Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2023-input.r041-tajo-167813694200079.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2023-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is BridgeAndVehicles-COL-V50P20N20, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r041-tajo-167813694200079
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 520K
-rw-r--r-- 1 mcc users 8.0K Feb 25 12:20 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K Feb 25 12:20 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Feb 25 12:18 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K Feb 25 12:18 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.5K Feb 25 15:36 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 15:36 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Feb 25 15:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 15:36 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Feb 25 12:50 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 128K Feb 25 12:50 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Feb 25 12:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 84K Feb 25 12:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Feb 25 15:36 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 15:36 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 equiv_pt
-rw-r--r-- 1 mcc users 10 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 42K Mar 5 18:22 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-00
FORMULA_NAME BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-01
FORMULA_NAME BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-02
FORMULA_NAME BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-03
FORMULA_NAME BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-04
FORMULA_NAME BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-05
FORMULA_NAME BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-06
FORMULA_NAME BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-07
FORMULA_NAME BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-08
FORMULA_NAME BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-09
FORMULA_NAME BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-10
FORMULA_NAME BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-11
FORMULA_NAME BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-12
FORMULA_NAME BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-13
FORMULA_NAME BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-14
FORMULA_NAME BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1678605433864

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=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-COL-V50P20N20
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-12 07:17:16] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2023-03-12 07:17:16] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-12 07:17:16] [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.
[2023-03-12 07:17:16] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-12 07:17:17] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 692 ms
[2023-03-12 07:17:17] [INFO ] Imported 15 HL places and 11 HL transitions for a total of 138 PT places and 218878.0 transition bindings in 22 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 19 ms.
Working with output stream class java.io.PrintStream
FORMULA BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-12 07:17:17] [INFO ] Built PT skeleton of HLPN with 15 places and 11 transitions 56 arcs in 18 ms.
[2023-03-12 07:17:17] [INFO ] Skeletonized 15 HLPN properties in 1 ms.
Remains 3 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
Computed a total of 9 stabilizing places and 6 stable transitions
Graph (complete) has 22 edges and 12 vertex of which 10 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
Incomplete random walk after 100000 steps, including 2 resets, run finished after 293 ms. (steps per millisecond=341 ) properties (out of 5) seen :4
Running SMT prover for 1 properties.
// Phase 1: matrix 10 rows 12 cols
[2023-03-12 07:17:17] [INFO ] Computed 4 place invariants in 3 ms
[2023-03-12 07:17:17] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2023-03-12 07:17:17] [INFO ] After 18ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-12 07:17:17] [INFO ] After 44ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-12 07:17:17] [INFO ] After 236ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-12 07:17:18] [INFO ] [Nat]Absence check using 4 positive place invariants in 28 ms returned sat
[2023-03-12 07:17:18] [INFO ] After 146ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-12 07:17:18] [INFO ] After 206ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 60 ms.
[2023-03-12 07:17:18] [INFO ] After 448ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2023-03-12 07:17:18] [INFO ] Invariant property BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-00 is trivially false : it is not verified in initial state.
[2023-03-12 07:17:18] [INFO ] Flatten gal took : 15 ms
[2023-03-12 07:17:18] [INFO ] Flatten gal took : 2 ms
Arc [1:1*[(MOD (ADD $cA 1) 51)]] contains successor/predecessor on variables of sort voitureA
Arc [6:1*[(MOD (ADD (MOD (MINUS $cB 1) 51) 51) 51)]] contains successor/predecessor on variables of sort voitureB
Arc [13:1*[(MOD (ADD $cpt 1) 21)]] contains successor/predecessor on variables of sort compteur
Arc [14:1*[(MOD (ADD $s 1) 2)]] contains successor/predecessor on variables of sort sens
[2023-03-12 07:17:18] [INFO ] Unfolded HLPN to a Petri net with 138 places and 2348 transitions 18090 arcs in 183 ms.
[2023-03-12 07:17:18] [INFO ] Unfolded 15 HLPN properties in 26 ms.
FORMULA BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 23 resets, run finished after 1973 ms. (steps per millisecond=5 ) properties (out of 14) seen :8
FORMULA BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10000 steps, including 7 resets, run finished after 1102 ms. (steps per millisecond=9 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10000 steps, including 10 resets, run finished after 1236 ms. (steps per millisecond=8 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 401 ms. (steps per millisecond=24 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10000 steps, including 9 resets, run finished after 1411 ms. (steps per millisecond=7 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 1607 ms. (steps per millisecond=6 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 1348 ms. (steps per millisecond=7 ) properties (out of 6) seen :0
Running SMT prover for 6 properties.
