fond
Model Checking Contest 2022
12th edition, Bergen, Norway, June 21, 2022
Execution of r046-smll-165252115800082
Last Updated
Jun 22, 2022

About the Execution of 2021-gold for CloudReconfiguration-PT-302

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
557.292 97132.00 121412.00 632.60 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2022-input.r046-smll-165252115800082.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2022-input.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 2-4028
Executing tool gold2021
Input is CloudReconfiguration-PT-302, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r046-smll-165252115800082
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 896K
-rw-r--r-- 1 mcc users 9.0K Apr 29 14:29 CTLCardinality.txt
-rw-r--r-- 1 mcc users 99K Apr 29 14:29 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K Apr 29 14:28 CTLFireability.txt
-rw-r--r-- 1 mcc users 38K Apr 29 14:28 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K May 9 07:19 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 9 07:19 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 9 07:19 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 9 07:19 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 9 07:19 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 9 07:19 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 10 09:33 equiv_col
-rw-r--r-- 1 mcc users 4 May 10 09:33 instance
-rw-r--r-- 1 mcc users 6 May 10 09:33 iscolored
-rw-r--r-- 1 mcc users 660K May 10 09:33 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

here is the order used to build the result vector(from text file)
FORMULA_NAME CloudReconfiguration-PT-302-UpperBounds-00
FORMULA_NAME CloudReconfiguration-PT-302-UpperBounds-01
FORMULA_NAME CloudReconfiguration-PT-302-UpperBounds-02
FORMULA_NAME CloudReconfiguration-PT-302-UpperBounds-03
FORMULA_NAME CloudReconfiguration-PT-302-UpperBounds-04
FORMULA_NAME CloudReconfiguration-PT-302-UpperBounds-05
FORMULA_NAME CloudReconfiguration-PT-302-UpperBounds-06
FORMULA_NAME CloudReconfiguration-PT-302-UpperBounds-07
FORMULA_NAME CloudReconfiguration-PT-302-UpperBounds-08
FORMULA_NAME CloudReconfiguration-PT-302-UpperBounds-09
FORMULA_NAME CloudReconfiguration-PT-302-UpperBounds-10
FORMULA_NAME CloudReconfiguration-PT-302-UpperBounds-11
FORMULA_NAME CloudReconfiguration-PT-302-UpperBounds-12
FORMULA_NAME CloudReconfiguration-PT-302-UpperBounds-13
FORMULA_NAME CloudReconfiguration-PT-302-UpperBounds-14
FORMULA_NAME CloudReconfiguration-PT-302-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1652524345351

Running Version 0
[2022-05-14 10:32:28] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -spotpath, /home/mcc/BenchKit/bin//..//ltlfilt, -z3path, /home/mcc/BenchKit/bin//..//z3/bin/z3, -yices2path, /home/mcc/BenchKit/bin//..//yices/bin/yices, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2022-05-14 10:32:28] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-14 10:32:28] [INFO ] Load time of PNML (sax parser for PT used): 398 ms
[2022-05-14 10:32:28] [INFO ] Transformed 2585 places.
[2022-05-14 10:32:28] [INFO ] Transformed 3095 transitions.
[2022-05-14 10:32:28] [INFO ] Found NUPN structural information;
[2022-05-14 10:32:28] [INFO ] Parsed PT model containing 2585 places and 3095 transitions in 520 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 15 ms.
// Phase 1: matrix 3095 rows 2585 cols
[2022-05-14 10:32:29] [INFO ] Computed 4 place invariants in 86 ms
Incomplete random walk after 10000 steps, including 73 resets, run finished after 53 ms. (steps per millisecond=188 ) properties (out of 16) seen :4
FORMULA CloudReconfiguration-PT-302-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-302-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-302-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-302-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10000 steps, including 21 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 12) seen :1
FORMULA CloudReconfiguration-PT-302-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 17 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10000 steps, including 20 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 11) seen :0
// Phase 1: matrix 3095 rows 2585 cols
[2022-05-14 10:32:29] [INFO ] Computed 4 place invariants in 57 ms
[2022-05-14 10:32:30] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 79 ms returned sat
[2022-05-14 10:32:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-14 10:32:33] [INFO ] [Real]Absence check using state equation in 2280 ms returned sat
[2022-05-14 10:32:33] [INFO ] Solution in real domain found non-integer solution.
