Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2021-input.r004-tall-162037985700198.qcow2', fmt=qcow2 size=4294967296 backing_file='/data/fkordon/mcc2021-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
.................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool lola
Input is AirplaneLD-COL-0100, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r004-tall-162037985700198
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 444K
-rw-r--r-- 1 mcc users 19K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 142K May 5 16:58 CTLCardinality.xml
-rw-r--r-- 1 mcc users 9.8K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 84K May 5 16:58 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.4K Mar 28 15:43 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Mar 28 15:43 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 28 15:43 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 28 15:43 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Mar 23 01:17 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K Mar 23 01:17 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Mar 22 09:38 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 15K Mar 22 09:38 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 22 09:09 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 22 09:09 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 5 16:51 equiv_pt
-rw-r--r-- 1 mcc users 5 May 5 16:51 instance
-rw-r--r-- 1 mcc users 5 May 5 16:51 iscolored
-rw-r--r-- 1 mcc users 52K May 5 16:51 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 AirplaneLD-COL-0100-ReachabilityCardinality-00
FORMULA_NAME AirplaneLD-COL-0100-ReachabilityCardinality-01
FORMULA_NAME AirplaneLD-COL-0100-ReachabilityCardinality-02
FORMULA_NAME AirplaneLD-COL-0100-ReachabilityCardinality-03
FORMULA_NAME AirplaneLD-COL-0100-ReachabilityCardinality-04
FORMULA_NAME AirplaneLD-COL-0100-ReachabilityCardinality-05
FORMULA_NAME AirplaneLD-COL-0100-ReachabilityCardinality-06
FORMULA_NAME AirplaneLD-COL-0100-ReachabilityCardinality-07
FORMULA_NAME AirplaneLD-COL-0100-ReachabilityCardinality-08
FORMULA_NAME AirplaneLD-COL-0100-ReachabilityCardinality-09
FORMULA_NAME AirplaneLD-COL-0100-ReachabilityCardinality-10
FORMULA_NAME AirplaneLD-COL-0100-ReachabilityCardinality-11
FORMULA_NAME AirplaneLD-COL-0100-ReachabilityCardinality-12
FORMULA_NAME AirplaneLD-COL-0100-ReachabilityCardinality-13
FORMULA_NAME AirplaneLD-COL-0100-ReachabilityCardinality-14
FORMULA_NAME AirplaneLD-COL-0100-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1620433135922

starting LoLA
BK_INPUT AirplaneLD-COL-0100
BK_EXAMINATION: ReachabilityCardinality
bin directory: /home/mcc/BenchKit/bin
current directory: /home/mcc/execution
ReachabilityCardinality

FORMULA AirplaneLD-COL-0100-ReachabilityCardinality-07 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA AirplaneLD-COL-0100-ReachabilityCardinality-01 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA AirplaneLD-COL-0100-ReachabilityCardinality-09 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA AirplaneLD-COL-0100-ReachabilityCardinality-13 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA AirplaneLD-COL-0100-ReachabilityCardinality-06 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA AirplaneLD-COL-0100-ReachabilityCardinality-11 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA AirplaneLD-COL-0100-ReachabilityCardinality-04 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA AirplaneLD-COL-0100-ReachabilityCardinality-14 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA AirplaneLD-COL-0100-ReachabilityCardinality-15 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA AirplaneLD-COL-0100-ReachabilityCardinality-03 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA AirplaneLD-COL-0100-ReachabilityCardinality-10 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA AirplaneLD-COL-0100-ReachabilityCardinality-02 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA AirplaneLD-COL-0100-ReachabilityCardinality-12 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA AirplaneLD-COL-0100-ReachabilityCardinality-00 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA AirplaneLD-COL-0100-ReachabilityCardinality-08 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA AirplaneLD-COL-0100-ReachabilityCardinality-05 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1620433136933

