Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r055-tall-174854041200032.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool gold2024
Input is CloudReconfiguration-PT-306, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r055-tall-174854041200032
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 5.4K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 49K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 38K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 129K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.6K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 71K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 660K May 29 14:32 model.pnml

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

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

The expected result is a vector of positive values
NUM_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME CloudReconfiguration-PT-306-UpperBounds-00
FORMULA_NAME CloudReconfiguration-PT-306-UpperBounds-01
FORMULA_NAME CloudReconfiguration-PT-306-UpperBounds-02
FORMULA_NAME CloudReconfiguration-PT-306-UpperBounds-03
FORMULA_NAME CloudReconfiguration-PT-306-UpperBounds-04
FORMULA_NAME CloudReconfiguration-PT-306-UpperBounds-05
FORMULA_NAME CloudReconfiguration-PT-306-UpperBounds-06
FORMULA_NAME CloudReconfiguration-PT-306-UpperBounds-07
FORMULA_NAME CloudReconfiguration-PT-306-UpperBounds-08
FORMULA_NAME CloudReconfiguration-PT-306-UpperBounds-09
FORMULA_NAME CloudReconfiguration-PT-306-UpperBounds-10
FORMULA_NAME CloudReconfiguration-PT-306-UpperBounds-11
FORMULA_NAME CloudReconfiguration-PT-306-UpperBounds-12
FORMULA_NAME CloudReconfiguration-PT-306-UpperBounds-13
FORMULA_NAME CloudReconfiguration-PT-306-UpperBounds-14
FORMULA_NAME CloudReconfiguration-PT-306-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1748601671127

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudReconfiguration-PT-306
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202405141337
[2025-05-30 10:41:12] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-05-30 10:41:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 10:41:12] [INFO ] Load time of PNML (sax parser for PT used): 152 ms
[2025-05-30 10:41:12] [INFO ] Transformed 2584 places.
[2025-05-30 10:41:12] [INFO ] Transformed 3094 transitions.
[2025-05-30 10:41:12] [INFO ] Found NUPN structural information;
[2025-05-30 10:41:12] [INFO ] Parsed PT model containing 2584 places and 3094 transitions and 6459 arcs in 261 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 8 ms.
Current structural bounds on expressions (Initiallly, because the net is safe) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
// Phase 1: matrix 3094 rows 2584 cols
[2025-05-30 10:41:12] [INFO ] Computed 4 invariants in 54 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 10000 steps (111 resets) in 46 ms. (212 steps per ms)
FORMULA CloudReconfiguration-PT-306-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-306-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-306-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-306-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 120009 steps (445 resets) in 171 ms. (697 steps per ms)
FORMULA CloudReconfiguration-PT-306-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-05-30 10:41:13] [INFO ] Invariant cache hit.
[2025-05-30 10:41:13] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 51 ms returned sat
[2025-05-30 10:41:14] [INFO ] [Real]Absence check using state equation in 1119 ms returned sat
[2025-05-30 10:41:15] [INFO ] Computed and/alt/rep : 3085/3789/3085 causal constraints (skipped 8 transitions) in 184 ms.
[2025-05-30 10:41:16] [INFO ] Solution in real domain found non-integer solution.
[2025-05-30 10:41:16] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 52 ms returned sat
[2025-05-30 10:41:17] [INFO ] [Nat]Absence check using state equation in 1047 ms returned sat
[2025-05-30 10:41:17] [INFO ] Computed and/alt/rep : 3085/3789/3085 causal constraints (skipped 8 transitions) in 146 ms.
Maximisation of solution failed !
Minimization took 2 ms.
[2025-05-30 10:41:21] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 48 ms returned sat
[2025-05-30 10:41:22] [INFO ] [Real]Absence check using state equation in 1061 ms returned sat
[2025-05-30 10:41:23] [INFO ] Computed and/alt/rep : 3085/3789/3085 causal constraints (skipped 8 transitions) in 160 ms.
[2025-05-30 10:41:23] [INFO ] Solution in real domain found non-integer solution.
