About the Execution of Marcie+red for BridgeAndVehicles-COL-V10P10N10
Execution Summary | |||||
Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
7259.128 | 86213.00 | 99838.00 | 96.20 | TTFFFFFFFTFTFFFF | normal |
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-167813695200009.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-V10P10N10, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r042-tajo-167813695200009
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 628K
-rw-r--r-- 1 mcc users 9.8K Feb 25 12:04 CTLCardinality.txt
-rw-r--r-- 1 mcc users 98K Feb 25 12:04 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.8K Feb 25 12:03 CTLFireability.txt
-rw-r--r-- 1 mcc users 64K Feb 25 12:03 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 4.1K Feb 25 15:35 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 15:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Feb 25 15:35 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 15:35 LTLFireability.xml
-rw-r--r-- 1 mcc users 18K Feb 25 12:09 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 172K Feb 25 12:09 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Feb 25 12:08 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 98K Feb 25 12:08 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Feb 25 15:35 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 15:35 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 38K 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-V10P10N10-CTLCardinality-00
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-CTLCardinality-01
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-CTLCardinality-02
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-CTLCardinality-03
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-CTLCardinality-04
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-CTLCardinality-05
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-CTLCardinality-06
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-CTLCardinality-07
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-CTLCardinality-08
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-CTLCardinality-09
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-CTLCardinality-10
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-CTLCardinality-11
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-CTLCardinality-12
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-CTLCardinality-13
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-CTLCardinality-14
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-CTLCardinality-15
=== Now, execution of the tool begins
BK_START 1678688538723
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-V10P10N10
Applying reductions before tool marcie
Invoking reducer
Running Version 202303021504
[2023-03-13 06:22:20] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-13 06:22:20] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-13 06:22:20] [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 06:22:20] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-13 06:22:21] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 561 ms
[2023-03-13 06:22:21] [INFO ] Imported 15 HL places and 11 HL transitions for a total of 48 PT places and 5438.0 transition bindings in 20 ms.
Parsed 16 properties from file /home/mcc/execution/CTLCardinality.xml in 18 ms.
FORMULA BridgeAndVehicles-COL-V10P10N10-CTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-13 06:22:21] [INFO ] Built PT skeleton of HLPN with 15 places and 11 transitions 56 arcs in 5 ms.
[2023-03-13 06:22:21] [INFO ] Skeletonized 15 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.2 ms
Remains 15 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.
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.0 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 707 ms. (steps per millisecond=14 ) properties (out of 80) seen :28
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 52) 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 52) 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 52) 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 52) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 52) 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 52) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 52) 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 52) 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 52) 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 52) 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 52) 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 52) 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 52) 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 52) 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 52) 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 52) 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 52) 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 52) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 52) 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 52) 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 52) 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 52) 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 52) 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 52) 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 52) 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 52) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 52) 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 52) 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 52) seen :4
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 48) 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 48) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 48) 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 48) 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 48) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 48) 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 48) 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 48) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 48) 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 48) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 48) 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 48) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 48) 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 48) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 48) 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 48) 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 48) seen :0
Running SMT prover for 48 properties.
// Phase 1: matrix 10 rows 12 cols
[2023-03-13 06:22:22] [INFO ] Computed 4 place invariants in 3 ms
[2023-03-13 06:22:22] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-13 06:22:22] [INFO ] After 219ms SMT Verify possible using all constraints in real domain returned unsat :27 sat :0 real:21
[2023-03-13 06:22:22] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-13 06:22:22] [INFO ] After 6ms SMT Verify possible using state equation in natural domain returned unsat :47 sat :1
[2023-03-13 06:22:22] [INFO ] After 12ms SMT Verify possible using trap constraints in natural domain returned unsat :47 sat :1
Attempting to minimize the solution found.
Minimization took 6 ms.
[2023-03-13 06:22:22] [INFO ] After 74ms SMT Verify possible using all constraints in natural domain returned unsat :47 sat :1
Fused 48 Parikh solutions to 1 different solutions.
Finished Parikh walk after 52 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=52 )
Parikh walk visited 1 properties in 2 ms.
Successfully simplified 47 atomic propositions for a total of 15 simplifications.
[2023-03-13 06:22:23] [INFO ] Initial state reduction rules for CTL removed 3 formulas.
[2023-03-13 06:22:23] [INFO ] Flatten gal took : 56 ms
[2023-03-13 06:22:23] [INFO ] Initial state reduction rules for CTL removed 2 formulas.
