Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2023-input.r042-tajo-167813695200057.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2023-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
.......................
=====================================================================
Generated by BenchKit 2-5348
Executing tool marciexred
Input is BridgeAndVehicles-COL-V20P20N50, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r042-tajo-167813695200057
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 520K
-rw-r--r-- 1 mcc users 7.8K Feb 25 12:14 CTLCardinality.txt
-rw-r--r-- 1 mcc users 72K Feb 25 12:14 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.3K Feb 25 12:12 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K Feb 25 12:12 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.4K Feb 25 15:36 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 15:36 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Feb 25 15:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Feb 25 15:36 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Feb 25 12:29 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 158K Feb 25 12:29 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.4K Feb 25 12:26 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 46K Feb 25 12:26 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Feb 25 15:36 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 15:36 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 equiv_pt
-rw-r--r-- 1 mcc users 10 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 41K Mar 5 18:22 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME BridgeAndVehicles-COL-V20P20N50-CTLCardinality-00
FORMULA_NAME BridgeAndVehicles-COL-V20P20N50-CTLCardinality-01
FORMULA_NAME BridgeAndVehicles-COL-V20P20N50-CTLCardinality-02
FORMULA_NAME BridgeAndVehicles-COL-V20P20N50-CTLCardinality-03
FORMULA_NAME BridgeAndVehicles-COL-V20P20N50-CTLCardinality-04
FORMULA_NAME BridgeAndVehicles-COL-V20P20N50-CTLCardinality-05
FORMULA_NAME BridgeAndVehicles-COL-V20P20N50-CTLCardinality-06
FORMULA_NAME BridgeAndVehicles-COL-V20P20N50-CTLCardinality-07
FORMULA_NAME BridgeAndVehicles-COL-V20P20N50-CTLCardinality-08
FORMULA_NAME BridgeAndVehicles-COL-V20P20N50-CTLCardinality-09
FORMULA_NAME BridgeAndVehicles-COL-V20P20N50-CTLCardinality-10
FORMULA_NAME BridgeAndVehicles-COL-V20P20N50-CTLCardinality-11
FORMULA_NAME BridgeAndVehicles-COL-V20P20N50-CTLCardinality-12
FORMULA_NAME BridgeAndVehicles-COL-V20P20N50-CTLCardinality-13
FORMULA_NAME BridgeAndVehicles-COL-V20P20N50-CTLCardinality-14
FORMULA_NAME BridgeAndVehicles-COL-V20P20N50-CTLCardinality-15