[2023-03-12 07:17:28] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
// Phase 1: matrix 290 rows 138 cols
[2023-03-12 07:17:28] [INFO ] Computed 7 place invariants in 14 ms
[2023-03-12 07:17:34] [INFO ] [Real]Absence check using 7 positive place invariants in 3 ms returned sat
[2023-03-12 07:17:34] [INFO ] After 421ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:6
[2023-03-12 07:17:35] [INFO ] [Nat]Absence check using 7 positive place invariants in 2 ms returned sat
[2023-03-12 07:17:42] [INFO ] After 7047ms SMT Verify possible using state equation in natural domain returned unsat :4 sat :2
[2023-03-12 07:17:42] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 07:17:51] [INFO ] After 8961ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :4 sat :2
[2023-03-12 07:17:59] [INFO ] After 17173ms SMT Verify possible using trap constraints in natural domain returned unsat :4 sat :2
Attempting to minimize the solution found.
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:692)
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.Application.startNoEx(Application.java:902)
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)
[2023-03-12 07:18:00] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-12 07:18:00] [INFO ] After 26125ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:6
FORMULA BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-12 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-11 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-08 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-05 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 6 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 19 ms.
Support contains 132 out of 138 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 138/138 places, 2348/2348 transitions.
Graph (complete) has 1302 edges and 138 vertex of which 136 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.10 ms
Discarding 2 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 364 ms. Remains 136 /138 variables (removed 2) and now considering 2348/2348 (removed 0) transitions.
[2023-03-12 07:18:01] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
// Phase 1: matrix 290 rows 136 cols
[2023-03-12 07:18:01] [INFO ] Computed 5 place invariants in 17 ms
[2023-03-12 07:18:02] [INFO ] Dead Transitions using invariants and state equation in 828 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1194 ms. Remains : 136/138 places, 2348/2348 transitions.
Incomplete random walk after 10000 steps, including 23 resets, run finished after 521 ms. (steps per millisecond=19 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 1161 ms. (steps per millisecond=8 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 1480 ms. (steps per millisecond=6 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 370002 steps, run timeout after 9001 ms. (steps per millisecond=41 ) properties seen :{}
Probabilistic random walk after 370002 steps, saw 98712 distinct states, run finished after 9015 ms. (steps per millisecond=41 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-12 07:18:14] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2023-03-12 07:18:14] [INFO ] Invariant cache hit.
[2023-03-12 07:18:15] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-12 07:18:19] [INFO ] After 4243ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-12 07:18:19] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-12 07:18:26] [INFO ] After 6705ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-12 07:18:26] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 07:18:33] [INFO ] After 7188ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-12 07:18:43] [INFO ] After 16514ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:692)
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.Application.startNoEx(Application.java:902)
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)
[2023-03-12 07:18:45] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-12 07:18:45] [INFO ] After 26177ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Parikh walk visited 0 properties in 13 ms.
Support contains 132 out of 136 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 136/136 places, 2348/2348 transitions.
Applied a total of 0 rules in 228 ms. Remains 136 /136 variables (removed 0) and now considering 2348/2348 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 230 ms. Remains : 136/136 places, 2348/2348 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 136/136 places, 2348/2348 transitions.
Applied a total of 0 rules in 861 ms. Remains 136 /136 variables (removed 0) and now considering 2348/2348 (removed 0) transitions.
[2023-03-12 07:18:46] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2023-03-12 07:18:46] [INFO ] Invariant cache hit.
[2023-03-12 07:18:47] [INFO ] Implicit Places using invariants in 55 ms returned []
[2023-03-12 07:18:47] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2023-03-12 07:18:47] [INFO ] Invariant cache hit.
[2023-03-12 07:18:47] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 07:18:47] [INFO ] Implicit Places using invariants and state equation in 285 ms returned [53]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 351 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 135/136 places, 2348/2348 transitions.
Applied a total of 0 rules in 231 ms. Remains 135 /135 variables (removed 0) and now considering 2348/2348 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1445 ms. Remains : 135/136 places, 2348/2348 transitions.
Incomplete random walk after 10000 steps, including 23 resets, run finished after 480 ms. (steps per millisecond=20 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 1115 ms. (steps per millisecond=8 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 1656 ms. (steps per millisecond=6 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 381133 steps, run timeout after 9001 ms. (steps per millisecond=42 ) properties seen :{}
Probabilistic random walk after 381133 steps, saw 101636 distinct states, run finished after 9014 ms. (steps per millisecond=42 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-12 07:18:59] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
// Phase 1: matrix 290 rows 135 cols
[2023-03-12 07:18:59] [INFO ] Computed 5 place invariants in 3 ms
[2023-03-12 07:19:01] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-12 07:19:07] [INFO ] After 5658ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-12 07:19:07] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-12 07:19:14] [INFO ] After 7335ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-12 07:19:14] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 07:19:21] [INFO ] After 7075ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-12 07:19:29] [INFO ] After 14106ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
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:692)
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.Application.startNoEx(Application.java:902)
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)
[2023-03-12 07:19:33] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-12 07:19:33] [INFO ] After 26691ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Parikh walk visited 0 properties in 12 ms.
Support contains 132 out of 135 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 135/135 places, 2348/2348 transitions.
Applied a total of 0 rules in 214 ms. Remains 135 /135 variables (removed 0) and now considering 2348/2348 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 214 ms. Remains : 135/135 places, 2348/2348 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 135/135 places, 2348/2348 transitions.
Applied a total of 0 rules in 219 ms. Remains 135 /135 variables (removed 0) and now considering 2348/2348 (removed 0) transitions.
