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-167813694100031.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-V20P10N20, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r041-tajo-167813694100031
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 584K
-rw-r--r-- 1 mcc users 9.4K Feb 25 12:12 CTLCardinality.txt
-rw-r--r-- 1 mcc users 98K Feb 25 12:12 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.6K Feb 25 12:10 CTLFireability.txt
-rw-r--r-- 1 mcc users 61K Feb 25 12:10 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 4.1K Feb 25 15:35 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 15:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Feb 25 15:35 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 15:35 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Feb 25 12:27 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 132K Feb 25 12:27 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Feb 25 12:25 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 103K Feb 25 12:25 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Feb 25 15:35 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Feb 25 15:35 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 40K 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-V20P10N20-ReachabilityFireability-00
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-01
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-02
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-03
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-04
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-05
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-06
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-07
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-08
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-09
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-10
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-11
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-12
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-13
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-14
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1678602300906

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-V20P10N20
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-12 06:25:02] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2023-03-12 06:25:02] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-12 06:25:02] [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 06:25:02] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-12 06:25:03] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 424 ms
[2023-03-12 06:25:03] [INFO ] Imported 15 HL places and 11 HL transitions for a total of 78 PT places and 37258.0 transition bindings in 17 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 18 ms.
Working with output stream class java.io.PrintStream
FORMULA BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-12 06:25:03] [INFO ] Built PT skeleton of HLPN with 15 places and 11 transitions 56 arcs in 4 ms.
[2023-03-12 06:25:03] [INFO ] Skeletonized 12 HLPN properties in 1 ms.
Remains 1 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.
[2023-03-12 06:25:03] [INFO ] Invariant property BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-12 is trivially false : it is not verified in initial state.
[2023-03-12 06:25:03] [INFO ] Flatten gal took : 12 ms
[2023-03-12 06:25:03] [INFO ] Flatten gal took : 2 ms
Arc [13:1*[(MOD (ADD $cpt 1) 21)]] contains successor/predecessor on variables of sort compteur
Arc [1:1*[(MOD (ADD $cA 1) 21)]] contains successor/predecessor on variables of sort voitureA
Arc [6:1*[(MOD (ADD (MOD (MINUS $cB 1) 21) 21) 21)]] contains successor/predecessor on variables of sort voitureB
Arc [14:1*[(MOD (ADD $s 1) 2)]] contains successor/predecessor on variables of sort sens
[2023-03-12 06:25:03] [INFO ] Unfolded HLPN to a Petri net with 78 places and 968 transitions 7350 arcs in 47 ms.
[2023-03-12 06:25:03] [INFO ] Unfolded 12 HLPN properties in 2 ms.
Initial state reduction rules removed 1 formulas.
FORMULA BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 57 resets, run finished after 760 ms. (steps per millisecond=13 ) properties (out of 11) seen :4
FORMULA BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10000 steps, including 23 resets, run finished after 758 ms. (steps per millisecond=13 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 1052 ms. (steps per millisecond=9 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 23 resets, run finished after 1034 ms. (steps per millisecond=9 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 26 resets, run finished after 724 ms. (steps per millisecond=13 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 23 resets, run finished after 917 ms. (steps per millisecond=10 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 22 resets, run finished after 580 ms. (steps per millisecond=17 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 25 resets, run finished after 1793 ms. (steps per millisecond=5 ) properties (out of 7) seen :0
Running SMT prover for 7 properties.
[2023-03-12 06:25:11] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 78 cols
[2023-03-12 06:25:11] [INFO ] Computed 7 place invariants in 9 ms
[2023-03-12 06:25:15] [INFO ] [Real]Absence check using 7 positive place invariants in 4 ms returned sat
[2023-03-12 06:25:15] [INFO ] After 721ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:6
[2023-03-12 06:25:15] [INFO ] [Nat]Absence check using 7 positive place invariants in 3 ms returned sat
[2023-03-12 06:25:24] [INFO ] After 8581ms SMT Verify possible using state equation in natural domain returned unsat :2 sat :5
[2023-03-12 06:25:24] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 06:25:33] [INFO ] After 8422ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :2 sat :5
[2023-03-12 06:25:35] [INFO ] Deduced a trap composed of 5 places in 160 ms of which 19 ms to minimize.
[2023-03-12 06:25:35] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 218 ms
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.refineResultsWithTraps(DeadlockTester.java:722)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.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 06:25:41] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-12 06:25:41] [INFO ] After 25640ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :0 real:6
FORMULA BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-11 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-00 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 7 Parikh solutions to 5 different solutions.
Parikh walk visited 0 properties in 63 ms.
Support contains 75 out of 78 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 78/78 places, 968/968 transitions.