[2023-03-13 06:22:23] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
FORMULA BridgeAndVehicles-COL-V10P10N10-CTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V10P10N10-CTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V10P10N10-CTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V10P10N10-CTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V10P10N10-CTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V10P10N10-CTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-13 06:22:23] [INFO ] Flatten gal took : 2 ms
Arc [13:1*[(MOD (ADD $cpt 1) 11)]] contains successor/predecessor on variables of sort compteur
Arc [1:1*[(MOD (ADD $cA 1) 11)]] contains successor/predecessor on variables of sort voitureA
Arc [6:1*[(MOD (ADD (MOD (MINUS $cB 1) 11) 11) 11)]] 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 06:22:23] [INFO ] Unfolded HLPN to a Petri net with 48 places and 288 transitions 2090 arcs in 20 ms.
[2023-03-13 06:22:23] [INFO ] Unfolded 9 HLPN properties in 0 ms.
Support contains 15 out of 48 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 288/288 transitions.
Applied a total of 0 rules in 11 ms. Remains 48 /48 variables (removed 0) and now considering 288/288 (removed 0) transitions.
[2023-03-13 06:22:23] [INFO ] Flow matrix only has 90 transitions (discarded 198 similar events)
// Phase 1: matrix 90 rows 48 cols
[2023-03-13 06:22:23] [INFO ] Computed 7 place invariants in 6 ms
[2023-03-13 06:22:23] [INFO ] Dead Transitions using invariants and state equation in 165 ms found 0 transitions.
[2023-03-13 06:22:23] [INFO ] Flow matrix only has 90 transitions (discarded 198 similar events)
[2023-03-13 06:22:23] [INFO ] Invariant cache hit.
[2023-03-13 06:22:23] [INFO ] Implicit Places using invariants in 58 ms returned []
[2023-03-13 06:22:23] [INFO ] Flow matrix only has 90 transitions (discarded 198 similar events)
[2023-03-13 06:22:23] [INFO ] Invariant cache hit.
[2023-03-13 06:22:23] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-13 06:22:23] [INFO ] Implicit Places using invariants and state equation in 110 ms returned []
Implicit Place search using SMT with State Equation took 171 ms to find 0 implicit places.
[2023-03-13 06:22:23] [INFO ] Flow matrix only has 90 transitions (discarded 198 similar events)
[2023-03-13 06:22:23] [INFO ] Invariant cache hit.
[2023-03-13 06:22:23] [INFO ] Dead Transitions using invariants and state equation in 97 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 450 ms. Remains : 48/48 places, 288/288 transitions.
Support contains 15 out of 48 places after structural reductions.
[2023-03-13 06:22:23] [INFO ] Flatten gal took : 25 ms
[2023-03-13 06:22:23] [INFO ] Flatten gal took : 31 ms
[2023-03-13 06:22:23] [INFO ] Input system was already deterministic with 288 transitions.
Incomplete random walk after 10000 steps, including 111 resets, run finished after 451 ms. (steps per millisecond=22 ) properties (out of 38) seen :16
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 22) seen :2
Incomplete Best-First random walk after 1001 steps, including 4 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 3 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 4 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 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 4 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 3 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 4 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1000 steps, including 3 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 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 4 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1000 steps, including 3 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1000 steps, including 4 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 3 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 20) seen :0
Running SMT prover for 20 properties.
[2023-03-13 06:22:24] [INFO ] Flow matrix only has 90 transitions (discarded 198 similar events)
[2023-03-13 06:22:24] [INFO ] Invariant cache hit.
[2023-03-13 06:22:24] [INFO ] [Real]Absence check using 7 positive place invariants in 1 ms returned sat
[2023-03-13 06:22:24] [INFO ] After 48ms SMT Verify possible using all constraints in real domain returned unsat :15 sat :0 real:5
[2023-03-13 06:22:24] [INFO ] [Nat]Absence check using 7 positive place invariants in 2 ms returned sat
[2023-03-13 06:22:24] [INFO ] After 28ms SMT Verify possible using all constraints in natural domain returned unsat :20 sat :0
Fused 20 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Successfully simplified 20 atomic propositions for a total of 9 simplifications.
[2023-03-13 06:22:24] [INFO ] Flatten gal took : 20 ms
[2023-03-13 06:22:24] [INFO ] Flatten gal took : 21 ms
[2023-03-13 06:22:24] [INFO ] Input system was already deterministic with 288 transitions.
FORMULA BridgeAndVehicles-COL-V10P10N10-CTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 31 stabilizing places and 44 stable transitions
Graph (complete) has 670 edges and 48 vertex of which 46 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.4 ms
Starting structural reductions in SI_CTL mode, iteration 0 : 48/48 places, 288/288 transitions.