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

lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/model.pnml
lola: reading pnml
lola: PNML file contains High-Level net
lola: finished parsing
lola: closed net file /home/mcc/execution/model.pnml
lola: Reading HL formula in XML format (--xmlformula)
lola: reading formula from /home/mcc/execution/ReachabilityCardinality.xml
lola: rewrite Frontend/Parser/formula_rewrite.k:96
lola: rewrite Frontend/Parser/formula_rewrite.k:156
lola: rewrite Frontend/Parser/formula_rewrite.k:147
lola: rewrite Frontend/Parser/formula_rewrite.k:96
lola: rewrite Frontend/Parser/formula_rewrite.k:156
lola: rewrite Frontend/Parser/formula_rewrite.k:147
lola: rewrite Frontend/Parser/formula_rewrite.k:96
lola: rewrite Frontend/Parser/formula_rewrite.k:156
lola: rewrite Frontend/Parser/formula_rewrite.k:147
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: LAUNCH task # 52 (type SKEL/FNDP) for 3 AirplaneLD-COL-0100-ReachabilityCardinality-01
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 58 (type SKEL/EQUN) for 3 AirplaneLD-COL-0100-ReachabilityCardinality-01
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: TR BINDINGS
lola: LAUNCH task # 60 (type SKEL/SRCH) for 3 AirplaneLD-COL-0100-ReachabilityCardinality-01
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: LAUNCH task # 61 (type SKEL/SRCH) for 3 AirplaneLD-COL-0100-ReachabilityCardinality-01
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: LAUNCH INITIAL
lola: LAUNCH task # 23 (type SKEL/CNST) for 21 AirplaneLD-COL-0100-ReachabilityCardinality-07
lola: time limit : 0 sec
lola: memory limit: 0 pages
lola: LAUNCH INITIAL
lola: LAUNCH task # 29 (type SKEL/CNST) for 27 AirplaneLD-COL-0100-ReachabilityCardinality-09
lola: time limit : 0 sec
lola: memory limit: 0 pages
lola: FINISHED task # 23 (type SKEL/CNST) for AirplaneLD-COL-0100-ReachabilityCardinality-07
lola: result : false
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: LAUNCH INITIAL
lola: LAUNCH task # 41 (type SKEL/CNST) for 39 AirplaneLD-COL-0100-ReachabilityCardinality-13
lola: time limit : 0 sec
lola: memory limit: 0 pages
lola: FINISHED task # 61 (type SKEL/SRCH) for AirplaneLD-COL-0100-ReachabilityCardinality-01
lola: result : false
lola: markings : 1
lola: time used : 0.000000
lola: memory pages used : 1
lola: TR BINDINGS DONE
lola: Places: 719, Transitions: 808
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: CANCELED task # 52 (type FNDP) for AirplaneLD-COL-0100-ReachabilityCardinality-01 (obsolete)
lola: CANCELED task # 58 (type EQUN) for AirplaneLD-COL-0100-ReachabilityCardinality-01 (obsolete)
lola: CANCELED task # 60 (type SRCH) for AirplaneLD-COL-0100-ReachabilityCardinality-01 (obsolete)
lola: LAUNCH task # 65 (type SKEL/FNDP) for 15 AirplaneLD-COL-0100-ReachabilityCardinality-05
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 66 (type SKEL/EQUN) for 15 AirplaneLD-COL-0100-ReachabilityCardinality-05
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 41 (type SKEL/CNST) for AirplaneLD-COL-0100-ReachabilityCardinality-13
lola: result : false
lola: FINISHED task # 60 (type SKEL/SRCH) for AirplaneLD-COL-0100-ReachabilityCardinality-01
lola: result : false
lola: markings : 1
lola: time used : 0.000000
lola: memory pages used : 1
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: FINISHED task # 29 (type SKEL/CNST) for AirplaneLD-COL-0100-ReachabilityCardinality-09
lola: result : false
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: LAUNCH task # 49 (type SKEL/FNDP) for 6 AirplaneLD-COL-0100-ReachabilityCardinality-02
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 53 (type SKEL/EQUN) for 6 AirplaneLD-COL-0100-ReachabilityCardinality-02
