Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r512-smll-171654407600429.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is Philosophers-COL-000500, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r512-smll-171654407600429
=====================================================================

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preparation of the directory to be used:
/home/mcc/execution
total 460K
-rw-r--r-- 1 mcc users 6.4K Apr 13 10:02 CTLCardinality.txt
-rw-r--r-- 1 mcc users 64K Apr 13 10:02 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Apr 13 09:16 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K Apr 13 09:16 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K Apr 23 07:43 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Apr 23 07:43 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Apr 23 07:43 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 23 07:43 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 13 11:44 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 105K Apr 13 11:44 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.5K Apr 13 10:52 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 73K Apr 13 10:52 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 23 07:43 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 23 07:43 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_pt
-rw-r--r-- 1 mcc users 7 May 18 16:43 instance
-rw-r--r-- 1 mcc users 5 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 31K May 18 16:43 model.pnml

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content from stdout:

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

The expected result is a vector of positive values
NUM_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME Philosophers-COL-000500-UpperBounds-00
FORMULA_NAME Philosophers-COL-000500-UpperBounds-01
FORMULA_NAME Philosophers-COL-000500-UpperBounds-02
FORMULA_NAME Philosophers-COL-000500-UpperBounds-03
FORMULA_NAME Philosophers-COL-000500-UpperBounds-04
FORMULA_NAME Philosophers-COL-000500-UpperBounds-05
FORMULA_NAME Philosophers-COL-000500-UpperBounds-06
FORMULA_NAME Philosophers-COL-000500-UpperBounds-07
FORMULA_NAME Philosophers-COL-000500-UpperBounds-08
FORMULA_NAME Philosophers-COL-000500-UpperBounds-09
FORMULA_NAME Philosophers-COL-000500-UpperBounds-10
FORMULA_NAME Philosophers-COL-000500-UpperBounds-11
FORMULA_NAME Philosophers-COL-000500-UpperBounds-12
FORMULA_NAME Philosophers-COL-000500-UpperBounds-13
FORMULA_NAME Philosophers-COL-000500-UpperBounds-14
FORMULA_NAME Philosophers-COL-000500-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1717314675021

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Philosophers-COL-000500
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-02 07:51:17] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-06-02 07:51:17] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-02 07:51:17] [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.
[2024-06-02 07:51:18] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-06-02 07:51:18] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1272 ms
[2024-06-02 07:51:18] [INFO ] Imported 5 HL places and 5 HL transitions for a total of 2500 PT places and 2500.0 transition bindings in 37 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 11 ms.
Reduction of identical properties reduced properties to check from 16 to 5
[2024-06-02 07:51:18] [INFO ] Built PT skeleton of HLPN with 5 places and 5 transitions 15 arcs in 8 ms.
[2024-06-02 07:51:18] [INFO ] Skeletonized 5 HLPN properties in 0 ms.
// Phase 1: matrix 5 rows 5 cols
[2024-06-02 07:51:19] [INFO ] Computed 2 invariants in 6 ms
Current structural bounds on expressions (after Invariants on skeleton) : Max Seen:[500, 0, 500, 0, 0] Max Struct:[500, 500, 500, 500, 250]
FORMULA Philosophers-COL-000500-UpperBounds-04 500 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Philosophers-COL-000500-UpperBounds-10 500 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Philosophers-COL-000500-UpperBounds-03 500 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Philosophers-COL-000500-UpperBounds-02 500 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Philosophers-COL-000500-UpperBounds-06 500 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Philosophers-COL-000500-UpperBounds-13 500 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Philosophers-COL-000500-UpperBounds-00 500 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
[2024-06-02 07:51:19] [INFO ] Invariant cache hit.
[2024-06-02 07:51:19] [INFO ] [Real]Absence check using 2 positive place invariants in 5 ms returned sat
[2024-06-02 07:51:19] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2024-06-02 07:51:19] [INFO ] Computed and/alt/rep : 3/4/3 causal constraints (skipped 0 transitions) in 6 ms.