Applied a total of 0 rules in 28 ms. Remains 48 /48 variables (removed 0) and now considering 288/288 (removed 0) transitions.
[2023-03-13 06:22:24] [INFO ] Flow matrix only has 90 transitions (discarded 198 similar events)
[2023-03-13 06:22:24] [INFO ] Invariant cache hit.
[2023-03-13 06:22:24] [INFO ] Dead Transitions using invariants and state equation in 118 ms found 0 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 149 ms. Remains : 48/48 places, 288/288 transitions.
[2023-03-13 06:22:24] [INFO ] Flatten gal took : 19 ms
[2023-03-13 06:22:24] [INFO ] Flatten gal took : 20 ms
[2023-03-13 06:22:24] [INFO ] Input system was already deterministic with 288 transitions.
Finished random walk after 43 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=43 )
FORMULA BridgeAndVehicles-COL-V10P10N10-CTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 288/288 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 46 transition count 288
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 45 transition count 287
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 45 transition count 287
Applied a total of 4 rules in 8 ms. Remains 45 /48 variables (removed 3) and now considering 287/288 (removed 1) transitions.
[2023-03-13 06:22:24] [INFO ] Flow matrix only has 89 transitions (discarded 198 similar events)
// Phase 1: matrix 89 rows 45 cols
[2023-03-13 06:22:24] [INFO ] Computed 5 place invariants in 3 ms
[2023-03-13 06:22:24] [INFO ] Dead Transitions using invariants and state equation in 116 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 126 ms. Remains : 45/48 places, 287/288 transitions.
[2023-03-13 06:22:25] [INFO ] Flatten gal took : 12 ms
[2023-03-13 06:22:25] [INFO ] Flatten gal took : 14 ms
[2023-03-13 06:22:25] [INFO ] Input system was already deterministic with 287 transitions.
Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 288/288 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 46 transition count 288
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 45 transition count 287
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 45 transition count 287
Applied a total of 4 rules in 6 ms. Remains 45 /48 variables (removed 3) and now considering 287/288 (removed 1) transitions.
[2023-03-13 06:22:25] [INFO ] Flow matrix only has 89 transitions (discarded 198 similar events)
[2023-03-13 06:22:25] [INFO ] Invariant cache hit.
[2023-03-13 06:22:25] [INFO ] Dead Transitions using invariants and state equation in 111 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 121 ms. Remains : 45/48 places, 287/288 transitions.
[2023-03-13 06:22:25] [INFO ] Flatten gal took : 17 ms
[2023-03-13 06:22:25] [INFO ] Flatten gal took : 16 ms
[2023-03-13 06:22:25] [INFO ] Input system was already deterministic with 287 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 48/48 places, 288/288 transitions.
Graph (complete) has 670 edges and 48 vertex of which 46 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.2 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 45 transition count 287
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 45 transition count 287
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 43 transition count 286
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 10 place count 41 transition count 284
Applied a total of 10 rules in 37 ms. Remains 41 /48 variables (removed 7) and now considering 284/288 (removed 4) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 37 ms. Remains : 41/48 places, 284/288 transitions.
[2023-03-13 06:22:25] [INFO ] Flatten gal took : 10 ms
[2023-03-13 06:22:25] [INFO ] Flatten gal took : 10 ms
[2023-03-13 06:22:25] [INFO ] Input system was already deterministic with 284 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 48/48 places, 288/288 transitions.
Graph (complete) has 670 edges and 48 vertex of which 46 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.2 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 45 transition count 287
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 45 transition count 287
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 43 transition count 286
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 10 place count 41 transition count 284
Applied a total of 10 rules in 25 ms. Remains 41 /48 variables (removed 7) and now considering 284/288 (removed 4) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 25 ms. Remains : 41/48 places, 284/288 transitions.
[2023-03-13 06:22:25] [INFO ] Flatten gal took : 10 ms
[2023-03-13 06:22:25] [INFO ] Flatten gal took : 10 ms
[2023-03-13 06:22:25] [INFO ] Input system was already deterministic with 284 transitions.
Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 288/288 transitions.
Applied a total of 0 rules in 2 ms. Remains 48 /48 variables (removed 0) and now considering 288/288 (removed 0) transitions.
[2023-03-13 06:22:25] [INFO ] Flow matrix only has 90 transitions (discarded 198 similar events)
// Phase 1: matrix 90 rows 48 cols
[2023-03-13 06:22:25] [INFO ] Computed 7 place invariants in 3 ms
[2023-03-13 06:22:25] [INFO ] Dead Transitions using invariants and state equation in 116 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 120 ms. Remains : 48/48 places, 288/288 transitions.