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: FINISHED task # 52 (type SKEL/FNDP) for AirplaneLD-COL-0100-ReachabilityCardinality-01
lola: result : unknown
lola: fired transitions : 22157
lola: tried executions : 22158
lola: time used : 0.000000
lola: memory pages used : 0
lola: FINISHED task # 65 (type SKEL/FNDP) for AirplaneLD-COL-0100-ReachabilityCardinality-05
lola: result : true
lola: fired transitions : 2
lola: tried executions : 1
lola: time used : 0.000000
lola: memory pages used : 0
sara: try reading problem file /home/mcc/execution/ReachabilityCardinality-53.sara.
sara: try reading problem file /home/mcc/execution/ReachabilityCardinality-58.sara.
sara: try reading problem file /home/mcc/execution/ReachabilityCardinality-66.sara.
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: FINISHED task # 49 (type SKEL/FNDP) for AirplaneLD-COL-0100-ReachabilityCardinality-02
lola: result : true
lola: tried executions : 1
lola: time used : 0.000000
lola: memory pages used : 0
lola: CANCELED task # 53 (type EQUN) for AirplaneLD-COL-0100-ReachabilityCardinality-02 (obsolete)
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: CANCELED task # 66 (type EQUN) for AirplaneLD-COL-0100-ReachabilityCardinality-05 (obsolete)
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: FINISHED task # 53 (type SKEL/EQUN) for AirplaneLD-COL-0100-ReachabilityCardinality-02
lola: result : unknown
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: LAUNCH task # 82 (type SKEL/FNDP) for 30 AirplaneLD-COL-0100-ReachabilityCardinality-10
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: LAUNCH task # 92 (type SKEL/EQUN) for 30 AirplaneLD-COL-0100-ReachabilityCardinality-10
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 106 (type SKEL/SRCH) for 30 AirplaneLD-COL-0100-ReachabilityCardinality-10
lola: sara: error: : 7 : error : time limit : 32000000 secsyntax error, unexpected $end, expecting KEY_TRANSITION
lola:
sara: error while reading Petri net from file -- aborting [#04]
memory limit: 5 pagessara:
see manual for a documentation of this error
sara: last error message: No such file or directory
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: LAUNCH task # 107 (type SKEL/SRCH) for 30 AirplaneLD-COL-0100-ReachabilityCardinality-10
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: FINISHED task # 66 (type SKEL/EQUN) for AirplaneLD-COL-0100-ReachabilityCardinality-05
lola: result : unknown
lola: FINISHED task # 82 (type SKEL/FNDP) for AirplaneLD-COL-0100-ReachabilityCardinality-10
lola: result : true
lola: tried executions : 1
lola: time used : 0.000000
lola: memory pages used : 0
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: FINISHED task # 106 (type SKEL/SRCH) for AirplaneLD-COL-0100-ReachabilityCardinality-10
lola: result : true
lola: markings : 2
lola: fired transitions : 1
lola: time used : 0.000000
lola: memory pages used : 1
lola: FINISHED task # 107 (type SKEL/SRCH) for AirplaneLD-COL-0100-ReachabilityCardinality-10
lola: result : true
lola: markings : 2
lola: fired transitions : 1
lola: time used : 0.000000
lola: memory pages used : 1
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: CANCELED task # 92 (type EQUN) for AirplaneLD-COL-0100-ReachabilityCardinality-10 (obsolete)
lola: LAUNCH task # 87 (type SKEL/FNDP) for 18 AirplaneLD-COL-0100-ReachabilityCardinality-06
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 97 (type SKEL/EQUN) for 18 AirplaneLD-COL-0100-ReachabilityCardinality-06
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 124 (type SKEL/SRCH) for 18 AirplaneLD-COL-0100-ReachabilityCardinality-06
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 125 (type SKEL/SRCH) for 18 AirplaneLD-COL-0100-ReachabilityCardinality-06