[2024-06-02 07:51:19] [INFO ] Added : 0 causal constraints over 0 iterations in 24 ms. Result :sat
Minimization took 15 ms.
[2024-06-02 07:51:19] [INFO ] [Real]Absence check using 2 positive place invariants in 3 ms returned sat
[2024-06-02 07:51:19] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2024-06-02 07:51:19] [INFO ] Computed and/alt/rep : 3/4/3 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-02 07:51:19] [INFO ] Added : 0 causal constraints over 0 iterations in 8 ms. Result :sat
Minimization took 5 ms.
[2024-06-02 07:51:19] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2024-06-02 07:51:19] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2024-06-02 07:51:19] [INFO ] Computed and/alt/rep : 3/4/3 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-02 07:51:19] [INFO ] Added : 1 causal constraints over 1 iterations in 11 ms. Result :sat
Minimization took 5 ms.
[2024-06-02 07:51:19] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 07:51:19] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2024-06-02 07:51:19] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2024-06-02 07:51:19] [INFO ] Computed and/alt/rep : 3/4/3 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-02 07:51:19] [INFO ] Added : 1 causal constraints over 1 iterations in 12 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT on skeleton) : Max Seen:[0, 0, 0] Max Struct:[500, 500, 250]
Arc [1:1*[(MOD (ADD (MOD (MINUS $x 1) 500) 500) 500)]] contains successor/predecessor on variables of sort Philo
[2024-06-02 07:51:19] [INFO ] Unfolded HLPN to a Petri net with 2500 places and 2500 transitions 8000 arcs in 174 ms.
[2024-06-02 07:51:19] [INFO ] Unfolded 3 HLPN properties in 3 ms.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0] Max Struct:[+inf, +inf, +inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0, 0, 0] Max Struct:[500, 500, 250]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0] Max Struct:[500, 500, 250]
// Phase 1: matrix 2500 rows 2500 cols
[2024-06-02 07:51:20] [INFO ] Computed 1000 invariants in 72 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0] Max Struct:[500, 500, 250]
RANDOM walk for 10000 steps (2 resets) in 1425 ms. (7 steps per ms)
BEST_FIRST walk for 30003 steps (6 resets) in 1078 ms. (27 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[275, 196, 82] Max Struct:[500, 500, 250]
[2024-06-02 07:51:22] [INFO ] Invariant cache hit.
[2024-06-02 07:51:24] [INFO ] [Real]Absence check using 1000 positive place invariants in 656 ms returned sat
[2024-06-02 07:51:26] [INFO ] [Real]Absence check using state equation in 1967 ms returned sat
[2024-06-02 07:51:26] [INFO ] Computed and/alt/rep : 1500/2000/1500 causal constraints (skipped 0 transitions) in 341 ms.
[2024-06-02 07:51:27] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 07:51:29] [INFO ] [Nat]Absence check using 1000 positive place invariants in 698 ms returned sat
[2024-06-02 07:51:30] [INFO ] [Nat]Absence check using state equation in 1800 ms returned sat
[2024-06-02 07:51:31] [INFO ] Computed and/alt/rep : 1500/2000/1500 causal constraints (skipped 0 transitions) in 233 ms.
[2024-06-02 07:51:32] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 0
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:299)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1137)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:875)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2251)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
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:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2024-06-02 07:51:34] [INFO ] [Real]Absence check using 1000 positive place invariants in 731 ms returned sat
[2024-06-02 07:51:35] [INFO ] [Real]Absence check using state equation in 1430 ms returned sat
[2024-06-02 07:51:35] [INFO ] Computed and/alt/rep : 1500/2000/1500 causal constraints (skipped 0 transitions) in 186 ms.
[2024-06-02 07:51:37] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 07:51:38] [INFO ] [Nat]Absence check using 1000 positive place invariants in 607 ms returned sat
[2024-06-02 07:51:40] [INFO ] [Nat]Absence check using state equation in 1928 ms returned sat
[2024-06-02 07:51:41] [INFO ] Computed and/alt/rep : 1500/2000/1500 causal constraints (skipped 0 transitions) in 242 ms.