[2022-05-14 10:32:34] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 112 ms returned sat
[2022-05-14 10:32:34] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-14 10:32:36] [INFO ] [Nat]Absence check using state equation in 1997 ms returned sat
[2022-05-14 10:32:37] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 420 ms.
[2022-05-14 10:32:38] [INFO ] Added : 25 causal constraints over 5 iterations in 1954 ms. Result :unknown
[2022-05-14 10:32:39] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 72 ms returned sat
[2022-05-14 10:32:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-14 10:32:41] [INFO ] [Real]Absence check using state equation in 2378 ms returned sat
[2022-05-14 10:32:42] [INFO ] Solution in real domain found non-integer solution.
[2022-05-14 10:32:42] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 120 ms returned sat
[2022-05-14 10:32:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-14 10:32:45] [INFO ] [Nat]Absence check using state equation in 2179 ms returned sat
[2022-05-14 10:32:45] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 211 ms.
[2022-05-14 10:32:47] [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 1
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:240)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:858)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:595)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2244)
at fr.lip6.move.gal.application.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:187)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:428)
at fr.lip6.move.gal.application.Application.start(Application.java:140)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:653)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:590)
at org.eclipse.equinox.launcher.Main.run(Main.java:1461)
at org.eclipse.equinox.launcher.Main.main(Main.java:1434)
[2022-05-14 10:32:47] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 95 ms returned sat
[2022-05-14 10:32:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-14 10:32:49] [INFO ] [Real]Absence check using state equation in 2023 ms returned sat
[2022-05-14 10:32:50] [INFO ] Solution in real domain found non-integer solution.
[2022-05-14 10:32:50] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 69 ms returned sat
[2022-05-14 10:32:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-14 10:32:52] [INFO ] [Nat]Absence check using state equation in 1900 ms returned sat
[2022-05-14 10:32:52] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 303 ms.
[2022-05-14 10:32:55] [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:240)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:858)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:595)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2244)
at fr.lip6.move.gal.application.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:187)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:428)
at fr.lip6.move.gal.application.Application.start(Application.java:140)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:653)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:590)
at org.eclipse.equinox.launcher.Main.run(Main.java:1461)
at org.eclipse.equinox.launcher.Main.main(Main.java:1434)
[2022-05-14 10:32:56] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 109 ms returned sat
[2022-05-14 10:32:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-14 10:32:58] [INFO ] [Real]Absence check using state equation in 2471 ms returned sat
[2022-05-14 10:32:58] [INFO ] Solution in real domain found non-integer solution.
[2022-05-14 10:32:59] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 69 ms returned sat
[2022-05-14 10:32:59] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-14 10:33:01] [INFO ] [Nat]Absence check using state equation in 1825 ms returned sat
[2022-05-14 10:33:01] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 323 ms.
[2022-05-14 10:33:03] [INFO ] Added : 40 causal constraints over 8 iterations in 2518 ms. Result :unknown
[2022-05-14 10:33:04] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 68 ms returned sat
[2022-05-14 10:33:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-14 10:33:06] [INFO ] [Real]Absence check using state equation in 1709 ms returned sat
[2022-05-14 10:33:06] [INFO ] Solution in real domain found non-integer solution.
[2022-05-14 10:33:06] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 113 ms returned sat
[2022-05-14 10:33:06] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-14 10:33:08] [INFO ] [Nat]Absence check using state equation in 1989 ms returned sat
[2022-05-14 10:33:09] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 188 ms.
[2022-05-14 10:33:11] [INFO ] Added : 40 causal constraints over 8 iterations in 2348 ms. Result :unknown
[2022-05-14 10:33:12] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 66 ms returned sat
[2022-05-14 10:33:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-14 10:33:14] [INFO ] [Real]Absence check using state equation in 1866 ms returned sat
[2022-05-14 10:33:14] [INFO ] Solution in real domain found non-integer solution.
[2022-05-14 10:33:14] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 78 ms returned sat
[2022-05-14 10:33:14] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-14 10:33:17] [INFO ] [Nat]Absence check using state equation in 2480 ms returned sat
[2022-05-14 10:33:17] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 181 ms.
[2022-05-14 10:33:19] [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 5
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:240)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:858)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:595)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2244)
at fr.lip6.move.gal.application.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:187)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:428)
at fr.lip6.move.gal.application.Application.start(Application.java:140)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:653)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:590)
at org.eclipse.equinox.launcher.Main.run(Main.java:1461)
at org.eclipse.equinox.launcher.Main.main(Main.java:1434)
[2022-05-14 10:33:20] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 69 ms returned sat
[2022-05-14 10:33:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-14 10:33:21] [INFO ] [Real]Absence check using state equation in 1647 ms returned sat
[2022-05-14 10:33:21] [INFO ] Solution in real domain found non-integer solution.