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: FINISHED task # 125 (type SKEL/SRCH) for AirplaneLD-COL-0100-ReachabilityCardinality-06
lola: result : false
lola: markings : 1
lola: time used : 0.000000
lola: memory pages used : 1
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: FINISHED task # 92 (type SKEL/EQUN) for AirplaneLD-COL-0100-ReachabilityCardinality-10
lola: result : unknown
lola: FINISHED task # 124 (type SKEL/SRCH) for AirplaneLD-COL-0100-ReachabilityCardinality-06
lola: result : false
lola: markings : 1
lola: time used : 0.000000
lola: memory pages used : 1
sara: try reading problem file /home/mcc/execution/ReachabilityCardinality-97.sara.
sara: error: :7: error: syntax error, unexpected $end, expecting KEY_TRANSITION
sara: error while reading Petri net from file -- aborting [#04]
sara: see manual for a documentation of this error
sara: last error message: No such file or directory
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: CANCELED task # 87 (type FNDP) for AirplaneLD-COL-0100-ReachabilityCardinality-06 (obsolete)
lola: CANCELED task # 97 (type EQUN) for AirplaneLD-COL-0100-ReachabilityCardinality-06 (obsolete)
lola: LAUNCH task # 94 (type SKEL/FNDP) for 33 AirplaneLD-COL-0100-ReachabilityCardinality-11
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 99 (type SKEL/EQUN) for 33 AirplaneLD-COL-0100-ReachabilityCardinality-11
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 112 (type SKEL/SRCH) for 33 AirplaneLD-COL-0100-ReachabilityCardinality-11
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 116 (type SKEL/SRCH) for 33 AirplaneLD-COL-0100-ReachabilityCardinality-11
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 87 (type SKEL/FNDP) for AirplaneLD-COL-0100-ReachabilityCardinality-06
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: result : unknown
lola: fired transitions : 26175
lola: tried executions : 26176
lola: time used : 0.000000
lola: memory pages used : 0
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: FINISHED task # 112 (type SKEL/SRCH) for AirplaneLD-COL-0100-ReachabilityCardinality-11
lola: result : false
lola: markings : 2
lola: fired transitions : 1
lola: time used : 0.000000
lola: memory pages used : 1
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: FINISHED task # 116 (type SKEL/SRCH) for AirplaneLD-COL-0100-ReachabilityCardinality-11
lola: result : false
lola: markings : 5
lola: fired transitions : 4
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 94 (type FNDP) for AirplaneLD-COL-0100-ReachabilityCardinality-11 (obsolete)
lola: CANCELED task # 99 (type EQUN) for AirplaneLD-COL-0100-ReachabilityCardinality-11 (obsolete)
lola: LAUNCH task # 72 (type SKEL/FNDP) for 12 AirplaneLD-COL-0100-ReachabilityCardinality-04
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 84 (type SKEL/EQUN) for 12 AirplaneLD-COL-0100-ReachabilityCardinality-04
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 108 (type SKEL/FNDP) for 0 AirplaneLD-COL-0100-ReachabilityCardinality-00
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: LAUNCH task # 109 (type SKEL/FNDP) for 36 AirplaneLD-COL-0100-ReachabilityCardinality-12
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 58 (type SKEL/EQUN) for AirplaneLD-COL-0100-ReachabilityCardinality-01
lola: result : unknown
lola: @ trans t2_1
lola: @ trans SampleRW
lola: @ trans getAlt
lola: @ trans t3_2
sara: lola: @ trans t4_1
try reading problem file /home/mcc/execution/ReachabilityCardinality-99.sara.
sara: place or transition ordering is non-deterministic
sara: try reading problem file /home/mcc/execution/ReachabilityCardinality-84.sara.