Maximisation of solution failed !
Minimization took 2 ms.
[2024-06-02 07:51:43] [INFO ] [Real]Absence check using 1000 positive place invariants in 539 ms returned sat
[2024-06-02 07:51:45] [INFO ] [Real]Absence check using state equation in 1509 ms returned sat
[2024-06-02 07:51:46] [INFO ] Computed and/alt/rep : 1500/2000/1500 causal constraints (skipped 0 transitions) in 283 ms.
[2024-06-02 07:51:47] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 2
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:299)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1137)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:875)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2249)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
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:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
Current structural bounds on expressions (after SMT) : Max Seen:[275, 196, 82] Max Struct:[500, 500, 250]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[275, 196, 82] Max Struct:[500, 500, 250]
Support contains 1500 out of 2500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 308 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 335 ms. Remains : 2500/2500 places, 2500/2500 transitions.
[2024-06-02 07:51:48] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[275, 196, 82] Max Struct:[500, 500, 250]
RANDOM walk for 440361 steps (1 resets) in 30001 ms. (14 steps per ms)
FORMULA Philosophers-COL-000500-UpperBounds-09 500 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Philosophers-COL-000500-UpperBounds-14 500 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Philosophers-COL-000500-UpperBounds-07 500 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 256332 steps (0 resets) in 10026 ms. (25 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[374, 82] Max Struct:[500, 250]
[2024-06-02 07:52:28] [INFO ] Invariant cache hit.
[2024-06-02 07:52:29] [INFO ] [Real]Absence check using 1000 positive place invariants in 580 ms returned sat
[2024-06-02 07:52:30] [INFO ] [Real]Absence check using state equation in 1335 ms returned sat
[2024-06-02 07:52:31] [INFO ] Computed and/alt/rep : 1500/2000/1500 causal constraints (skipped 0 transitions) in 262 ms.
[2024-06-02 07:52:33] [INFO ] Added : 34 causal constraints over 7 iterations in 2500 ms. Result :sat
Minimization took 1402 ms.
[2024-06-02 07:52:35] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 07:52:36] [INFO ] [Nat]Absence check using 1000 positive place invariants in 852 ms returned sat
[2024-06-02 07:52:38] [INFO ] [Nat]Absence check using state equation in 1753 ms returned sat
[2024-06-02 07:52:38] [INFO ] Computed and/alt/rep : 1500/2000/1500 causal constraints (skipped 0 transitions) in 261 ms.
[2024-06-02 07:52:40] [INFO ] Added : 34 causal constraints over 7 iterations in 1864 ms. Result :sat
Minimization took 1453 ms.
[2024-06-02 07:52:42] [INFO ] [Real]Absence check using 1000 positive place invariants in 368 ms returned sat
[2024-06-02 07:52:44] [INFO ] [Real]Absence check using state equation in 1423 ms returned sat
[2024-06-02 07:52:44] [INFO ] Computed and/alt/rep : 1500/2000/1500 causal constraints (skipped 0 transitions) in 187 ms.
[2024-06-02 07:52:49] [INFO ] Added : 83 causal constraints over 17 iterations in 4802 ms. Result :sat
Minimization took 1215 ms.
[2024-06-02 07:52:50] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 07:52:51] [INFO ] [Nat]Absence check using 1000 positive place invariants in 539 ms returned sat
[2024-06-02 07:52:53] [INFO ] [Nat]Absence check using state equation in 1786 ms returned sat
[2024-06-02 07:52:54] [INFO ] Computed and/alt/rep : 1500/2000/1500 causal constraints (skipped 0 transitions) in 150 ms.
[2024-06-02 07:52:57] [INFO ] Added : 83 causal constraints over 17 iterations in 3417 ms. Result :sat
Minimization took 1189 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[374, 82] Max Struct:[500, 250]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[500, 195] Max Struct:[500, 250]
Support contains 1000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Free-agglomeration rule (complex) applied 500 times.
Iterating global reduction 0 with 500 rules applied. Total rules applied 500 place count 2500 transition count 2000
Reduce places removed 500 places and 0 transitions.
