fond
Model Checking Contest 2021
11th edition, Paris, France, June 23, 2021
Execution of r194-smll-162089448900158
Last Updated
Jun 28, 2021

About the Execution of LoLA for RwMutex-PT-r0010w1000

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
223.563 8374.00 12353.00 55.20 FTFTTTFFFFFFFFTT normal

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.r194-smll-162089448900158.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2021-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.............................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool lola
Input is RwMutex-PT-r0010w1000, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r194-smll-162089448900158
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.2M
-rw-r--r-- 1 mcc users 15K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 136K May 10 09:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 12K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 103K May 10 09:44 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 3.5K Mar 28 16:34 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 28 16:34 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 28 16:34 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 28 16:34 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Mar 27 11:03 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K Mar 27 11:03 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.3K Mar 25 14:12 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 22K Mar 25 14:12 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 22 08:15 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 22 08:15 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 5 16:51 equiv_col
-rw-r--r-- 1 mcc users 11 May 5 16:51 instance
-rw-r--r-- 1 mcc users 6 May 5 16:51 iscolored
-rw-r--r-- 1 mcc users 1.8M 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 RwMutex-PT-r0010w1000-ReachabilityCardinality-00
FORMULA_NAME RwMutex-PT-r0010w1000-ReachabilityCardinality-01
FORMULA_NAME RwMutex-PT-r0010w1000-ReachabilityCardinality-02
FORMULA_NAME RwMutex-PT-r0010w1000-ReachabilityCardinality-03
FORMULA_NAME RwMutex-PT-r0010w1000-ReachabilityCardinality-04
FORMULA_NAME RwMutex-PT-r0010w1000-ReachabilityCardinality-05
FORMULA_NAME RwMutex-PT-r0010w1000-ReachabilityCardinality-06
FORMULA_NAME RwMutex-PT-r0010w1000-ReachabilityCardinality-07
FORMULA_NAME RwMutex-PT-r0010w1000-ReachabilityCardinality-08
FORMULA_NAME RwMutex-PT-r0010w1000-ReachabilityCardinality-09
FORMULA_NAME RwMutex-PT-r0010w1000-ReachabilityCardinality-10
FORMULA_NAME RwMutex-PT-r0010w1000-ReachabilityCardinality-11
FORMULA_NAME RwMutex-PT-r0010w1000-ReachabilityCardinality-12
FORMULA_NAME RwMutex-PT-r0010w1000-ReachabilityCardinality-13
FORMULA_NAME RwMutex-PT-r0010w1000-ReachabilityCardinality-14
FORMULA_NAME RwMutex-PT-r0010w1000-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1620946068404

starting LoLA
BK_INPUT RwMutex-PT-r0010w1000
BK_EXAMINATION: ReachabilityCardinality
bin directory: /home/mcc/BenchKit/bin
current directory: /home/mcc/execution
ReachabilityCardinality

FORMULA RwMutex-PT-r0010w1000-ReachabilityCardinality-00 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA RwMutex-PT-r0010w1000-ReachabilityCardinality-01 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA RwMutex-PT-r0010w1000-ReachabilityCardinality-03 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA RwMutex-PT-r0010w1000-ReachabilityCardinality-02 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA RwMutex-PT-r0010w1000-ReachabilityCardinality-04 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA RwMutex-PT-r0010w1000-ReachabilityCardinality-05 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA RwMutex-PT-r0010w1000-ReachabilityCardinality-06 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA RwMutex-PT-r0010w1000-ReachabilityCardinality-12 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA RwMutex-PT-r0010w1000-ReachabilityCardinality-07 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA RwMutex-PT-r0010w1000-ReachabilityCardinality-14 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA RwMutex-PT-r0010w1000-ReachabilityCardinality-10 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA RwMutex-PT-r0010w1000-ReachabilityCardinality-11 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA RwMutex-PT-r0010w1000-ReachabilityCardinality-09 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA RwMutex-PT-r0010w1000-ReachabilityCardinality-13 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA RwMutex-PT-r0010w1000-ReachabilityCardinality-08 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA RwMutex-PT-r0010w1000-ReachabilityCardinality-15 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1620946076778