[2025-05-30 10:41:24] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 50 ms returned sat
[2025-05-30 10:41:25] [INFO ] [Nat]Absence check using state equation in 997 ms returned sat
[2025-05-30 10:41:25] [INFO ] Computed and/alt/rep : 3085/3789/3085 causal constraints (skipped 8 transitions) in 160 ms.
Maximisation of solution failed !
Minimization took 0 ms.
[2025-05-30 10:41:29] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 47 ms returned sat
[2025-05-30 10:41:30] [INFO ] [Real]Absence check using state equation in 1023 ms returned sat
[2025-05-30 10:41:30] [INFO ] Computed and/alt/rep : 3085/3789/3085 causal constraints (skipped 8 transitions) in 159 ms.
[2025-05-30 10:41:31] [INFO ] Solution in real domain found non-integer solution.
[2025-05-30 10:41:32] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 50 ms returned sat
[2025-05-30 10:41:33] [INFO ] [Nat]Absence check using state equation in 1121 ms returned sat
[2025-05-30 10:41:33] [INFO ] Computed and/alt/rep : 3085/3789/3085 causal constraints (skipped 8 transitions) in 154 ms.
Maximisation of solution failed !
Minimization took 0 ms.
[2025-05-30 10:41:37] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 49 ms returned sat
[2025-05-30 10:41:38] [INFO ] [Real]Absence check using state equation in 1051 ms returned sat
[2025-05-30 10:41:38] [INFO ] Computed and/alt/rep : 3085/3789/3085 causal constraints (skipped 8 transitions) in 172 ms.
[2025-05-30 10:41:39] [INFO ] Solution in real domain found non-integer solution.
[2025-05-30 10:41:39] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 50 ms returned sat
[2025-05-30 10:41:40] [INFO ] [Nat]Absence check using state equation in 1049 ms returned sat
[2025-05-30 10:41:41] [INFO ] Computed and/alt/rep : 3085/3789/3085 causal constraints (skipped 8 transitions) in 164 ms.
[2025-05-30 10:41:44] [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 3
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)
[2025-05-30 10:41:44] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 50 ms returned sat
[2025-05-30 10:41:45] [INFO ] [Real]Absence check using state equation in 1004 ms returned sat
[2025-05-30 10:41:46] [INFO ] Computed and/alt/rep : 3085/3789/3085 causal constraints (skipped 8 transitions) in 160 ms.
[2025-05-30 10:41:46] [INFO ] Solution in real domain found non-integer solution.
[2025-05-30 10:41:47] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 50 ms returned sat
[2025-05-30 10:41:48] [INFO ] [Nat]Absence check using state equation in 987 ms returned sat
[2025-05-30 10:41:48] [INFO ] Computed and/alt/rep : 3085/3789/3085 causal constraints (skipped 8 transitions) in 151 ms.
Maximisation of solution failed !
Minimization took 0 ms.
[2025-05-30 10:41:52] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 50 ms returned sat
[2025-05-30 10:41:53] [INFO ] [Real]Absence check using state equation in 1021 ms returned sat
[2025-05-30 10:41:53] [INFO ] Computed and/alt/rep : 3085/3789/3085 causal constraints (skipped 8 transitions) in 153 ms.
[2025-05-30 10:41:54] [INFO ] Solution in real domain found non-integer solution.
[2025-05-30 10:41:54] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 49 ms returned sat
[2025-05-30 10:41:55] [INFO ] [Nat]Absence check using state equation in 1011 ms returned sat
[2025-05-30 10:41:56] [INFO ] Computed and/alt/rep : 3085/3789/3085 causal constraints (skipped 8 transitions) in 148 ms.
Maximisation of solution failed !
Minimization took 0 ms.
[2025-05-30 10:41:59] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 48 ms returned sat
[2025-05-30 10:42:00] [INFO ] [Real]Absence check using state equation in 964 ms returned sat
[2025-05-30 10:42:01] [INFO ] Computed and/alt/rep : 3085/3789/3085 causal constraints (skipped 8 transitions) in 149 ms.
[2025-05-30 10:42:02] [INFO ] Solution in real domain found non-integer solution.