Iterating post reduction 0 with 500 rules applied. Total rules applied 1000 place count 2000 transition count 2000
Applied a total of 1000 rules in 424 ms. Remains 2000 /2500 variables (removed 500) and now considering 2000/2500 (removed 500) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 424 ms. Remains : 2000/2500 places, 2000/2500 transitions.
// Phase 1: matrix 2000 rows 2000 cols
[2024-06-02 07:53:19] [INFO ] Computed 1000 invariants in 15 ms
Current structural bounds on expressions (after invariants) : Max Seen:[500, 195] Max Struct:[500, 250]
FORMULA Philosophers-COL-000500-UpperBounds-05 500 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-000500-UpperBounds-08 500 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-000500-UpperBounds-11 500 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-000500-UpperBounds-01 500 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 463085 steps (209 resets) in 30001 ms. (15 steps per ms)
BEST_FIRST walk for 145932 steps (0 resets) in 5001 ms. (29 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[217] Max Struct:[250]
[2024-06-02 07:53:54] [INFO ] Invariant cache hit.
[2024-06-02 07:53:55] [INFO ] [Real]Absence check using 1000 positive place invariants in 368 ms returned sat
[2024-06-02 07:53:56] [INFO ] [Real]Absence check using state equation in 997 ms returned sat
[2024-06-02 07:53:56] [INFO ] Computed and/alt/rep : 1000/1500/1000 causal constraints (skipped 0 transitions) in 127 ms.
[2024-06-02 07:54:00] [INFO ] Added : 91 causal constraints over 19 iterations in 4318 ms. Result :sat
Minimization took 1411 ms.
[2024-06-02 07:54:02] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 07:54:03] [INFO ] [Nat]Absence check using 1000 positive place invariants in 388 ms returned sat
[2024-06-02 07:54:04] [INFO ] [Nat]Absence check using state equation in 1229 ms returned sat
[2024-06-02 07:54:04] [INFO ] Computed and/alt/rep : 1000/1500/1000 causal constraints (skipped 0 transitions) in 126 ms.
[2024-06-02 07:54:08] [INFO ] Added : 91 causal constraints over 19 iterations in 4075 ms. Result :sat
Minimization took 1551 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[217] Max Struct:[250]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[246] Max Struct:[250]
Support contains 500 out of 2000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2000/2000 places, 2000/2000 transitions.
Free-agglomeration rule (complex) applied 500 times.
Iterating global reduction 0 with 500 rules applied. Total rules applied 500 place count 2000 transition count 1500
Reduce places removed 500 places and 0 transitions.
Ensure Unique test removed 500 transitions
Reduce isomorphic transitions removed 500 transitions.
Iterating post reduction 0 with 1000 rules applied. Total rules applied 1500 place count 1500 transition count 1000
Applied a total of 1500 rules in 258 ms. Remains 1500 /2000 variables (removed 500) and now considering 1000/2000 (removed 1000) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 258 ms. Remains : 1500/2000 places, 1000/2000 transitions.
// Phase 1: matrix 1000 rows 1500 cols
[2024-06-02 07:54:13] [INFO ] Computed 1000 invariants in 4 ms
Current structural bounds on expressions (after invariants) : Max Seen:[246] Max Struct:[250]
RANDOM walk for 380672 steps (1 resets) in 30001 ms. (12 steps per ms)
BEST_FIRST walk for 135589 steps (0 resets) in 5007 ms. (27 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[246] Max Struct:[250]
[2024-06-02 07:54:49] [INFO ] Invariant cache hit.
[2024-06-02 07:54:49] [INFO ] [Real]Absence check using 1000 positive place invariants in 517 ms returned sat
[2024-06-02 07:54:50] [INFO ] [Real]Absence check using state equation in 790 ms returned sat
[2024-06-02 07:54:50] [INFO ] Computed and/alt/rep : 500/500/500 causal constraints (skipped 0 transitions) in 94 ms.