=== Now, execution of the tool begins

BK_START 1678688778162

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=marciexred
BK_EXAMINATION=CTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-COL-V20P20N50
Applying reductions before tool marcie
Invoking reducer
Running Version 202303021504
[2023-03-13 06:26:20] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-13 06:26:20] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-13 06:26:20] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2023-03-13 06:26:20] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-13 06:26:20] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 493 ms
[2023-03-13 06:26:20] [INFO ] Imported 15 HL places and 11 HL transitions for a total of 108 PT places and 90298.0 transition bindings in 19 ms.
Parsed 16 properties from file /home/mcc/execution/CTLCardinality.xml in 14 ms.
[2023-03-13 06:26:20] [INFO ] Built PT skeleton of HLPN with 15 places and 11 transitions 56 arcs in 3 ms.
[2023-03-13 06:26:20] [INFO ] Skeletonized 16 HLPN properties in 2 ms.
Computed a total of 12 stabilizing places and 6 stable transitions
Graph (complete) has 51 edges and 15 vertex of which 13 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Remains 16 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
FORMULA BridgeAndVehicles-COL-V20P20N50-CTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 9 stabilizing places and 6 stable transitions
Graph (complete) has 22 edges and 12 vertex of which 10 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 387 ms. (steps per millisecond=25 ) properties (out of 61) seen :21
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 40) seen :2
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=142 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=142 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 38) seen :3
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 35) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 35) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 35) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 35) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 35) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 35) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 35) seen :0
Incomplete Best-First random walk after 1004 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 35) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 35) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 35) seen :0
Running SMT prover for 35 properties.
// Phase 1: matrix 10 rows 12 cols
[2023-03-13 06:26:21] [INFO ] Computed 4 place invariants in 2 ms
[2023-03-13 06:26:21] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-13 06:26:21] [INFO ] After 220ms SMT Verify possible using all constraints in real domain returned unsat :33 sat :0 real:2
[2023-03-13 06:26:21] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-13 06:26:21] [INFO ] After 6ms SMT Verify possible using state equation in natural domain returned unsat :34 sat :1
[2023-03-13 06:26:21] [INFO ] After 15ms SMT Verify possible using trap constraints in natural domain returned unsat :34 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2023-03-13 06:26:21] [INFO ] After 57ms SMT Verify possible using all constraints in natural domain returned unsat :34 sat :1
Fused 35 Parikh solutions to 1 different solutions.
Finished Parikh walk after 81 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=81 )
Parikh walk visited 1 properties in 2 ms.
Successfully simplified 34 atomic propositions for a total of 15 simplifications.
FORMULA BridgeAndVehicles-COL-V20P20N50-CTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V20P20N50-CTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V20P20N50-CTLCardinality-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-13 06:26:21] [INFO ] Initial state reduction rules for CTL removed 2 formulas.
[2023-03-13 06:26:21] [INFO ] Flatten gal took : 20 ms
FORMULA BridgeAndVehicles-COL-V20P20N50-CTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V20P20N50-CTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-13 06:26:21] [INFO ] Flatten gal took : 2 ms
Arc [13:1*[(MOD (ADD $cpt 1) 51)]] contains successor/predecessor on variables of sort compteur
Arc [1:1*[(MOD (ADD $cA 1) 21)]] contains successor/predecessor on variables of sort voitureA
Arc [6:1*[(MOD (ADD (MOD (MINUS $cB 1) 21) 21) 21)]] contains successor/predecessor on variables of sort voitureB
Arc [14:1*[(MOD (ADD $s 1) 2)]] contains successor/predecessor on variables of sort sens