--------------------
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 place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/ReachabilityCardinality.xml
lola: Created skeleton in 0.000000 secs.
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: LAUNCH task # 49 (type SKEL/FNDP) for 0 RwMutex-PT-r0010w1000-ReachabilityCardinality-00
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 50 (type SKEL/EQUN) for 0 RwMutex-PT-r0010w1000-ReachabilityCardinality-00
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: LAUNCH task # 52 (type SKEL/SRCH) for 0 RwMutex-PT-r0010w1000-ReachabilityCardinality-00
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 53 (type SKEL/SRCH) for 0 RwMutex-PT-r0010w1000-ReachabilityCardinality-00
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 52 (type SKEL/SRCH) for RwMutex-PT-r0010w1000-ReachabilityCardinality-00
lola: result : false
lola: markings : 4
lola: fired transitions : 6
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 49 (type FNDP) for RwMutex-PT-r0010w1000-ReachabilityCardinality-00 (obsolete)
lola: CANCELED task # 50 (type EQUN) for RwMutex-PT-r0010w1000-ReachabilityCardinality-00 (obsolete)
lola: CANCELED task # 53 (type SRCH) for RwMutex-PT-r0010w1000-ReachabilityCardinality-00 (obsolete)
lola: FINISHED task # 53 (type SKEL/SRCH) for RwMutex-PT-r0010w1000-ReachabilityCardinality-00
lola: result : false
lola: markings : 4
lola: fired transitions : 6
lola: time used : 0.000000
lola: memory pages used : 1
lola: FINISHED task # 50 (type SKEL/EQUN) for RwMutex-PT-r0010w1000-ReachabilityCardinality-00
lola: result : unknown
lola: Created skeleton in 0.000000 secs.
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 # 57 (type SKEL/FNDP) for 3 RwMutex-PT-r0010w1000-ReachabilityCardinality-01
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 58 (type SKEL/EQUN) for 3 RwMutex-PT-r0010w1000-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 # 60 (type SKEL/SRCH) for 3 RwMutex-PT-r0010w1000-ReachabilityCardinality-01
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 61 (type SKEL/SRCH) for 3 RwMutex-PT-r0010w1000-ReachabilityCardinality-01
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 60 (type SKEL/SRCH) for RwMutex-PT-r0010w1000-ReachabilityCardinality-01
lola: result : false
lola: markings : 6
lola: fired transitions : 10
lola: time used : 0.000000
lola: memory pages used : 1
lola: FINISHED task # 61 (type SKEL/SRCH) for RwMutex-PT-r0010w1000-ReachabilityCardinality-01
lola: result : false
lola: markings : 6
lola: fired transitions : 10
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 57 (type FNDP) for RwMutex-PT-r0010w1000-ReachabilityCardinality-01 (obsolete)
lola: CANCELED task # 58 (type EQUN) for RwMutex-PT-r0010w1000-ReachabilityCardinality-01 (obsolete)
lola: FINISHED task # 58 (type SKEL/EQUN) for RwMutex-PT-r0010w1000-ReachabilityCardinality-01
lola: result : unknown
lola: Created skeleton in 0.000000 secs.
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 # 65 (type SKEL/FNDP) for 9 RwMutex-PT-r0010w1000-ReachabilityCardinality-03
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 66 (type SKEL/EQUN) for 9 RwMutex-PT-r0010w1000-ReachabilityCardinality-03
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 # 68 (type SKEL/SRCH) for 9 RwMutex-PT-r0010w1000-ReachabilityCardinality-03
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 69 (type SKEL/SRCH) for 9 RwMutex-PT-r0010w1000-ReachabilityCardinality-03
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 68 (type SKEL/SRCH) for RwMutex-PT-r0010w1000-ReachabilityCardinality-03
lola: result : false
lola: markings : 8
lola: fired transitions : 14
lola: time used : 0.000000
lola: memory pages used : 1
lola: FINISHED task # 69 (type SKEL/SRCH) for RwMutex-PT-r0010w1000-ReachabilityCardinality-03
lola: result : false
lola: markings : 8
lola: fired transitions : 14
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 65 (type FNDP) for RwMutex-PT-r0010w1000-ReachabilityCardinality-03 (obsolete)
lola: CANCELED task # 66 (type EQUN) for RwMutex-PT-r0010w1000-ReachabilityCardinality-03 (obsolete)
lola: FINISHED task # 65 (type SKEL/FNDP) for RwMutex-PT-r0010w1000-ReachabilityCardinality-03
lola: result : unknown
lola: fired transitions : 1275
lola: tried executions : 2
lola: time used : 0.000000
lola: memory pages used : 0