[2025-05-30 10:42:02] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 49 ms returned sat
[2025-05-30 10:42:03] [INFO ] [Nat]Absence check using state equation in 979 ms returned sat
[2025-05-30 10:42:03] [INFO ] Computed and/alt/rep : 3085/3789/3085 causal constraints (skipped 8 transitions) in 146 ms.
[2025-05-30 10:42:07] [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 6
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)
[2025-05-30 10:42:07] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 49 ms returned sat
[2025-05-30 10:42:08] [INFO ] [Real]Absence check using state equation in 1072 ms returned sat
[2025-05-30 10:42:08] [INFO ] Computed and/alt/rep : 3085/3789/3085 causal constraints (skipped 8 transitions) in 153 ms.
[2025-05-30 10:42:09] [INFO ] Solution in real domain found non-integer solution.
[2025-05-30 10:42:10] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 50 ms returned sat
[2025-05-30 10:42:11] [INFO ] [Nat]Absence check using state equation in 1015 ms returned sat
[2025-05-30 10:42:11] [INFO ] Computed and/alt/rep : 3085/3789/3085 causal constraints (skipped 8 transitions) in 144 ms.
[2025-05-30 10:42:14] [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 7
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)
[2025-05-30 10:42:15] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 47 ms returned sat
[2025-05-30 10:42:16] [INFO ] [Real]Absence check using state equation in 1124 ms returned sat
[2025-05-30 10:42:16] [INFO ] Computed and/alt/rep : 3085/3789/3085 causal constraints (skipped 8 transitions) in 153 ms.
[2025-05-30 10:42:17] [INFO ] Solution in real domain found non-integer solution.
[2025-05-30 10:42:18] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 51 ms returned sat
[2025-05-30 10:42:19] [INFO ] [Nat]Absence check using state equation in 1080 ms returned sat
[2025-05-30 10:42:19] [INFO ] Computed and/alt/rep : 3085/3789/3085 causal constraints (skipped 8 transitions) in 150 ms.
Maximisation of solution failed !
Minimization took 1 ms.
[2025-05-30 10:42:23] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 48 ms returned sat
[2025-05-30 10:42:24] [INFO ] [Real]Absence check using state equation in 992 ms returned sat
[2025-05-30 10:42:24] [INFO ] Computed and/alt/rep : 3085/3789/3085 causal constraints (skipped 8 transitions) in 138 ms.
[2025-05-30 10:42:25] [INFO ] Solution in real domain found non-integer solution.
[2025-05-30 10:42:25] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 49 ms returned sat
[2025-05-30 10:42:26] [INFO ] [Nat]Absence check using state equation in 1019 ms returned sat
[2025-05-30 10:42:26] [INFO ] Computed and/alt/rep : 3085/3789/3085 causal constraints (skipped 8 transitions) in 145 ms.
Maximisation of solution failed !
Minimization took 0 ms.
[2025-05-30 10:42:30] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 47 ms returned sat
[2025-05-30 10:42:31] [INFO ] [Real]Absence check using state equation in 1063 ms returned sat
[2025-05-30 10:42:31] [INFO ] Computed and/alt/rep : 3085/3789/3085 causal constraints (skipped 8 transitions) in 153 ms.
[2025-05-30 10:42:32] [INFO ] Solution in real domain found non-integer solution.
[2025-05-30 10:42:33] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 48 ms returned sat
[2025-05-30 10:42:34] [INFO ] [Nat]Absence check using state equation in 994 ms returned sat
[2025-05-30 10:42:34] [INFO ] Computed and/alt/rep : 3085/3789/3085 causal constraints (skipped 8 transitions) in 162 ms.
[2025-05-30 10:42:37] [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 10
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)
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
Support contains 11 out of 2584 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2584/2584 places, 3094/3094 transitions.
Graph (trivial) has 2934 edges and 2584 vertex of which 875 / 2584 are part of one of the 63 SCC in 15 ms
Free SCC test removed 812 places
Drop transitions (Empty/Sink Transition effects.) removed 992 transitions
Reduce isomorphic transitions removed 992 transitions.
