.
Total runtime 149572 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-sym model.pnml --lace-workers=4 --vset=lddmc --saturation=sat -rbs,w2W,ru,hf --sylvan-sizes=20,28,20,28 --ctl=/tmp/546/ctl_0_ --ctl=/tmp/546/ctl_1_ --ctl=/tmp/546/ctl_2_ --ctl=/tmp/546/ctl_3_ --ctl=/tmp/546/ctl_4_ --ctl=/tmp/546/ctl_5_ --ctl=/tmp/546/ctl_6_ --ctl=/tmp/546/ctl_7_ --ctl=/tmp/546/ctl_8_ --mu-par --mu-opt
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 560056 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16073440 kB

BK_TIME_CONFINEMENT_REACHED

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination CTLCardinality -timeout 360 -rebuildPNML
mcc2023

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="VehicularWifi-COL-none"
export BK_EXAMINATION="CTLCardinality"
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 VehicularWifi-COL-none, examination is CTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r489-tall-167912707901233"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/VehicularWifi-COL-none.tgz
mv VehicularWifi-COL-none execution
cd execution
if [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "UpperBounds" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] || [ "CTLCardinality" = "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 [ "CTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLCardinality" != "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 "CTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "CTLCardinality.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 '' CTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLCardinality"
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 ;