Graph (complete) has 642 edges and 78 vertex of which 76 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.5 ms
Discarding 2 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 111 ms. Remains 76 /78 variables (removed 2) and now considering 968/968 (removed 0) transitions.
[2023-03-12 06:25:41] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 76 cols
[2023-03-12 06:25:41] [INFO ] Computed 5 place invariants in 15 ms
[2023-03-12 06:25:41] [INFO ] Dead Transitions using invariants and state equation in 439 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 556 ms. Remains : 76/78 places, 968/968 transitions.
Incomplete random walk after 10000 steps, including 57 resets, run finished after 571 ms. (steps per millisecond=17 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 1396 ms. (steps per millisecond=7 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 22 resets, run finished after 1244 ms. (steps per millisecond=8 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 26 resets, run finished after 427 ms. (steps per millisecond=23 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 23 resets, run finished after 971 ms. (steps per millisecond=10 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 21 resets, run finished after 467 ms. (steps per millisecond=21 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 1037017 steps, run timeout after 15001 ms. (steps per millisecond=69 ) properties seen :{2=1}
Probabilistic random walk after 1037017 steps, saw 251184 distinct states, run finished after 15003 ms. (steps per millisecond=69 ) properties seen :1
FORMULA BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-04 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
Running SMT prover for 4 properties.
[2023-03-12 06:26:01] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 06:26:01] [INFO ] Invariant cache hit.
[2023-03-12 06:26:04] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-12 06:26:04] [INFO ] After 589ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-12 06:26:04] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-12 06:26:12] [INFO ] After 7826ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-12 06:26:12] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 06:26:20] [INFO ] After 7365ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-12 06:26:27] [INFO ] After 14878ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 1616 ms.
[2023-03-12 06:26:29] [INFO ] After 25017ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 31 ms.
Support contains 75 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 968/968 transitions.
Applied a total of 0 rules in 54 ms. Remains 76 /76 variables (removed 0) and now considering 968/968 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55 ms. Remains : 76/76 places, 968/968 transitions.
Incomplete random walk after 10000 steps, including 57 resets, run finished after 420 ms. (steps per millisecond=23 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 1120 ms. (steps per millisecond=8 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 23 resets, run finished after 1032 ms. (steps per millisecond=9 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 23 resets, run finished after 832 ms. (steps per millisecond=12 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 21 resets, run finished after 434 ms. (steps per millisecond=23 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 682930 steps, run timeout after 9001 ms. (steps per millisecond=75 ) properties seen :{}
Probabilistic random walk after 682930 steps, saw 168476 distinct states, run finished after 9002 ms. (steps per millisecond=75 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-12 06:26:42] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 06:26:42] [INFO ] Invariant cache hit.
[2023-03-12 06:26:44] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 06:26:44] [INFO ] After 574ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-12 06:26:44] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-12 06:26:53] [INFO ] After 8024ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-12 06:26:53] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 06:27:00] [INFO ] After 7449ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-12 06:27:07] [INFO ] After 14275ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 2077 ms.
[2023-03-12 06:27:09] [INFO ] After 25020ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 31 ms.
Support contains 75 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 968/968 transitions.
Applied a total of 0 rules in 44 ms. Remains 76 /76 variables (removed 0) and now considering 968/968 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45 ms. Remains : 76/76 places, 968/968 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 968/968 transitions.
Applied a total of 0 rules in 41 ms. Remains 76 /76 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2023-03-12 06:27:09] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 06:27:09] [INFO ] Invariant cache hit.
[2023-03-12 06:27:09] [INFO ] Implicit Places using invariants in 165 ms returned []
[2023-03-12 06:27:09] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 06:27:09] [INFO ] Invariant cache hit.
[2023-03-12 06:27:09] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 06:27:09] [INFO ] Implicit Places using invariants and state equation in 159 ms returned [47]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 330 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 75/76 places, 968/968 transitions.
Applied a total of 0 rules in 57 ms. Remains 75 /75 variables (removed 0) and now considering 968/968 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 430 ms. Remains : 75/76 places, 968/968 transitions.
Incomplete random walk after 10000 steps, including 57 resets, run finished after 437 ms. (steps per millisecond=22 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 1213 ms. (steps per millisecond=8 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 23 resets, run finished after 1157 ms. (steps per millisecond=8 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 23 resets, run finished after 978 ms. (steps per millisecond=10 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 21 resets, run finished after 427 ms. (steps per millisecond=23 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 923620 steps, run timeout after 12001 ms. (steps per millisecond=76 ) properties seen :{}
Probabilistic random walk after 923620 steps, saw 225695 distinct states, run finished after 12001 ms. (steps per millisecond=76 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-12 06:27:26] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 75 cols
[2023-03-12 06:27:26] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-12 06:27:27] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-12 06:27:28] [INFO ] After 495ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-12 06:27:28] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 06:27:36] [INFO ] After 7352ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-12 06:27:36] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 06:27:43] [INFO ] After 7081ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-12 06:27:45] [INFO ] Deduced a trap composed of 5 places in 123 ms of which 2 ms to minimize.