lola: @ trans t1_2

lola: @ trans t1_1
lola: @ trans SpeedLW
lola: @ trans t5_2
lola: @ trans t5_1
lola: @ trans t2_2
lola: @ trans t3_1
lola: FINISHED task # 97 (type SKEL/EQUN) for AirplaneLD-COL-0100-ReachabilityCardinality-06
lola: result : unknown
lola: @ trans SampleLW
lola: @ trans SpeedRW
lola: @ trans t4_2
lola: FINISHED task # 99 (type SKEL/EQUN) for AirplaneLD-COL-0100-ReachabilityCardinality-11
lola: result : false
lola: FINISHED task # 84 (type SKEL/EQUN) for AirplaneLD-COL-0100-ReachabilityCardinality-04
lola: result : false
lola: CANCELED task # 72 (type FNDP) for AirplaneLD-COL-0100-ReachabilityCardinality-04 (obsolete)
lola: LAUNCH task # 98 (type SKEL/FNDP) for 42 AirplaneLD-COL-0100-ReachabilityCardinality-14
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 110 (type SKEL/EQUN) for 42 AirplaneLD-COL-0100-ReachabilityCardinality-14
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 72 (type SKEL/FNDP) for AirplaneLD-COL-0100-ReachabilityCardinality-04
lola: result : unknown
lola: fired transitions : 44275
lola: tried executions : 22139
lola: time used : 0.000000
lola: memory pages used : 0
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
sara: try reading problem file /home/mcc/execution/ReachabilityCardinality-110.sara.

lola: FINISHED task # 110 (type SKEL/EQUN) for AirplaneLD-COL-0100-ReachabilityCardinality-14
lola: result : false
lola: CANCELED task # 98 (type FNDP) for AirplaneLD-COL-0100-ReachabilityCardinality-14 (obsolete)
lola: LAUNCH task # 75 (type SKEL/FNDP) for 45 AirplaneLD-COL-0100-ReachabilityCardinality-15
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 88 (type SKEL/EQUN) for 45 AirplaneLD-COL-0100-ReachabilityCardinality-15
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 98 (type SKEL/FNDP) for AirplaneLD-COL-0100-ReachabilityCardinality-14
lola: result : unknown
lola: fired transitions : 8584
lola: tried executions : 1084
lola: time used : 0.000000
lola: memory pages used : 0
lola: rewrite Frontend/Parser/formula_rewrite.k:96
lola: rewrite Frontend/Parser/formula_rewrite.k:156
lola: rewrite Frontend/Parser/formula_rewrite.k:147
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: Rule S: 0 transitions removed,0 places removed
sara: try reading problem file /home/mcc/execution/ReachabilityCardinality-88.sara.

lola: FINISHED task # 88 (type SKEL/EQUN) for AirplaneLD-COL-0100-ReachabilityCardinality-15
lola: result : false
lola: CANCELED task # 75 (type FNDP) for AirplaneLD-COL-0100-ReachabilityCardinality-15 (obsolete)
lola: LAUNCH task # 103 (type SKEL/FNDP) for 9 AirplaneLD-COL-0100-ReachabilityCardinality-03
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 118 (type SKEL/EQUN) for 9 AirplaneLD-COL-0100-ReachabilityCardinality-03
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 75 (type SKEL/FNDP) for AirplaneLD-COL-0100-ReachabilityCardinality-15
lola: result : unknown
lola: fired transitions : 103688
lola: tried executions : 12377
lola: time used : 0.000000
lola: memory pages used : 0
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
sara: try reading problem file /home/mcc/execution/ReachabilityCardinality-118.sara.
sara: place or transition ordering is non-deterministic