[2023-03-13 06:22:25] [INFO ] Flatten gal took : 10 ms
[2023-03-13 06:22:25] [INFO ] Flatten gal took : 11 ms
[2023-03-13 06:22:25] [INFO ] Input system was already deterministic with 288 transitions.
Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 288/288 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 47 transition count 288
Applied a total of 1 rules in 3 ms. Remains 47 /48 variables (removed 1) and now considering 288/288 (removed 0) transitions.
[2023-03-13 06:22:25] [INFO ] Flow matrix only has 90 transitions (discarded 198 similar events)
// Phase 1: matrix 90 rows 47 cols
[2023-03-13 06:22:25] [INFO ] Computed 6 place invariants in 1 ms
[2023-03-13 06:22:25] [INFO ] Dead Transitions using invariants and state equation in 120 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 126 ms. Remains : 47/48 places, 288/288 transitions.
[2023-03-13 06:22:25] [INFO ] Flatten gal took : 15 ms
[2023-03-13 06:22:25] [INFO ] Flatten gal took : 17 ms
[2023-03-13 06:22:25] [INFO ] Input system was already deterministic with 288 transitions.
Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 288/288 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 46 transition count 288
Applied a total of 2 rules in 2 ms. Remains 46 /48 variables (removed 2) and now considering 288/288 (removed 0) transitions.
[2023-03-13 06:22:25] [INFO ] Flow matrix only has 90 transitions (discarded 198 similar events)
// Phase 1: matrix 90 rows 46 cols
[2023-03-13 06:22:25] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-13 06:22:25] [INFO ] Dead Transitions using invariants and state equation in 102 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 105 ms. Remains : 46/48 places, 288/288 transitions.
[2023-03-13 06:22:25] [INFO ] Flatten gal took : 8 ms
[2023-03-13 06:22:25] [INFO ] Flatten gal took : 9 ms
[2023-03-13 06:22:25] [INFO ] Input system was already deterministic with 288 transitions.
[2023-03-13 06:22:25] [INFO ] Flatten gal took : 9 ms
[2023-03-13 06:22:25] [INFO ] Flatten gal took : 10 ms
[2023-03-13 06:22:25] [INFO ] Export to MCC of 7 properties in file /home/mcc/execution/CTLCardinality.sr.xml took 2 ms.
[2023-03-13 06:22:26] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 48 places, 288 transitions and 2090 arcs took 4 ms.
Total runtime 5446 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: 48 NrTr: 288 NrArc: 2090)
parse formulas
formulas created successfully
place and transition orderings generation:0m 0.002sec
net check time: 0m 0.000sec
init dd package: 0m 3.601sec
RS generation: 0m 2.512sec
-> reachability set: #nodes 44410 (4.4e+04) #states 259,556 (5)
starting MCC model checker
--------------------------
checking: EG [EX [0<=0]]
normalized: EG [EX [0<=0]]
abstracting: (0<=0)
states: 259,556 (5)
...............................................................................................................................................
EG iterations: 142
-> the formula is FALSE
FORMULA BridgeAndVehicles-COL-V10P10N10-CTLCardinality-02 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m27.284sec
checking: EG [EX [0<=0]]
normalized: EG [EX [0<=0]]
abstracting: (0<=0)
states: 259,556 (5)
...............................................................................................................................................
EG iterations: 142
-> the formula is FALSE
FORMULA BridgeAndVehicles-COL-V10P10N10-CTLCardinality-05 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 0.079sec
checking: AG [EF [EG [7<=p28]]]
normalized: ~ [E [true U ~ [E [true U EG [7<=p28]]]]]
abstracting: (7<=p28)
states: 22,022 (4)
.........................................................
EG iterations: 57
-> the formula is FALSE
FORMULA BridgeAndVehicles-COL-V10P10N10-CTLCardinality-10 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 2.961sec
checking: EX [~ [p27<=9]]
normalized: EX [~ [p27<=9]]
abstracting: (p27<=9)
states: 259,424 (5)
.-> the formula is FALSE
FORMULA BridgeAndVehicles-COL-V10P10N10-CTLCardinality-15 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 0.049sec
checking: EF [AG [~ [p29<=sum(p32, p31)]]]
normalized: E [true U ~ [E [true U p29<=sum(p32, p31)]]]
abstracting: (p29<=sum(p32, p31))
states: 80,556 (4)
-> the formula is FALSE
FORMULA BridgeAndVehicles-COL-V10P10N10-CTLCardinality-07 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 4.641sec
checking: E [EG [EX [EX [p13<=p12]]] U [~ [p15<=p29] & ~ [EX [~ [1<=sum(p47, p46)]]]]]
normalized: E [EG [EX [EX [p13<=p12]]] U [~ [EX [~ [1<=sum(p47, p46)]]] & ~ [p15<=p29]]]
abstracting: (p15<=p29)
states: 218,614 (5)
abstracting: (1<=sum(p47, p46))
states: 30,602 (4)
.abstracting: (p13<=p12)
states: 172,071 (5)
..........................................................................................................