[2023-03-13 06:26:21] [INFO ] Unfolded HLPN to a Petri net with 108 places and 2228 transitions 17190 arcs in 45 ms.
[2023-03-13 06:26:21] [INFO ] Unfolded 10 HLPN properties in 1 ms.
Support contains 15 out of 108 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 108/108 places, 2228/2228 transitions.
Applied a total of 0 rules in 37 ms. Remains 108 /108 variables (removed 0) and now considering 2228/2228 (removed 0) transitions.
[2023-03-13 06:26:21] [INFO ] Flow matrix only has 290 transitions (discarded 1938 similar events)
// Phase 1: matrix 290 rows 108 cols
[2023-03-13 06:26:21] [INFO ] Computed 7 place invariants in 13 ms
[2023-03-13 06:26:22] [INFO ] Dead Transitions using invariants and state equation in 610 ms found 0 transitions.
[2023-03-13 06:26:22] [INFO ] Flow matrix only has 290 transitions (discarded 1938 similar events)
[2023-03-13 06:26:22] [INFO ] Invariant cache hit.
[2023-03-13 06:26:22] [INFO ] Implicit Places using invariants in 214 ms returned []
[2023-03-13 06:26:22] [INFO ] Flow matrix only has 290 transitions (discarded 1938 similar events)
[2023-03-13 06:26:22] [INFO ] Invariant cache hit.
[2023-03-13 06:26:22] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-13 06:26:23] [INFO ] Implicit Places using invariants and state equation in 796 ms returned []
Implicit Place search using SMT with State Equation took 1013 ms to find 0 implicit places.
[2023-03-13 06:26:23] [INFO ] Flow matrix only has 290 transitions (discarded 1938 similar events)
[2023-03-13 06:26:23] [INFO ] Invariant cache hit.
[2023-03-13 06:26:24] [INFO ] Dead Transitions using invariants and state equation in 802 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2465 ms. Remains : 108/108 places, 2228/2228 transitions.
Support contains 15 out of 108 places after structural reductions.
[2023-03-13 06:26:24] [INFO ] Flatten gal took : 189 ms
[2023-03-13 06:26:24] [INFO ] Flatten gal took : 165 ms
[2023-03-13 06:26:25] [INFO ] Input system was already deterministic with 2228 transitions.
Incomplete random walk after 10001 steps, including 57 resets, run finished after 445 ms. (steps per millisecond=22 ) properties (out of 38) seen :18
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=142 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=142 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=31 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=37 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=32 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 20) seen :0
Running SMT prover for 20 properties.
[2023-03-13 06:26:25] [INFO ] Flow matrix only has 290 transitions (discarded 1938 similar events)
[2023-03-13 06:26:25] [INFO ] Invariant cache hit.
[2023-03-13 06:26:26] [INFO ] [Real]Absence check using 7 positive place invariants in 2 ms returned sat
[2023-03-13 06:26:26] [INFO ] After 269ms SMT Verify possible using all constraints in real domain returned unsat :18 sat :0 real:2
[2023-03-13 06:26:26] [INFO ] [Nat]Absence check using 7 positive place invariants in 3 ms returned sat
[2023-03-13 06:26:26] [INFO ] After 263ms SMT Verify possible using state equation in natural domain returned unsat :19 sat :1
[2023-03-13 06:26:26] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-13 06:26:26] [INFO ] After 144ms SMT Verify possible using 102 Read/Feed constraints in natural domain returned unsat :19 sat :1
[2023-03-13 06:26:27] [INFO ] After 311ms SMT Verify possible using trap constraints in natural domain returned unsat :19 sat :1
Attempting to minimize the solution found.
Minimization took 483 ms.
[2023-03-13 06:26:27] [INFO ] After 1164ms SMT Verify possible using all constraints in natural domain returned unsat :19 sat :1
Fused 20 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 11 ms.
Support contains 3 out of 108 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 108/108 places, 2228/2228 transitions.
Graph (complete) has 882 edges and 108 vertex of which 106 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.19 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 105 transition count 2227
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 105 transition count 2227
Applied a total of 3 rules in 500 ms. Remains 105 /108 variables (removed 3) and now considering 2227/2228 (removed 1) transitions.
[2023-03-13 06:26:28] [INFO ] Flow matrix only has 289 transitions (discarded 1938 similar events)
// Phase 1: matrix 289 rows 105 cols
[2023-03-13 06:26:28] [INFO ] Computed 5 place invariants in 18 ms