lola: planning for AirplaneLD-COL-0100-ReachabilityCardinality-01 stopped (result already fixed).
lola: planning for AirplaneLD-COL-0100-ReachabilityCardinality-15 stopped (result already fixed).
lola: planning for AirplaneLD-COL-0100-ReachabilityCardinality-11 stopped (result already fixed).
lola: planning for AirplaneLD-COL-0100-ReachabilityCardinality-14 stopped (result already fixed).
lola: planning for AirplaneLD-COL-0100-ReachabilityCardinality-04 stopped (result already fixed).
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: FINISHED task # 118 (type SKEL/EQUN) for AirplaneLD-COL-0100-ReachabilityCardinality-03
lola: result : false
lola: CANCELED task # 103 (type FNDP) for AirplaneLD-COL-0100-ReachabilityCardinality-03 (obsolete)
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: LAUNCH task # 149 (type EXCL) for 30 AirplaneLD-COL-0100-ReachabilityCardinality-10
lola: time limit : 599 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 145 (type FNDP) for 30 AirplaneLD-COL-0100-ReachabilityCardinality-10
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: FINISHED task # 103 (type SKEL/FNDP) for AirplaneLD-COL-0100-ReachabilityCardinality-03
lola: result : unknown
lola: fired transitions : 49558
lola: tried executions : 9005
lola: time used : 0.000000
lola: memory pages used : 0
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: FINISHED task # 149 (type EXCL) for AirplaneLD-COL-0100-ReachabilityCardinality-10
lola: result : true
lola: markings : 2
lola: fired transitions : 1
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 145 (type FNDP) for AirplaneLD-COL-0100-ReachabilityCardinality-10 (obsolete)
lola: LAUNCH task # 167 (type EXCL) for 6 AirplaneLD-COL-0100-ReachabilityCardinality-02
lola: time limit : 719 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 153 (type FNDP) for 6 AirplaneLD-COL-0100-ReachabilityCardinality-02
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: FINISHED task # 167 (type EXCL) for AirplaneLD-COL-0100-ReachabilityCardinality-02
lola: result : true
lola: markings : 2
lola: fired transitions : 1
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 153 (type FNDP) for AirplaneLD-COL-0100-ReachabilityCardinality-02 (obsolete)
lola: LAUNCH task # 164 (type EXCL) for 36 AirplaneLD-COL-0100-ReachabilityCardinality-12
lola: time limit : 899 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 80 (type SKEL/FNDP) for 24 AirplaneLD-COL-0100-ReachabilityCardinality-08
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 145 (type FNDP) for AirplaneLD-COL-0100-ReachabilityCardinality-10
lola: result : true
lola: tried executions : 1
lola: time used : 0.000000
lola: memory pages used : 0
lola: FINISHED task # 164 (type EXCL) for AirplaneLD-COL-0100-ReachabilityCardinality-12
lola: result : false
lola: markings : 2
lola: fired transitions : 1
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 109 (type FNDP) for AirplaneLD-COL-0100-ReachabilityCardinality-12 (obsolete)
lola: LAUNCH task # 136 (type SKEL/EQUN) for 0 AirplaneLD-COL-0100-ReachabilityCardinality-00
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: LAUNCH task # 142 (type SKEL/SRCH) for 0 AirplaneLD-COL-0100-ReachabilityCardinality-00
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 109 (type SKEL/FNDP) for AirplaneLD-COL-0100-ReachabilityCardinality-12
lola: result : unknown
lola: fired transitions : 274435
lola: tried executions : 137219
lola: time used : 0.000000
lola: memory pages used : 0
lola: FINISHED task # 153 (type FNDP) for AirplaneLD-COL-0100-ReachabilityCardinality-02
lola: result : true
lola: tried executions : 1
lola: time used : 0.000000
lola: memory pages used : 0
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: FINISHED task # 142 (type SKEL/SRCH) for AirplaneLD-COL-0100-ReachabilityCardinality-00
lola: result : false
lola: markings : 2
lola: fired transitions : 1
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 108 (type FNDP) for AirplaneLD-COL-0100-ReachabilityCardinality-00 (obsolete)
lola: CANCELED task # 136 (type EQUN) for AirplaneLD-COL-0100-ReachabilityCardinality-00 (obsolete)
lola: LAUNCH task # 101 (type SKEL/EQUN) for 24 AirplaneLD-COL-0100-ReachabilityCardinality-08
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: LAUNCH task # 138 (type SKEL/SRCH) for 24 AirplaneLD-COL-0100-ReachabilityCardinality-08
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: LAUNCH task # 139 (type SKEL/SRCH) for 24 AirplaneLD-COL-0100-ReachabilityCardinality-08
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 108 (type SKEL/FNDP) for AirplaneLD-COL-0100-ReachabilityCardinality-00
lola: result : unknown
lola: fired transitions : 267741
lola: tried executions : 133872
lola: time used : 0.000000
lola: memory pages used : 0
lola: FINISHED task # 139 (type SKEL/SRCH) for AirplaneLD-COL-0100-ReachabilityCardinality-08
lola: result : false
lola: markings : 13
lola: fired transitions : 12
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 80 (type FNDP) for AirplaneLD-COL-0100-ReachabilityCardinality-08 (obsolete)
lola: CANCELED task # 101 (type EQUN) for AirplaneLD-COL-0100-ReachabilityCardinality-08 (obsolete)
lola: CANCELED task # 138 (type SRCH) for AirplaneLD-COL-0100-ReachabilityCardinality-08 (obsolete)
sara: try reading problem file /home/mcc/execution/ReachabilityCardinality-136.sara.
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787

