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-167813694300127.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-V80P20N20, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r041-tajo-167813694300127
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 552K
-rw-r--r-- 1 mcc users 6.7K Feb 25 12:34 CTLCardinality.txt
-rw-r--r-- 1 mcc users 61K Feb 25 12:34 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.8K Feb 25 12:30 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K Feb 25 12:30 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 4.2K Feb 25 15:36 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K 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 20K Feb 25 15:36 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Feb 25 13:13 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 144K Feb 25 13:13 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Feb 25 13:07 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 93K Feb 25 13:07 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 45K 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-V80P20N20-ReachabilityFireability-00
FORMULA_NAME BridgeAndVehicles-COL-V80P20N20-ReachabilityFireability-01
FORMULA_NAME BridgeAndVehicles-COL-V80P20N20-ReachabilityFireability-02
FORMULA_NAME BridgeAndVehicles-COL-V80P20N20-ReachabilityFireability-03
FORMULA_NAME BridgeAndVehicles-COL-V80P20N20-ReachabilityFireability-04
FORMULA_NAME BridgeAndVehicles-COL-V80P20N20-ReachabilityFireability-05
FORMULA_NAME BridgeAndVehicles-COL-V80P20N20-ReachabilityFireability-06
FORMULA_NAME BridgeAndVehicles-COL-V80P20N20-ReachabilityFireability-07
FORMULA_NAME BridgeAndVehicles-COL-V80P20N20-ReachabilityFireability-08
FORMULA_NAME BridgeAndVehicles-COL-V80P20N20-ReachabilityFireability-09
FORMULA_NAME BridgeAndVehicles-COL-V80P20N20-ReachabilityFireability-10
FORMULA_NAME BridgeAndVehicles-COL-V80P20N20-ReachabilityFireability-11
FORMULA_NAME BridgeAndVehicles-COL-V80P20N20-ReachabilityFireability-12
FORMULA_NAME BridgeAndVehicles-COL-V80P20N20-ReachabilityFireability-13
FORMULA_NAME BridgeAndVehicles-COL-V80P20N20-ReachabilityFireability-14
FORMULA_NAME BridgeAndVehicles-COL-V80P20N20-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1678609528251

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-V80P20N20
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-12 08:25:30] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2023-03-12 08:25:30] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-12 08:25:30] [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 08:25:31] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-12 08:25:31] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 801 ms
[2023-03-12 08:25:31] [INFO ] Imported 15 HL places and 11 HL transitions for a total of 198 PT places and 551698.0 transition bindings in 42 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 39 ms.
Working with output stream class java.io.PrintStream
[2023-03-12 08:25:31] [INFO ] Built PT skeleton of HLPN with 15 places and 11 transitions 56 arcs in 13 ms.
[2023-03-12 08:25:31] [INFO ] Skeletonized 16 HLPN properties in 0 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 08:25:31] [INFO ] Flatten gal took : 26 ms
[2023-03-12 08:25:31] [INFO ] Flatten gal took : 1 ms
Arc [1:1*[(MOD (ADD $cA 1) 81)]] contains successor/predecessor on variables of sort voitureA
Arc [6:1*[(MOD (ADD (MOD (MINUS $cB 1) 81) 81) 81)]] 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 08:25:31] [INFO ] Unfolded HLPN to a Petri net with 198 places and 3728 transitions 28830 arcs in 214 ms.
[2023-03-12 08:25:31] [INFO ] Unfolded 16 HLPN properties in 8 ms.
Initial state reduction rules removed 2 formulas.
FORMULA BridgeAndVehicles-COL-V80P20N20-ReachabilityFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V80P20N20-ReachabilityFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V80P20N20-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 14 resets, run finished after 3328 ms. (steps per millisecond=3 ) properties (out of 13) seen :6
FORMULA BridgeAndVehicles-COL-V80P20N20-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V80P20N20-ReachabilityFireability-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V80P20N20-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V80P20N20-ReachabilityFireability-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V80P20N20-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V80P20N20-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10000 steps, including 6 resets, run finished after 2371 ms. (steps per millisecond=4 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 1054 ms. (steps per millisecond=9 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 6 resets, run finished after 3770 ms. (steps per millisecond=2 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 5 resets, run finished after 3121 ms. (steps per millisecond=3 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 2956 ms. (steps per millisecond=3 ) properties (out of 7) seen :1
FORMULA BridgeAndVehicles-COL-V80P20N20-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Interrupted Best-First random walk after 8612 steps, including 5 resets, run timeout after 5003 ms. (steps per millisecond=1 ) properties seen 0
Running SMT prover for 6 properties.