[2023-03-13 06:26:28] [INFO ] Dead Transitions using invariants and state equation in 804 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1308 ms. Remains : 105/108 places, 2227/2228 transitions.
Incomplete random walk after 10000 steps, including 58 resets, run finished after 90 ms. (steps per millisecond=111 ) properties (out of 1) seen :0
Finished Best-First random walk after 385 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=192 )
Successfully simplified 19 atomic propositions for a total of 10 simplifications.
[2023-03-13 06:26:29] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
[2023-03-13 06:26:29] [INFO ] Flatten gal took : 76 ms
FORMULA BridgeAndVehicles-COL-V20P20N50-CTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-13 06:26:29] [INFO ] Flatten gal took : 77 ms
[2023-03-13 06:26:29] [INFO ] Input system was already deterministic with 2228 transitions.
FORMULA BridgeAndVehicles-COL-V20P20N50-CTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 51 stabilizing places and 84 stable transitions
Graph (complete) has 3190 edges and 108 vertex of which 106 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.9 ms
Starting structural reductions in SI_CTL mode, iteration 0 : 108/108 places, 2228/2228 transitions.
Graph (complete) has 3190 edges and 108 vertex of which 106 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.5 ms
Discarding 2 places :
Also discarding 0 output transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 105 transition count 2227
Applied a total of 3 rules in 568 ms. Remains 105 /108 variables (removed 3) and now considering 2227/2228 (removed 1) transitions.
[2023-03-13 06:26:29] [INFO ] Flow matrix only has 289 transitions (discarded 1938 similar events)
// Phase 1: matrix 289 rows 105 cols
[2023-03-13 06:26:29] [INFO ] Computed 5 place invariants in 6 ms
[2023-03-13 06:26:30] [INFO ] Dead Transitions using invariants and state equation in 675 ms found 0 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 1244 ms. Remains : 105/108 places, 2227/2228 transitions.
[2023-03-13 06:26:30] [INFO ] Flatten gal took : 63 ms
[2023-03-13 06:26:30] [INFO ] Flatten gal took : 57 ms
[2023-03-13 06:26:30] [INFO ] Input system was already deterministic with 2227 transitions.
Starting structural reductions in LTL mode, iteration 0 : 108/108 places, 2228/2228 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 106 transition count 2228
Applied a total of 2 rules in 10 ms. Remains 106 /108 variables (removed 2) and now considering 2228/2228 (removed 0) transitions.
[2023-03-13 06:26:30] [INFO ] Flow matrix only has 290 transitions (discarded 1938 similar events)
// Phase 1: matrix 290 rows 106 cols
[2023-03-13 06:26:30] [INFO ] Computed 5 place invariants in 3 ms
[2023-03-13 06:26:31] [INFO ] Dead Transitions using invariants and state equation in 660 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 674 ms. Remains : 106/108 places, 2228/2228 transitions.
[2023-03-13 06:26:31] [INFO ] Flatten gal took : 54 ms
[2023-03-13 06:26:31] [INFO ] Flatten gal took : 65 ms
[2023-03-13 06:26:31] [INFO ] Input system was already deterministic with 2228 transitions.
Starting structural reductions in LTL mode, iteration 0 : 108/108 places, 2228/2228 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 106 transition count 2228
Applied a total of 2 rules in 10 ms. Remains 106 /108 variables (removed 2) and now considering 2228/2228 (removed 0) transitions.
[2023-03-13 06:26:31] [INFO ] Flow matrix only has 290 transitions (discarded 1938 similar events)
[2023-03-13 06:26:31] [INFO ] Invariant cache hit.
[2023-03-13 06:26:32] [INFO ] Dead Transitions using invariants and state equation in 747 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 758 ms. Remains : 106/108 places, 2228/2228 transitions.
[2023-03-13 06:26:32] [INFO ] Flatten gal took : 49 ms
[2023-03-13 06:26:32] [INFO ] Flatten gal took : 54 ms
[2023-03-13 06:26:32] [INFO ] Input system was already deterministic with 2228 transitions.
Starting structural reductions in LTL mode, iteration 0 : 108/108 places, 2228/2228 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 106 transition count 2228
Applied a total of 2 rules in 11 ms. Remains 106 /108 variables (removed 2) and now considering 2228/2228 (removed 0) transitions.
[2023-03-13 06:26:32] [INFO ] Flow matrix only has 290 transitions (discarded 1938 similar events)
[2023-03-13 06:26:32] [INFO ] Invariant cache hit.
[2023-03-13 06:26:33] [INFO ] Dead Transitions using invariants and state equation in 840 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 854 ms. Remains : 106/108 places, 2228/2228 transitions.