sara: try reading problem file /home/mcc/execution/ReachabilityCardinality-101.sara.
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
sara: place or transition ordering is non-deterministic

lola: LAUNCH task # 181 (type EXCL) for 15 AirplaneLD-COL-0100-ReachabilityCardinality-05
lola: time limit : 3599 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 177 (type FNDP) for 15 AirplaneLD-COL-0100-ReachabilityCardinality-05
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 178 (type EQUN) for 15 AirplaneLD-COL-0100-ReachabilityCardinality-05
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 180 (type SRCH) for 15 AirplaneLD-COL-0100-ReachabilityCardinality-05
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 181 (type EXCL) for AirplaneLD-COL-0100-ReachabilityCardinality-05
lola: result : true
lola: markings : 5
lola: fired transitions : 4
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 177 (type FNDP) for AirplaneLD-COL-0100-ReachabilityCardinality-05 (obsolete)
lola: CANCELED task # 178 (type EQUN) for AirplaneLD-COL-0100-ReachabilityCardinality-05 (obsolete)
lola: CANCELED task # 180 (type SRCH) for AirplaneLD-COL-0100-ReachabilityCardinality-05 (obsolete)
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: Portfolio finished: no open formulas

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
AirplaneLD-COL-0100-ReachabilityCardinality-00: EF false skeleton: tandem / insertion
AirplaneLD-COL-0100-ReachabilityCardinality-01: AG true skeleton: tandem / relaxed
AirplaneLD-COL-0100-ReachabilityCardinality-02: EF true tandem / relaxed
AirplaneLD-COL-0100-ReachabilityCardinality-03: AG true skeleton: state equation
AirplaneLD-COL-0100-ReachabilityCardinality-04: EF false skeleton: state equation
AirplaneLD-COL-0100-ReachabilityCardinality-05: AG false tandem / relaxed
AirplaneLD-COL-0100-ReachabilityCardinality-06: EF false skeleton: tandem / insertion
AirplaneLD-COL-0100-ReachabilityCardinality-07: INITIAL false skeleton: preprocessing
AirplaneLD-COL-0100-ReachabilityCardinality-08: AG true skeleton: tandem / relaxed
AirplaneLD-COL-0100-ReachabilityCardinality-09: INITIAL false skeleton: preprocessing
AirplaneLD-COL-0100-ReachabilityCardinality-10: EF true tandem / relaxed
AirplaneLD-COL-0100-ReachabilityCardinality-11: EF false skeleton: tandem / insertion
AirplaneLD-COL-0100-ReachabilityCardinality-12: EF false tandem / relaxed
AirplaneLD-COL-0100-ReachabilityCardinality-13: INITIAL false skeleton: preprocessing
AirplaneLD-COL-0100-ReachabilityCardinality-14: AG true skeleton: state equation
AirplaneLD-COL-0100-ReachabilityCardinality-15: AG true skeleton: state equation


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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="AirplaneLD-COL-0100"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="lola"
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 lola"
echo " Input is AirplaneLD-COL-0100, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r004-tall-162037985700198"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AirplaneLD-COL-0100.tgz
mv AirplaneLD-COL-0100 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;