[2023-03-12 08:25:54] [INFO ] Flow matrix only has 410 transitions (discarded 3318 similar events)
// Phase 1: matrix 410 rows 198 cols
[2023-03-12 08:25:54] [INFO ] Computed 7 place invariants in 26 ms
[2023-03-12 08:26:17] [INFO ] [Real]Absence check using 7 positive place invariants in 7 ms returned sat
[2023-03-12 08:26:17] [INFO ] After 2595ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:5
[2023-03-12 08:26:18] [INFO ] [Nat]Absence check using 7 positive place invariants in 5 ms returned sat
[2023-03-12 08:26:42] [INFO ] After 22287ms SMT Verify possible using state equation in natural domain returned unsat :5 sat :1
[2023-03-12 08:26:42] [INFO ] State equation strengthened by 42 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.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:644)
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 08:26:49] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-12 08:26:49] [INFO ] After 32203ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :0 real:5
FORMULA BridgeAndVehicles-COL-V80P20N20-ReachabilityFireability-11 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-COL-V80P20N20-ReachabilityFireability-05 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-COL-V80P20N20-ReachabilityFireability-04 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-COL-V80P20N20-ReachabilityFireability-02 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-COL-V80P20N20-ReachabilityFireability-01 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 6 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 26 ms.
Support contains 192 out of 198 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 198/198 places, 3728/3728 transitions.
Graph (complete) has 1962 edges and 198 vertex of which 196 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.20 ms
Discarding 2 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 806 ms. Remains 196 /198 variables (removed 2) and now considering 3728/3728 (removed 0) transitions.
[2023-03-12 08:26:50] [INFO ] Flow matrix only has 410 transitions (discarded 3318 similar events)
// Phase 1: matrix 410 rows 196 cols
[2023-03-12 08:26:50] [INFO ] Computed 5 place invariants in 32 ms
[2023-03-12 08:26:52] [INFO ] Dead Transitions using invariants and state equation in 1795 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2606 ms. Remains : 196/198 places, 3728/3728 transitions.
Incomplete random walk after 10000 steps, including 14 resets, run finished after 785 ms. (steps per millisecond=12 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 2288 ms. (steps per millisecond=4 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 268910 steps, run timeout after 9001 ms. (steps per millisecond=29 ) properties seen :{}
Probabilistic random walk after 268910 steps, saw 72356 distinct states, run finished after 9005 ms. (steps per millisecond=29 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-12 08:27:04] [INFO ] Flow matrix only has 410 transitions (discarded 3318 similar events)
[2023-03-12 08:27:04] [INFO ] Invariant cache hit.
[2023-03-12 08:27:07] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-12 08:27:31] [INFO ] After 25048ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 2 ms.
Support contains 192 out of 196 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 196/196 places, 3728/3728 transitions.
Applied a total of 0 rules in 733 ms. Remains 196 /196 variables (removed 0) and now considering 3728/3728 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 736 ms. Remains : 196/196 places, 3728/3728 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 196/196 places, 3728/3728 transitions.
Applied a total of 0 rules in 527 ms. Remains 196 /196 variables (removed 0) and now considering 3728/3728 (removed 0) transitions.
[2023-03-12 08:27:33] [INFO ] Flow matrix only has 410 transitions (discarded 3318 similar events)
[2023-03-12 08:27:33] [INFO ] Invariant cache hit.
[2023-03-12 08:27:33] [INFO ] Implicit Places using invariants in 121 ms returned []
[2023-03-12 08:27:33] [INFO ] Flow matrix only has 410 transitions (discarded 3318 similar events)
[2023-03-12 08:27:33] [INFO ] Invariant cache hit.
[2023-03-12 08:27:33] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 08:27:33] [INFO ] Implicit Places using invariants and state equation in 537 ms returned [83, 167]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 691 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 194/196 places, 3728/3728 transitions.
Applied a total of 0 rules in 529 ms. Remains 194 /194 variables (removed 0) and now considering 3728/3728 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1755 ms. Remains : 194/196 places, 3728/3728 transitions.