[2023-03-13 06:26:33] [INFO ] Flatten gal took : 48 ms
[2023-03-13 06:26:33] [INFO ] Flatten gal took : 55 ms
[2023-03-13 06:26:34] [INFO ] Input system was already deterministic with 2228 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 108/108 places, 2228/2228 transitions.
Graph (complete) has 3190 edges and 108 vertex of which 106 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.5 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 105 transition count 2227
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 105 transition count 2227
Applied a total of 3 rules in 207 ms. Remains 105 /108 variables (removed 3) and now considering 2227/2228 (removed 1) transitions.
[2023-03-13 06:26:34] [INFO ] Flow matrix only has 289 transitions (discarded 1938 similar events)
// Phase 1: matrix 289 rows 105 cols
[2023-03-13 06:26:34] [INFO ] Computed 5 place invariants in 5 ms
[2023-03-13 06:26:35] [INFO ] Dead Transitions using invariants and state equation in 730 ms found 0 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 939 ms. Remains : 105/108 places, 2227/2228 transitions.
[2023-03-13 06:26:35] [INFO ] Flatten gal took : 50 ms
[2023-03-13 06:26:35] [INFO ] Flatten gal took : 59 ms
[2023-03-13 06:26:35] [INFO ] Input system was already deterministic with 2227 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 108/108 places, 2228/2228 transitions.
Applied a total of 0 rules in 230 ms. Remains 108 /108 variables (removed 0) and now considering 2228/2228 (removed 0) transitions.
[2023-03-13 06:26:35] [INFO ] Flow matrix only has 290 transitions (discarded 1938 similar events)
// Phase 1: matrix 290 rows 108 cols
[2023-03-13 06:26:35] [INFO ] Computed 7 place invariants in 2 ms
[2023-03-13 06:26:36] [INFO ] Dead Transitions using invariants and state equation in 652 ms found 0 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 883 ms. Remains : 108/108 places, 2228/2228 transitions.
[2023-03-13 06:26:36] [INFO ] Flatten gal took : 53 ms
[2023-03-13 06:26:36] [INFO ] Flatten gal took : 64 ms
[2023-03-13 06:26:36] [INFO ] Input system was already deterministic with 2228 transitions.
Starting structural reductions in LTL mode, iteration 0 : 108/108 places, 2228/2228 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 106 transition count 2228
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 105 transition count 2227
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 105 transition count 2227
Applied a total of 4 rules in 13 ms. Remains 105 /108 variables (removed 3) and now considering 2227/2228 (removed 1) transitions.
[2023-03-13 06:26:36] [INFO ] Flow matrix only has 289 transitions (discarded 1938 similar events)
// Phase 1: matrix 289 rows 105 cols
[2023-03-13 06:26:36] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-13 06:26:37] [INFO ] Dead Transitions using invariants and state equation in 734 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 748 ms. Remains : 105/108 places, 2227/2228 transitions.
[2023-03-13 06:26:37] [INFO ] Flatten gal took : 44 ms
[2023-03-13 06:26:37] [INFO ] Flatten gal took : 54 ms
[2023-03-13 06:26:37] [INFO ] Input system was already deterministic with 2227 transitions.
Starting structural reductions in LTL mode, iteration 0 : 108/108 places, 2228/2228 transitions.
Applied a total of 0 rules in 9 ms. Remains 108 /108 variables (removed 0) and now considering 2228/2228 (removed 0) transitions.
[2023-03-13 06:26:37] [INFO ] Flow matrix only has 290 transitions (discarded 1938 similar events)
// Phase 1: matrix 290 rows 108 cols
[2023-03-13 06:26:37] [INFO ] Computed 7 place invariants in 9 ms
[2023-03-13 06:26:38] [INFO ] Dead Transitions using invariants and state equation in 780 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 792 ms. Remains : 108/108 places, 2228/2228 transitions.
[2023-03-13 06:26:38] [INFO ] Flatten gal took : 43 ms
[2023-03-13 06:26:38] [INFO ] Flatten gal took : 48 ms
[2023-03-13 06:26:38] [INFO ] Input system was already deterministic with 2228 transitions.
[2023-03-13 06:26:38] [INFO ] Flatten gal took : 56 ms
[2023-03-13 06:26:38] [INFO ] Flatten gal took : 61 ms
[2023-03-13 06:26:38] [INFO ] Export to MCC of 8 properties in file /home/mcc/execution/CTLCardinality.sr.xml took 2 ms.
[2023-03-13 06:26:38] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 108 places, 2228 transitions and 17190 arcs took 19 ms.
Total runtime 18625 ms.
There are residual formulas that ITS could not solve within timeout
timeout --kill-after=10s --signal=SIGINT 1m for testing only