[2023-03-12 07:19:34] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2023-03-12 07:19:34] [INFO ] Invariant cache hit.
[2023-03-12 07:19:34] [INFO ] Implicit Places using invariants in 67 ms returned []
[2023-03-12 07:19:34] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2023-03-12 07:19:34] [INFO ] Invariant cache hit.
[2023-03-12 07:19:34] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 07:19:34] [INFO ] Implicit Places using invariants and state equation in 155 ms returned []
Implicit Place search using SMT with State Equation took 224 ms to find 0 implicit places.
[2023-03-12 07:19:34] [INFO ] Redundant transitions in 123 ms returned []
[2023-03-12 07:19:34] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2023-03-12 07:19:34] [INFO ] Invariant cache hit.
[2023-03-12 07:19:35] [INFO ] Dead Transitions using invariants and state equation in 917 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1494 ms. Remains : 135/135 places, 2348/2348 transitions.
Ensure Unique test removed 2058 transitions
Reduce isomorphic transitions removed 2058 transitions.
Iterating post reduction 0 with 2058 rules applied. Total rules applied 2058 place count 135 transition count 290
Applied a total of 2058 rules in 8 ms. Remains 135 /135 variables (removed 0) and now considering 290/2348 (removed 2058) transitions.
Running SMT prover for 2 properties.
[2023-03-12 07:19:35] [INFO ] Invariant cache hit.
[2023-03-12 07:19:36] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-12 07:19:40] [INFO ] After 3320ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-12 07:19:40] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-12 07:19:49] [INFO ] After 9398ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-12 07:19:58] [INFO ] After 18435ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 9345 ms.
[2023-03-12 07:20:07] [INFO ] After 27926ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2023-03-12 07:20:08] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 55 ms.
[2023-03-12 07:20:08] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 135 places, 2348 transitions and 17987 arcs took 42 ms.
[2023-03-12 07:20:08] [INFO ] Flatten gal took : 443 ms
Total runtime 172330 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 --inv-bin-par --invariant=/tmp/540/inv_0_ --invariant=/tmp/540/inv_1_ --inv-par
FORMULA BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-04 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-14 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN

BK_STOP 1678606897402

--------------------
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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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 ReachabilityFireability -timeout 360 -rebuildPNML
mcc2023
rfs formula name BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-04
rfs formula type EF
rfs formula formula --invariant=/tmp/540/inv_0_
rfs formula name BridgeAndVehicles-COL-V50P20N20-ReachabilityFireability-14
rfs formula type EF
rfs formula formula --invariant=/tmp/540/inv_1_
pnml2lts-sym: Exploration order is bfs-prev
pnml2lts-sym: Saturation strategy is sat
pnml2lts-sym: Guided search strategy is unguided
pnml2lts-sym: Attractor strategy is default
pnml2lts-sym: opening model.pnml
pnml2lts-sym: Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-sym: Petri net has 135 places, 2348 transitions and 17987 arcs
pnml2lts-sym: Petri net BridgeAndVehicles_COL_V50P20N20_unf analyzed
pnml2lts-sym: There are no safe places
pnml2lts-sym: Loading Petri net took 0.040 real 0.020 user 0.010 sys
pnml2lts-sym: Initializing regrouping layer
pnml2lts-sym: Regroup specification: bs,w2W,ru,hf
pnml2lts-sym: Regroup Boost's Sloan
pnml2lts-sym: Regroup over-approximate must-write to may-write
pnml2lts-sym: Regroup Row sUbsume
pnml2lts-sym: Reqroup Horizontal Flip
pnml2lts-sym: Regrouping: 2348->2246 groups
pnml2lts-sym: Regrouping took 2.140 real 2.130 user 0.000 sys
pnml2lts-sym: state vector length is 135; there are 2246 groups
pnml2lts-sym: Creating a multi-core ListDD domain.
pnml2lts-sym: Sylvan allocates 15.000 GB virtual memory for nodes table and operation cache.
pnml2lts-sym: Initial nodes table and operation cache requires 60.00 MB.
pnml2lts-sym: Using GBgetTransitionsShortR2W as next-state function
pnml2lts-sym: got initial state
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: Exploration took 87550242 group checks and 0 next state calls
pnml2lts-sym: reachability took 1258.840 real 5001.760 user 16.430 sys
pnml2lts-sym: counting visited states...
pnml2lts-sym: counting took 0.050 real 0.180 user 0.000 sys
pnml2lts-sym: state space has 896290210 states, 95204 nodes
pnml2lts-sym: group_next: 46845 nodes total
pnml2lts-sym: group_explored: 165639 nodes, 311093 short vectors total
pnml2lts-sym: max token count: 50

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="BridgeAndVehicles-COL-V50P20N20"
export BK_EXAMINATION="ReachabilityFireability"
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 BridgeAndVehicles-COL-V50P20N20, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r041-tajo-167813694200079"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-COL-V50P20N20.tgz
mv BridgeAndVehicles-COL-V50P20N20 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;