[2022-05-14 10:33:22] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 90 ms returned sat
[2022-05-14 10:33:22] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-14 10:33:24] [INFO ] [Nat]Absence check using state equation in 1635 ms returned sat
[2022-05-14 10:33:24] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 183 ms.
[2022-05-14 10:33:26] [INFO ] Added : 50 causal constraints over 10 iterations in 2608 ms. Result :unknown
[2022-05-14 10:33:27] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 66 ms returned sat
[2022-05-14 10:33:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-14 10:33:30] [INFO ] [Real]Absence check using state equation in 2327 ms returned sat
[2022-05-14 10:33:30] [INFO ] Solution in real domain found non-integer solution.
[2022-05-14 10:33:30] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 115 ms returned sat
[2022-05-14 10:33:30] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-14 10:33:33] [INFO ] [Nat]Absence check using state equation in 2844 ms returned sat
[2022-05-14 10:33:34] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 191 ms.
[2022-05-14 10:33:35] [INFO ] Added : 25 causal constraints over 5 iterations in 1471 ms. Result :unknown
[2022-05-14 10:33:36] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 67 ms returned sat
[2022-05-14 10:33:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-14 10:33:38] [INFO ] [Real]Absence check using state equation in 1865 ms returned sat
[2022-05-14 10:33:38] [INFO ] Solution in real domain found non-integer solution.
[2022-05-14 10:33:38] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 108 ms returned sat
[2022-05-14 10:33:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-14 10:33:41] [INFO ] [Nat]Absence check using state equation in 2342 ms returned sat
[2022-05-14 10:33:41] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 270 ms.
[2022-05-14 10:33:43] [INFO ] Added : 25 causal constraints over 5 iterations in 1992 ms. Result :unknown
[2022-05-14 10:33:44] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 76 ms returned sat
[2022-05-14 10:33:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-14 10:33:46] [INFO ] [Real]Absence check using state equation in 2018 ms returned sat
[2022-05-14 10:33:46] [INFO ] Solution in real domain found non-integer solution.
[2022-05-14 10:33:46] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 115 ms returned sat
[2022-05-14 10:33:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-14 10:33:49] [INFO ] [Nat]Absence check using state equation in 2634 ms returned sat
[2022-05-14 10:33:49] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 191 ms.
[2022-05-14 10:33:51] [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 9
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:240)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:858)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:595)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2244)
at fr.lip6.move.gal.application.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:187)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:428)
at fr.lip6.move.gal.application.Application.start(Application.java:140)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:653)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:590)
at org.eclipse.equinox.launcher.Main.run(Main.java:1461)
at org.eclipse.equinox.launcher.Main.main(Main.java:1434)
[2022-05-14 10:33:52] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 71 ms returned sat
[2022-05-14 10:33:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-14 10:33:54] [INFO ] [Real]Absence check using state equation in 2167 ms returned sat
[2022-05-14 10:33:54] [INFO ] Solution in real domain found non-integer solution.
[2022-05-14 10:33:55] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 73 ms returned sat
[2022-05-14 10:33:55] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-14 10:33:57] [INFO ] [Nat]Absence check using state equation in 1983 ms returned sat
[2022-05-14 10:33:57] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 199 ms.
[2022-05-14 10:33:59] [INFO ] Added : 35 causal constraints over 7 iterations in 2255 ms. Result :unknown
Current structural bounds on expressions (after SMT) : [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] Max seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Support contains 11 out of 2585 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 2585/2585 places, 3095/3095 transitions.
Graph (trivial) has 2929 edges and 2585 vertex of which 839 / 2585 are part of one of the 63 SCC in 30 ms
Free SCC test removed 776 places
Drop transitions removed 948 transitions
Reduce isomorphic transitions removed 948 transitions.
Graph (complete) has 2427 edges and 1809 vertex of which 1795 are kept as prefixes of interest. Removing 14 places using SCC suffix rule.12 ms
Discarding 14 places :
Also discarding 9 output transitions
Drop transitions removed 9 transitions
Drop transitions removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Drop transitions removed 1200 transitions
Trivial Post-agglo rules discarded 1200 transitions
Performed 1200 trivial Post agglomeration. Transition count delta: 1200
Iterating post reduction 0 with 1209 rules applied. Total rules applied 1211 place count 1795 transition count 929
Reduce places removed 1200 places and 0 transitions.