Incomplete random walk after 10000 steps, including 14 resets, run finished after 830 ms. (steps per millisecond=12 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 2830 ms. (steps per millisecond=3 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 255430 steps, run timeout after 9001 ms. (steps per millisecond=28 ) properties seen :{}
Probabilistic random walk after 255430 steps, saw 68833 distinct states, run finished after 9001 ms. (steps per millisecond=28 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-12 08:27:47] [INFO ] Flow matrix only has 410 transitions (discarded 3318 similar events)
// Phase 1: matrix 410 rows 194 cols
[2023-03-12 08:27:47] [INFO ] Computed 5 place invariants in 15 ms
[2023-03-12 08:27:52] [INFO ] [Real]Absence check using 5 positive place invariants in 4 ms returned sat
[2023-03-12 08:27:52] [INFO ] After 233ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-12 08:27:52] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-12 08:28:11] [INFO ] After 19389ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-12 08:28:11] [INFO ] State equation strengthened by 42 read => feed constraints.
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:644)
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 08:28:21] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-12 08:28:21] [INFO ] After 29552ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 150 ms.
Support contains 192 out of 194 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 194/194 places, 3728/3728 transitions.
Applied a total of 0 rules in 630 ms. Remains 194 /194 variables (removed 0) and now considering 3728/3728 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 631 ms. Remains : 194/194 places, 3728/3728 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 194/194 places, 3728/3728 transitions.
Applied a total of 0 rules in 643 ms. Remains 194 /194 variables (removed 0) and now considering 3728/3728 (removed 0) transitions.
[2023-03-12 08:28:23] [INFO ] Flow matrix only has 410 transitions (discarded 3318 similar events)
[2023-03-12 08:28:23] [INFO ] Invariant cache hit.
[2023-03-12 08:28:23] [INFO ] Implicit Places using invariants in 71 ms returned []
[2023-03-12 08:28:23] [INFO ] Flow matrix only has 410 transitions (discarded 3318 similar events)
[2023-03-12 08:28:23] [INFO ] Invariant cache hit.
[2023-03-12 08:28:23] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 08:28:23] [INFO ] Implicit Places using invariants and state equation in 432 ms returned []
Implicit Place search using SMT with State Equation took 519 ms to find 0 implicit places.
[2023-03-12 08:28:24] [INFO ] Redundant transitions in 444 ms returned []
[2023-03-12 08:28:24] [INFO ] Flow matrix only has 410 transitions (discarded 3318 similar events)
[2023-03-12 08:28:24] [INFO ] Invariant cache hit.
[2023-03-12 08:28:25] [INFO ] Dead Transitions using invariants and state equation in 1674 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3377 ms. Remains : 194/194 places, 3728/3728 transitions.
Ensure Unique test removed 3318 transitions
Reduce isomorphic transitions removed 3318 transitions.
Iterating post reduction 0 with 3318 rules applied. Total rules applied 3318 place count 194 transition count 410
Applied a total of 3318 rules in 12 ms. Remains 194 /194 variables (removed 0) and now considering 410/3728 (removed 3318) transitions.
Running SMT prover for 1 properties.
[2023-03-12 08:28:26] [INFO ] Invariant cache hit.
[2023-03-12 08:28:30] [INFO ] [Real]Absence check using 5 positive place invariants in 5 ms returned sat
[2023-03-12 08:28:30] [INFO ] After 284ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-12 08:28:30] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-12 08:28:54] [INFO ] After 24185ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-12 08:29:14] [INFO ] After 43717ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 19773 ms.
[2023-03-12 08:29:34] [INFO ] After 63727ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2023-03-12 08:29:34] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 184 ms.
[2023-03-12 08:29:34] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 194 places, 3728 transitions and 28506 arcs took 43 ms.
[2023-03-12 08:29:35] [INFO ] Flatten gal took : 315 ms
Total runtime 244670 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/524/inv_0_ --inv-par
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393340 kB
MemFree: 15187508 kB
After kill :
MemTotal: 16393340 kB
MemFree: 16119936 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 ReachabilityFireability -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="BridgeAndVehicles-COL-V80P20N20"
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-V80P20N20, 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-167813694300127"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-COL-V80P20N20.tgz
mv BridgeAndVehicles-COL-V80P20N20 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 ;