EG iterations: 104
-> the formula is FALSE
FORMULA BridgeAndVehicles-COL-V10P10N10-CTLCardinality-13 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m21.741sec
checking: E [[AG [~ [EF [[p30<=p13 & 1<=sum(p47, p46)]]]] & [AG [AX [1<=0]] & [p28<=1 | [82<=sum(p32, p31) | [p13<=62 & 42<=p12]]]]] U [EX [sum(p34, p33)<=p30] & [E [p29<=6 U AX [1<=0]] | [~ [AX [p28<=p30]] | ~ [EF [p30<=1]]]]]]
normalized: E [[[[p28<=1 | [82<=sum(p32, p31) | [p13<=62 & 42<=p12]]] & ~ [E [true U EX [~ [1<=0]]]]] & ~ [E [true U E [true U [p30<=p13 & 1<=sum(p47, p46)]]]]] U [[[~ [E [true U p30<=1]] | EX [~ [p28<=p30]]] | E [p29<=6 U ~ [EX [~ [1<=0]]]]] & EX [sum(p34, p33)<=p30]]]
abstracting: (sum(p34, p33)<=p30)
states: 252,119 (5)
.abstracting: (1<=0)
states: 0
.abstracting: (p29<=6)
states: 239,055 (5)
abstracting: (p28<=p30)
states: 170,181 (5)
.abstracting: (p30<=1)
states: 58,942 (4)
abstracting: (1<=sum(p47, p46))
states: 30,602 (4)
abstracting: (p30<=p13)
states: 108,618 (5)
abstracting: (1<=0)
states: 0
.abstracting: (42<=p12)
states: 0
abstracting: (p13<=62)
states: 259,556 (5)
abstracting: (82<=sum(p32, p31))
states: 0
abstracting: (p28<=1)
states: 104,489 (5)
-> the formula is TRUE
FORMULA BridgeAndVehicles-COL-V10P10N10-CTLCardinality-11 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m10.503sec
totally nodes used: 23643931 (2.4e+07)
number of garbage collections: 0
fire ops cache: hits/miss/sum: 23203509 127777118 150980627
used/not used/entry size/cache size: 58671271 8437593 16 1024MB
basic ops cache: hits/miss/sum: 6368702 11123836 17492538
used/not used/entry size/cache size: 12636860 4140356 12 192MB
unary ops cache: hits/miss/sum: 0 0 0
used/not used/entry size/cache size: 0 16777216 8 128MB
abstract ops cache: hits/miss/sum: 0 38 38
used/not used/entry size/cache size: 1 16777215 12 192MB
state nr cache: hits/miss/sum: 78951 205987 284938
used/not used/entry size/cache size: 203484 8185124 32 256MB
max state cache: hits/miss/sum: 0 0 0
used/not used/entry size/cache size: 0 8388608 32 256MB
uniqueHash elements/entry size/size: 67108864 4 256MB
0 49022141
1 13777877
2 3369788
3 750038
4 142876
5 26702
6 8061
7 3270
8 1962
9 1563
>= 10 4586
Total processing time: 1m18.647sec
BK_STOP 1678688624936
--------------------
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 0.000sec
25083
iterations count:163009 (566), effective:2850 (9)
initing FirstDep: 0m 0.001sec
iterations count:288 (1), effective:0 (0)
42918
iterations count:182365 (633), effective:1764 (6)
iterations count:288 (1), effective:0 (0)
22812 35585
iterations count:299777 (1040), effective:3325 (11)
iterations count:288 (1), effective:0 (0)
36362
iterations count:169379 (588), effective:1242 (4)
iterations count:288 (1), effective:0 (0)
iterations count:288 (1), effective:0 (0)
iterations count:288 (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-V10P10N10"
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-V10P10N10, 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-167813695200009"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-COL-V10P10N10.tgz
mv BridgeAndVehicles-COL-V10P10N10 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 '
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 ;