[2023-03-12 06:27:45] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 150 ms
[2023-03-12 06:27:50] [INFO ] After 14235ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 2582 ms.
[2023-03-12 06:27:53] [INFO ] After 25015ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 66 ms.
Support contains 75 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 968/968 transitions.
Applied a total of 0 rules in 50 ms. Remains 75 /75 variables (removed 0) and now considering 968/968 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 51 ms. Remains : 75/75 places, 968/968 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 968/968 transitions.
Applied a total of 0 rules in 54 ms. Remains 75 /75 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2023-03-12 06:27:53] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 06:27:53] [INFO ] Invariant cache hit.
[2023-03-12 06:27:53] [INFO ] Implicit Places using invariants in 53 ms returned []
[2023-03-12 06:27:53] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 06:27:53] [INFO ] Invariant cache hit.
[2023-03-12 06:27:53] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 06:27:53] [INFO ] Implicit Places using invariants and state equation in 121 ms returned []
Implicit Place search using SMT with State Equation took 188 ms to find 0 implicit places.
[2023-03-12 06:27:53] [INFO ] Redundant transitions in 60 ms returned []
[2023-03-12 06:27:53] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 06:27:53] [INFO ] Invariant cache hit.
[2023-03-12 06:27:53] [INFO ] Dead Transitions using invariants and state equation in 347 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 661 ms. Remains : 75/75 places, 968/968 transitions.
Ensure Unique test removed 798 transitions
Reduce isomorphic transitions removed 798 transitions.
Iterating post reduction 0 with 798 rules applied. Total rules applied 798 place count 75 transition count 170
Applied a total of 798 rules in 4 ms. Remains 75 /75 variables (removed 0) and now considering 170/968 (removed 798) transitions.
Running SMT prover for 4 properties.
[2023-03-12 06:27:53] [INFO ] Invariant cache hit.
[2023-03-12 06:27:55] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 06:27:55] [INFO ] After 533ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-12 06:27:56] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 06:28:04] [INFO ] After 7900ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-12 06:28:12] [INFO ] After 15688ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 7964 ms.
[2023-03-12 06:28:20] [INFO ] After 24297ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
[2023-03-12 06:28:20] [INFO ] Export to MCC of 4 properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 55 ms.
[2023-03-12 06:28:20] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 75 places, 968 transitions and 7307 arcs took 8 ms.
[2023-03-12 06:28:20] [INFO ] Flatten gal took : 119 ms
Total runtime 198002 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/539/inv_0_ --invariant=/tmp/539/inv_1_ --invariant=/tmp/539/inv_2_ --invariant=/tmp/539/inv_3_ --inv-par
FORMULA BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-01 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-03 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-06 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-07 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN

BK_STOP 1678602562652

--------------------
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 ReachabilityFireability -timeout 360 -rebuildPNML
mcc2023
rfs formula name BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-01
rfs formula type AG
rfs formula formula --invariant=/tmp/539/inv_0_
rfs formula name BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-03
rfs formula type AG
rfs formula formula --invariant=/tmp/539/inv_1_
rfs formula name BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-06
rfs formula type AG
rfs formula formula --invariant=/tmp/539/inv_2_
rfs formula name BridgeAndVehicles-COL-V20P10N20-ReachabilityFireability-07
rfs formula type EF
rfs formula formula --invariant=/tmp/539/inv_3_
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 75 places, 968 transitions and 7307 arcs
pnml2lts-sym: Petri net BridgeAndVehicles_COL_V20P10N20_unf analyzed
pnml2lts-sym: There are no safe places
pnml2lts-sym: Loading Petri net took 0.010 real 0.020 user 0.000 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: 968->926 groups
pnml2lts-sym: Regrouping took 0.470 real 0.480 user 0.000 sys
pnml2lts-sym: state vector length is 75; there are 926 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: Exploration took 5198339 group checks and 0 next state calls
pnml2lts-sym: reachability took 49.170 real 194.750 user 1.330 sys
pnml2lts-sym: counting visited states...
pnml2lts-sym: counting took 0.010 real 0.020 user 0.000 sys
pnml2lts-sym: state space has 9076326 states, 26388 nodes
pnml2lts-sym: group_next: 14097 nodes total
pnml2lts-sym: group_explored: 25079 nodes, 42371 short vectors total
pnml2lts-sym: max token count: 20

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-V20P10N20"
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-V20P10N20, 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-167813694100031"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-COL-V20P10N20.tgz
mv BridgeAndVehicles-COL-V20P10N20 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 ;