Ensure Unique test removed 77 transitions
Reduce isomorphic transitions removed 77 transitions.
Drop transitions removed 67 transitions
Trivial Post-agglo rules discarded 67 transitions
Performed 67 trivial Post agglomeration. Transition count delta: 67
Iterating post reduction 1 with 1344 rules applied. Total rules applied 2555 place count 595 transition count 785
Reduce places removed 67 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 2 with 76 rules applied. Total rules applied 2631 place count 528 transition count 776
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 3 with 12 rules applied. Total rules applied 2643 place count 525 transition count 767
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 4 with 11 rules applied. Total rules applied 2654 place count 519 transition count 762
Reduce places removed 2 places and 0 transitions.
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Iterating post reduction 5 with 11 rules applied. Total rules applied 2665 place count 517 transition count 753
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 6 with 9 rules applied. Total rules applied 2674 place count 508 transition count 753
Performed 21 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 21 Pre rules applied. Total rules applied 2674 place count 508 transition count 732
Deduced a syphon composed of 21 places in 4 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 7 with 42 rules applied. Total rules applied 2716 place count 487 transition count 732
Discarding 79 places :
Symmetric choice reduction at 7 with 79 rule applications. Total rules 2795 place count 408 transition count 653
Iterating global reduction 7 with 79 rules applied. Total rules applied 2874 place count 408 transition count 653
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 7 with 3 rules applied. Total rules applied 2877 place count 408 transition count 650
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 8 with 2 rules applied. Total rules applied 2879 place count 407 transition count 649
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 2880 place count 406 transition count 649
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 10 with 8 Pre rules applied. Total rules applied 2880 place count 406 transition count 641
Deduced a syphon composed of 8 places in 2 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 10 with 16 rules applied. Total rules applied 2896 place count 398 transition count 641
Discarding 59 places :
Symmetric choice reduction at 10 with 59 rule applications. Total rules 2955 place count 339 transition count 582
Iterating global reduction 10 with 59 rules applied. Total rules applied 3014 place count 339 transition count 582
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 10 with 36 rules applied. Total rules applied 3050 place count 339 transition count 546
Reduce places removed 18 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 11 with 30 rules applied. Total rules applied 3080 place count 321 transition count 534
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 12 with 6 rules applied. Total rules applied 3086 place count 315 transition count 534
Discarding 20 places :
Symmetric choice reduction at 13 with 20 rule applications. Total rules 3106 place count 295 transition count 502
Iterating global reduction 13 with 20 rules applied. Total rules applied 3126 place count 295 transition count 502
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 13 with 8 rules applied. Total rules applied 3134 place count 295 transition count 494
Discarding 9 places :
Symmetric choice reduction at 14 with 9 rule applications. Total rules 3143 place count 286 transition count 476
Iterating global reduction 14 with 9 rules applied. Total rules applied 3152 place count 286 transition count 476
Discarding 3 places :
Symmetric choice reduction at 14 with 3 rule applications. Total rules 3155 place count 283 transition count 470
Iterating global reduction 14 with 3 rules applied. Total rules applied 3158 place count 283 transition count 470
Performed 148 Post agglomeration using F-continuation condition with reduction of 76 identical transitions.
Deduced a syphon composed of 148 places in 1 ms
Reduce places removed 148 places and 0 transitions.
Iterating global reduction 14 with 296 rules applied. Total rules applied 3454 place count 135 transition count 246
Drop transitions removed 2 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 14 with 3 rules applied. Total rules applied 3457 place count 135 transition count 243
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 15 with 6 rules applied. Total rules applied 3463 place count 132 transition count 240
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 15 with 6 rules applied. Total rules applied 3469 place count 132 transition count 234
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 16 with 6 rules applied. Total rules applied 3475 place count 129 transition count 231
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 16 with 6 rules applied. Total rules applied 3481 place count 129 transition count 225
Performed 31 Post agglomeration using F-continuation condition with reduction of 15 identical transitions.
Deduced a syphon composed of 31 places in 1 ms
Reduce places removed 31 places and 0 transitions.
Iterating global reduction 17 with 62 rules applied. Total rules applied 3543 place count 98 transition count 267
Drop transitions removed 19 transitions
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 41 transitions.