[2024-06-02 07:54:50] [INFO ] Added : 0 causal constraints over 0 iterations in 276 ms. Result :sat
Minimization took 369 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[246] Max Struct:[250]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[250] Max Struct:[250]
Support contains 500 out of 1500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1500/1500 places, 1000/1000 transitions.
Applied a total of 0 rules in 30 ms. Remains 1500 /1500 variables (removed 0) and now considering 1000/1000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31 ms. Remains : 1500/1500 places, 1000/1000 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1500/1500 places, 1000/1000 transitions.
Applied a total of 0 rules in 33 ms. Remains 1500 /1500 variables (removed 0) and now considering 1000/1000 (removed 0) transitions.
[2024-06-02 07:54:53] [INFO ] Invariant cache hit.
[2024-06-02 07:54:55] [INFO ] Implicit Places using invariants in 2185 ms returned [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, 255, 256, 257, 258, 259, 260, 261, 262, 263, 264, 265, 266, 267, 268, 269, 270, 271, 272, 273, 274, 275, 276, 277, 278, 279, 280, 281, 282, 283, 284, 285, 286, 287, 288, 289, 290, 291, 292, 293, 294, 295, 296, 297, 298, 299, 300, 301, 302, 303, 304, 305, 306, 307, 308, 309, 310, 311, 312, 313, 314, 315, 316, 317, 318, 319, 320, 321, 322, 323, 324, 325, 326, 327, 328, 329, 330, 331, 332, 333, 334, 335, 336, 337, 338, 339, 340, 341, 342, 343, 344, 345, 346, 347, 348, 349, 350, 351, 352, 353, 354, 355, 356, 357, 358, 359, 360, 361, 362, 363, 364, 365, 366, 367, 368, 369, 370, 371, 372, 373, 374, 375, 376, 377, 378, 379, 380, 381, 382, 383, 384, 385, 386, 387, 388, 389, 390, 391, 392, 393, 394, 395, 396, 397, 398, 399, 400, 401, 402, 403, 404, 405, 406, 407, 408, 409, 410, 411, 412, 413, 414, 415, 416, 417, 418, 419, 420, 421, 422, 423, 424, 425, 426, 427, 428, 429, 430, 431, 432, 433, 434, 435, 436, 437, 438, 439, 440, 441, 442, 443, 444, 445, 446, 447, 448, 449, 450, 451, 452, 453, 454, 455, 456, 457, 458, 459, 460, 461, 462, 463, 464, 465, 466, 467, 468, 469, 470, 471, 472, 473, 474, 475, 476, 477, 478, 479, 480, 481, 482, 483, 484, 485, 486, 487, 488, 489, 490, 491, 492, 493, 494, 495, 496, 497, 498, 499]
Discarding 500 places :
Implicit Place search using SMT only with invariants took 2200 ms to find 500 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 1000/1500 places, 1000/1000 transitions.
Applied a total of 0 rules in 23 ms. Remains 1000 /1000 variables (removed 0) and now considering 1000/1000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 2262 ms. Remains : 1000/1500 places, 1000/1000 transitions.
// Phase 1: matrix 1000 rows 1000 cols
[2024-06-02 07:54:55] [INFO ] Computed 500 invariants in 5 ms
Current structural bounds on expressions (after invariants) : Max Seen:[250] Max Struct:[250]
FORMULA Philosophers-COL-000500-UpperBounds-15 250 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-000500-UpperBounds-12 250 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 819550 steps (2 resets) in 30001 ms. (27 steps per ms)
BEST_FIRST walk for 0 steps (0 resets) in 0 ms. (0 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 6 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 248442 ms.
ITS solved all properties within timeout

BK_STOP 1717314925688

--------------------
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_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -timeout 360 -rebuildPNML

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="Philosophers-COL-000500"
export BK_EXAMINATION="UpperBounds"
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 2-5568"
echo " Executing tool ltsminxred"
echo " Input is Philosophers-COL-000500, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r512-smll-171654407600429"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-COL-000500.tgz
mv Philosophers-COL-000500 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "UpperBounds.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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;