Marcie built on Linux at 2019-11-18.
A model checker for Generalized Stochastic Petri nets

authors: Alex Tovchigrechko (IDD package and CTL model checking)

Martin Schwarick (Symbolic numerical analysis and CSL model checking)

Christian Rohr (Simulative and approximative numerical model checking)

marcie@informatik.tu-cottbus.de

called as: /home/mcc/BenchKit/bin//../reducer/bin//../../marcie/bin/marcie --net-file=model.pnml --mcc-file=CTLCardinality.xml --memory=6 --mcc-mode

parse successfull
net created successfully

Net: Petri
(NrP: 108 NrTr: 2228 NrArc: 17190)

parse formulas
formulas created successfully
place and transition orderings generation:0m 0.042sec

net check time: 0m 0.002sec

init dd package: 0m 3.264sec


RS generation: 1m56.126sec


-> reachability set: #nodes 1317130 (1.3e+06) #states 9,792,342 (6)



starting MCC model checker
--------------------------

checking: EF [EG [p0<=15]]
normalized: E [true U EG [p0<=15]]

abstracting: (p0<=15)
states: 3,667,104 (6)
.........................MC time: 7m15.017sec

checking: EG [AF [E [~ [EX [0<=0]] U p47<=p48]]]
normalized: EG [~ [EG [~ [E [~ [EX [0<=0]] U p47<=p48]]]]]

abstracting: (p47<=p48)
states: 7,551,642 (6)
abstracting: (0<=0)
states: 9,792,342 (6)
....................MC time: 6m21.008sec

checking: EG [EF [EX [~ [sum(p54, p53)<=p47]]]]
normalized: EG [E [true U EX [~ [sum(p54, p53)<=p47]]]]

abstracting: (sum(p54, p53)<=p47)
states: 7,155,771 (6)
.
before gc: list nodes free: 1552457

after gc: idd nodes used:2062227, unused:61937773; list nodes free:326889558
.....................MC time: 5m33.021sec

checking: [EX [0<=0] | AG [~ [p49<=sum(p54, p53)]]]
normalized: [~ [E [true U p49<=sum(p54, p53)]] | EX [0<=0]]

abstracting: (0<=0)
states: 9,792,342 (6)
.abstracting: (p49<=sum(p54, p53))
states: 1,795,031 (6)
-> the formula is TRUE

FORMULA BridgeAndVehicles-COL-V20P20N50-CTLCardinality-12 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 1m14.814sec

checking: EG [E [p24<=1 U ~ [EF [[p48<=17 | p23<=p47]]]]]
normalized: EG [E [p24<=1 U ~ [E [true U [p48<=17 | p23<=p47]]]]]

abstracting: (p23<=p47)
states: 2,762,428 (6)
abstracting: (p48<=17)
states: 9,699,333 (6)
abstracting: (p24<=1)
states: 2,361,822 (6)
.
EG iterations: 1
-> the formula is FALSE

FORMULA BridgeAndVehicles-COL-V20P20N50-CTLCardinality-00 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m29.978sec

checking: [EF [EG [EX [p23<=p24]]] & AG [EF [[~ [p47<=77] | ~ [sum(p52, p51)<=p25]]]]]
normalized: [~ [E [true U ~ [E [true U [~ [sum(p52, p51)<=p25] | ~ [p47<=77]]]]]] & E [true U EG [EX [p23<=p24]]]]

abstracting: (p23<=p24)
states: 5,248,042 (6)
.............................
before gc: list nodes free: 19848047

after gc: idd nodes used:3318163, unused:60681837; list nodes free:317433227
..........MC time: 6m11.006sec

checking: AF [E [EX [EF [[p49<=1 | 41<=p50]]] U EX [[~ [[p50<=23 & p47<=p48]] | 11<=p22]]]]
normalized: ~ [EG [~ [E [EX [E [true U [p49<=1 | 41<=p50]]] U EX [[11<=p22 | ~ [[p50<=23 & p47<=p48]]]]]]]]

abstracting: (p47<=p48)
states: 7,551,642 (6)
abstracting: (p50<=23)
states: 9,792,342 (6)
abstracting: (11<=p22)
states: 2,613,240 (6)
.abstracting: (41<=p50)
states: 0
abstracting: (p49<=1)
states: 2,403,058 (6)
.MC time: 5m10.000sec

checking: EG [[[[[[~ [45<=sum(p54, p53)] | ~ [p48<=sum(p107, p106)]] & [~ [p22<=64] | ~ [1<=sum(p107, p106)]]] & EF [~ [p24<=sum(p54, p53)]]] | ~ [p22<=p48]] | [EG [[~ [27<=p50] & ~ [sum(p52, p51)<=0]]] | AF [sum(p52, p51)<=p0]]]]
normalized: EG [[[~ [EG [~ [sum(p52, p51)<=p0]]] | EG [[~ [sum(p52, p51)<=0] & ~ [27<=p50]]]] | [~ [p22<=p48] | [E [true U ~ [p24<=sum(p54, p53)]] & [[~ [1<=sum(p107, p106)] | ~ [p22<=64]] & [~ [p48<=sum(p107, p106)] | ~ [45<=sum(p54, p53)]]]]]]]