Iterating post reduction 17 with 41 rules applied. Total rules applied 3584 place count 98 transition count 226
Discarding 19 places :
Symmetric choice reduction at 18 with 19 rule applications. Total rules 3603 place count 79 transition count 201
Iterating global reduction 18 with 19 rules applied. Total rules applied 3622 place count 79 transition count 201
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 18 with 10 rules applied. Total rules applied 3632 place count 79 transition count 191
Discarding 4 places :
Symmetric choice reduction at 19 with 4 rule applications. Total rules 3636 place count 75 transition count 183
Iterating global reduction 19 with 4 rules applied. Total rules applied 3640 place count 75 transition count 183
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 19 with 2 rules applied. Total rules applied 3642 place count 75 transition count 181
Drop transitions removed 27 transitions
Redundant transition composition rules discarded 27 transitions
Iterating global reduction 20 with 27 rules applied. Total rules applied 3669 place count 75 transition count 154
Discarding 3 places :
Symmetric choice reduction at 20 with 3 rule applications. Total rules 3672 place count 72 transition count 147
Iterating global reduction 20 with 3 rules applied. Total rules applied 3675 place count 72 transition count 147
Discarding 2 places :
Symmetric choice reduction at 20 with 2 rule applications. Total rules 3677 place count 70 transition count 145
Iterating global reduction 20 with 2 rules applied. Total rules applied 3679 place count 70 transition count 145
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 20 with 2 rules applied. Total rules applied 3681 place count 70 transition count 143
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 21 with 2 rules applied. Total rules applied 3683 place count 70 transition count 141
Free-agglomeration rule applied 5 times.
Iterating global reduction 21 with 5 rules applied. Total rules applied 3688 place count 70 transition count 136
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 21 with 5 rules applied. Total rules applied 3693 place count 65 transition count 136
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 22 with 1 rules applied. Total rules applied 3694 place count 65 transition count 135
Free-agglomeration rule applied 1 times.
Iterating global reduction 22 with 1 rules applied. Total rules applied 3695 place count 65 transition count 134
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 22 with 1 rules applied. Total rules applied 3696 place count 64 transition count 134
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 23 with 1 rules applied. Total rules applied 3697 place count 64 transition count 133
Partial Free-agglomeration rule applied 4 times.
Drop transitions removed 4 transitions
Iterating global reduction 23 with 4 rules applied. Total rules applied 3701 place count 64 transition count 133
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 23 with 1 rules applied. Total rules applied 3702 place count 64 transition count 132
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 24 with 1 rules applied. Total rules applied 3703 place count 64 transition count 131
Discarding 1 places :
Symmetric choice reduction at 24 with 1 rule applications. Total rules 3704 place count 63 transition count 130
Iterating global reduction 24 with 1 rules applied. Total rules applied 3705 place count 63 transition count 130
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 24 with 1 rules applied. Total rules applied 3706 place count 62 transition count 129
Applied a total of 3706 rules in 590 ms. Remains 62 /2585 variables (removed 2523) and now considering 129/3095 (removed 2966) transitions.
Finished structural reductions, in 1 iterations. Remains : 62/2585 places, 129/3095 transitions.
Normalized transition count is 125 out of 129 initially.
// Phase 1: matrix 125 rows 62 cols
[2022-05-14 10:34:00] [INFO ] Computed 4 place invariants in 2 ms
Incomplete random walk after 1000000 steps, including 11671 resets, run finished after 1300 ms. (steps per millisecond=769 ) properties (out of 11) seen :11
FORMULA CloudReconfiguration-PT-302-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-302-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-302-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-302-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-302-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-302-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-302-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-302-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-302-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-302-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-302-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
All properties solved without resorting to model-checking.

BK_STOP 1652524442483

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

+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ cut -d . -f 9
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202104292328.jar
+ VERSION=0
+ echo 'Running Version 0'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination UpperBounds -spotpath /home/mcc/BenchKit/bin//..//ltlfilt -z3path /home/mcc/BenchKit/bin//..//z3/bin/z3 -yices2path /home/mcc/BenchKit/bin//..//yices/bin/yices -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss128m -Xms40m -Xmx16000m

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-302"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2021"
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 2-4028"
echo " Executing tool gold2021"
echo " Input is CloudReconfiguration-PT-302, 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 r046-smll-165252115800082"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-302.tgz
mv CloudReconfiguration-PT-302 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 ;