Graph (complete) has 2380 edges and 1772 vertex of which 1758 are kept as prefixes of interest. Removing 14 places using SCC suffix rule.5 ms
Discarding 14 places :
Also discarding 9 output transitions
Drop transitions (Output transitions of discarded places.) removed 9 transitions
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1174 transitions
Trivial Post-agglo rules discarded 1174 transitions
Performed 1174 trivial Post agglomeration. Transition count delta: 1174
Iterating post reduction 0 with 1183 rules applied. Total rules applied 1185 place count 1758 transition count 910
Reduce places removed 1174 places and 0 transitions.
Ensure Unique test removed 77 transitions
Reduce isomorphic transitions removed 77 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 65 transitions
Trivial Post-agglo rules discarded 65 transitions
Performed 65 trivial Post agglomeration. Transition count delta: 65
Iterating post reduction 1 with 1316 rules applied. Total rules applied 2501 place count 584 transition count 768
Reduce places removed 65 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 2 with 72 rules applied. Total rules applied 2573 place count 519 transition count 761
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 3 with 8 rules applied. Total rules applied 2581 place count 517 transition count 755
Reduce places removed 4 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 4 with 8 rules applied. Total rules applied 2589 place count 513 transition count 751
Reduce places removed 2 places and 0 transitions.
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Iterating post reduction 5 with 10 rules applied. Total rules applied 2599 place count 511 transition count 743
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 6 with 8 rules applied. Total rules applied 2607 place count 503 transition count 743
Performed 21 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 21 Pre rules applied. Total rules applied 2607 place count 503 transition count 722
Deduced a syphon composed of 21 places in 1 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 7 with 42 rules applied. Total rules applied 2649 place count 482 transition count 722
Discarding 77 places :
Symmetric choice reduction at 7 with 77 rule applications. Total rules 2726 place count 405 transition count 645
Iterating global reduction 7 with 77 rules applied. Total rules applied 2803 place count 405 transition count 645
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 8 Pre rules applied. Total rules applied 2803 place count 405 transition count 637
Deduced a syphon composed of 8 places in 2 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 7 with 16 rules applied. Total rules applied 2819 place count 397 transition count 637
Discarding 60 places :
Symmetric choice reduction at 7 with 60 rule applications. Total rules 2879 place count 337 transition count 577
Iterating global reduction 7 with 60 rules applied. Total rules applied 2939 place count 337 transition count 577
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 7 with 33 rules applied. Total rules applied 2972 place count 337 transition count 544
Reduce places removed 16 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 8 with 26 rules applied. Total rules applied 2998 place count 321 transition count 534
Reduce places removed 5 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 9 with 6 rules applied. Total rules applied 3004 place count 316 transition count 533
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 3005 place count 315 transition count 533
Discarding 19 places :
Symmetric choice reduction at 11 with 19 rule applications. Total rules 3024 place count 296 transition count 504
Iterating global reduction 11 with 19 rules applied. Total rules applied 3043 place count 296 transition count 504
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 11 with 8 rules applied. Total rules applied 3051 place count 296 transition count 496
Discarding 8 places :
Symmetric choice reduction at 12 with 8 rule applications. Total rules 3059 place count 288 transition count 480
Iterating global reduction 12 with 8 rules applied. Total rules applied 3067 place count 288 transition count 480
Discarding 3 places :
Symmetric choice reduction at 12 with 3 rule applications. Total rules 3070 place count 285 transition count 474
Iterating global reduction 12 with 3 rules applied. Total rules applied 3073 place count 285 transition count 474
Performed 151 Post agglomeration using F-continuation condition with reduction of 82 identical transitions.
Deduced a syphon composed of 151 places in 0 ms
Reduce places removed 151 places and 0 transitions.
Iterating global reduction 12 with 302 rules applied. Total rules applied 3375 place count 134 transition count 241
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 12 with 3 rules applied. Total rules applied 3378 place count 134 transition count 238
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 13 with 6 rules applied. Total rules applied 3384 place count 131 transition count 235
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 13 with 6 rules applied. Total rules applied 3390 place count 131 transition count 229
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 14 with 6 rules applied. Total rules applied 3396 place count 128 transition count 226
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 14 with 6 rules applied. Total rules applied 3402 place count 128 transition count 220
Performed 33 Post agglomeration using F-continuation condition with reduction of 15 identical transitions.