abstracting: (45<=sum(p54, p53))
states: 0
abstracting: (p48<=sum(p107, p106))
states: 1,299,613 (6)
abstracting: (p22<=64)
states: 9,792,342 (6)
abstracting: (1<=sum(p107, p106))
states: 735,420 (5)
abstracting: (p24<=sum(p54, p53))
states: 1,751,837 (6)
abstracting: (p22<=p48)
states: 3,843,966 (6)
abstracting: (27<=p50)
states: 0
abstracting: (sum(p52, p51)<=0)
states: 5,263,881 (6)
........
before gc: list nodes free: 1198125

after gc: idd nodes used:4405140, unused:59594860; list nodes free:309368559
MC time: 4m18.018sec

checking: EF [EG [p0<=15]]
normalized: E [true U EG [p0<=15]]

abstracting: (p0<=15)
states: 3,667,104 (6)
.................................................
before gc: list nodes free: 1252995

after gc: idd nodes used:3796122, unused:60203878; list nodes free:337386728
...................................
EG iterations: 84
-> the formula is FALSE

FORMULA BridgeAndVehicles-COL-V20P20N50-CTLCardinality-08 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 17m20.870sec

checking: EG [AF [E [~ [EX [0<=0]] U p47<=p48]]]
normalized: EG [~ [EG [~ [E [~ [EX [0<=0]] U p47<=p48]]]]]

abstracting: (p47<=p48)
states: 7,551,642 (6)
abstracting: (0<=0)
states: 9,792,342 (6)
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393340 kB
MemFree: 4983492 kB
After kill :
MemTotal: 16393340 kB
MemFree: 16099112 kB

BK_TIME_CONFINEMENT_REACHED

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination CTLCardinality -timeout 360 -rebuildPNML
check for maximal unmarked siphon
ok
check for constant places
ok
check if there are places and transitions
ok
check if there are transitions without pre-places
ok
check if at least one transition is enabled in m0
ok
check if there are transitions that can never fire
ok


initing FirstDep: 0m 0.003sec

48969 79017 100278 114860 118550 133573 145138 155731 165235 167324 174773 180870 185794 191650 194401 196819 198150 198732 208346 215188 213703 218397 222387 225236 226915 227991 228731 229109 234159 238058 240226 240106 241350 242116 246330 245732 247782 248824 249248 252353 251924 253210 253725 256100 255811 256601 256862 258408 258943 260461 260577 261848 261895 262926 262865 263630 264285 264851 264862 265324 265767 266143 266496 266806
iterations count:6492290 (2913), effective:19637 (8)

initing FirstDep: 0m 0.002sec


net_ddint.h:600: Timeout: after 434 sec


iterations count:2228 (1), effective:0 (0)

net_ddint.h:600: Timeout: after 380 sec

1234708 1230922 1225601 1301687 1321054 1320764 1320371 1319998 1319639 1319299 1318949 1318579 1318301 1317979 1317674
iterations count:1528679 (686), effective:1326 (0)

net_ddint.h:600: Timeout: after 332 sec


iterations count:8428 (3), effective:234 (0)
1303003 1310656 1315924
iterations count:368843 (165), effective:468 (0)

net_ddint.h:600: Timeout: after 370 sec


iterations count:4686 (2), effective:172 (0)
892400 962943 1005859 1051848 1074054 1092233
sat_reach.icc:155: Timeout: after 309 sec


iterations count:44301 (19), effective:42 (0)

net_ddint.h:600: Timeout: after 257 sec


iterations count:2228 (1), effective:0 (0)

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="BridgeAndVehicles-COL-V20P20N50"
export BK_EXAMINATION="CTLCardinality"
export BK_TOOL="marciexred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool marciexred"
echo " Input is BridgeAndVehicles-COL-V20P20N50, examination is CTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r042-tajo-167813695200057"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-COL-V20P20N50.tgz
mv BridgeAndVehicles-COL-V20P20N50 execution
cd execution
if [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "UpperBounds" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] || [ "CTLCardinality" = "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 [ "CTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLCardinality" != "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 "CTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "CTLCardinality.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 '' CTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLCardinality"
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 ;