Deduced a syphon composed of 33 places in 0 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 15 with 66 rules applied. Total rules applied 3468 place count 95 transition count 251
Drop transitions (Empty/Sink Transition effects.) removed 20 transitions
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 44 transitions.
Iterating post reduction 15 with 44 rules applied. Total rules applied 3512 place count 95 transition count 207
Discarding 22 places :
Symmetric choice reduction at 16 with 22 rule applications. Total rules 3534 place count 73 transition count 177
Iterating global reduction 16 with 22 rules applied. Total rules applied 3556 place count 73 transition count 177
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 16 with 12 rules applied. Total rules applied 3568 place count 73 transition count 165
Discarding 3 places :
Symmetric choice reduction at 17 with 3 rule applications. Total rules 3571 place count 70 transition count 159
Iterating global reduction 17 with 3 rules applied. Total rules applied 3574 place count 70 transition count 159
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 17 with 1 rules applied. Total rules applied 3575 place count 70 transition count 158
Drop transitions (Redundant composition of simpler transitions.) removed 22 transitions
Redundant transition composition rules discarded 22 transitions
Iterating global reduction 18 with 22 rules applied. Total rules applied 3597 place count 70 transition count 136
Discarding 2 places :
Symmetric choice reduction at 18 with 2 rule applications. Total rules 3599 place count 68 transition count 130
Iterating global reduction 18 with 2 rules applied. Total rules applied 3601 place count 68 transition count 130
Discarding 2 places :
Symmetric choice reduction at 18 with 2 rule applications. Total rules 3603 place count 66 transition count 128
Iterating global reduction 18 with 2 rules applied. Total rules applied 3605 place count 66 transition count 128
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 18 with 2 rules applied. Total rules applied 3607 place count 66 transition count 126
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 19 with 2 rules applied. Total rules applied 3609 place count 66 transition count 124
Free-agglomeration rule applied 5 times.
Iterating global reduction 19 with 5 rules applied. Total rules applied 3614 place count 66 transition count 119
Reduce places removed 5 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 19 with 6 rules applied. Total rules applied 3620 place count 61 transition count 118
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 20 with 3 rules applied. Total rules applied 3623 place count 61 transition count 115
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 20 with 1 rules applied. Total rules applied 3624 place count 61 transition count 115
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 20 with 1 rules applied. Total rules applied 3625 place count 60 transition count 114
Applied a total of 3625 rules in 293 ms. Remains 60 /2584 variables (removed 2524) and now considering 114/3094 (removed 2980) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 306 ms. Remains : 60/2584 places, 114/3094 transitions.
[2025-05-30 10:42:38] [INFO ] Flow matrix only has 109 transitions (discarded 5 similar events)
// Phase 1: matrix 109 rows 60 cols
[2025-05-30 10:42:38] [INFO ] Computed 4 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 1000000 steps (23450 resets) in 811 ms. (1231 steps per ms)
FORMULA CloudReconfiguration-PT-306-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-306-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-306-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-306-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-306-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-306-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-306-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-306-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-306-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-306-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-306-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 1000001 steps (5898 resets) in 310 ms. (3215 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 4 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 )
[2025-05-30 10:42:39] [INFO ] Flatten gal took : 34 ms
[2025-05-30 10:42:39] [INFO ] Flatten gal took : 12 ms
[2025-05-30 10:42:39] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3500101573905994823.gal : 7 ms
[2025-05-30 10:42:39] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13736534237221046989.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3500101573905994823.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13736534237221046989.prop' '--nowitness' '--gen-order' 'FOLLOW'

ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 87116 ms.

BK_STOP 1748601759573

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="CloudReconfiguration-PT-306"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2024"
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 2-5832"
echo " Executing tool gold2024"
echo " Input is CloudReconfiguration-PT-306, 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 r055-tall-174854041200032"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-306.tgz
mv CloudReconfiguration-PT-306 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.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 ;