lola: FINISHED task # 66 (type SKEL/EQUN) for RwMutex-PT-r0010w1000-ReachabilityCardinality-03
lola: result : unknown
lola: Created skeleton in 0.000000 secs.
lola: Rule S: 0 transitions removed,0 places removed
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: LAUNCH task # 72 (type SKEL/FNDP) for 6 RwMutex-PT-r0010w1000-ReachabilityCardinality-02
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 73 (type SKEL/EQUN) for 6 RwMutex-PT-r0010w1000-ReachabilityCardinality-02
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: LAUNCH task # 75 (type SKEL/SRCH) for 6 RwMutex-PT-r0010w1000-ReachabilityCardinality-02
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 76 (type SKEL/SRCH) for 6 RwMutex-PT-r0010w1000-ReachabilityCardinality-02
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 76 (type SKEL/SRCH) for RwMutex-PT-r0010w1000-ReachabilityCardinality-02
lola: result : false
lola: markings : 9
lola: fired transitions : 16
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 72 (type FNDP) for RwMutex-PT-r0010w1000-ReachabilityCardinality-02 (obsolete)
lola: CANCELED task # 73 (type EQUN) for RwMutex-PT-r0010w1000-ReachabilityCardinality-02 (obsolete)
lola: CANCELED task # 75 (type SRCH) for RwMutex-PT-r0010w1000-ReachabilityCardinality-02 (obsolete)
lola: FINISHED task # 72 (type SKEL/FNDP) for RwMutex-PT-r0010w1000-ReachabilityCardinality-02
lola: result : unknown
lola: fired transitions : 2
lola: tried executions : 2
lola: time used : 0.000000
lola: memory pages used : 0
lola: FINISHED task # 73 (type SKEL/EQUN) for RwMutex-PT-r0010w1000-ReachabilityCardinality-02
lola: result : unknown
lola: planning for RwMutex-PT-r0010w1000-ReachabilityCardinality-00 stopped (result already fixed).
lola: planning for RwMutex-PT-r0010w1000-ReachabilityCardinality-01 stopped (result already fixed).
lola: planning for RwMutex-PT-r0010w1000-ReachabilityCardinality-02 stopped (result already fixed).
lola: planning for RwMutex-PT-r0010w1000-ReachabilityCardinality-03 stopped (result already fixed).
lola: Created skeleton in 0.000000 secs.
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 # 80 (type SKEL/FNDP) for 12 RwMutex-PT-r0010w1000-ReachabilityCardinality-04
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 81 (type SKEL/EQUN) for 12 RwMutex-PT-r0010w1000-ReachabilityCardinality-04
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 83 (type SKEL/SRCH) for 12 RwMutex-PT-r0010w1000-ReachabilityCardinality-04
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 84 (type SKEL/SRCH) for 12 RwMutex-PT-r0010w1000-ReachabilityCardinality-04
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 83 (type SKEL/SRCH) for RwMutex-PT-r0010w1000-ReachabilityCardinality-04
lola: result : false
lola: markings : 9
lola: fired transitions : 16
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 80 (type FNDP) for RwMutex-PT-r0010w1000-ReachabilityCardinality-04 (obsolete)
lola: CANCELED task # 81 (type EQUN) for RwMutex-PT-r0010w1000-ReachabilityCardinality-04 (obsolete)
lola: CANCELED task # 84 (type SRCH) for RwMutex-PT-r0010w1000-ReachabilityCardinality-04 (obsolete)
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: Created skeleton in 0.000000 secs.
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 # 88 (type SKEL/FNDP) for 15 RwMutex-PT-r0010w1000-ReachabilityCardinality-05
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 89 (type SKEL/EQUN) for 15 RwMutex-PT-r0010w1000-ReachabilityCardinality-05
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 91 (type SKEL/SRCH) for 15 RwMutex-PT-r0010w1000-ReachabilityCardinality-05
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 92 (type SKEL/SRCH) for 15 RwMutex-PT-r0010w1000-ReachabilityCardinality-05
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: FINISHED task # 91 (type SKEL/SRCH) for RwMutex-PT-r0010w1000-ReachabilityCardinality-05
lola: result : false
lola: markings : 9
lola: fired transitions : 16
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 88 (type FNDP) for RwMutex-PT-r0010w1000-ReachabilityCardinality-05 (obsolete)
lola: CANCELED task # 89 (type EQUN) for RwMutex-PT-r0010w1000-ReachabilityCardinality-05 (obsolete)
lola: CANCELED task # 92 (type SRCH) for RwMutex-PT-r0010w1000-ReachabilityCardinality-05 (obsolete)
sara: try reading problem file /home/mcc/execution/ReachabilityCardinality-81.sara.
sara: try reading problem file /home/mcc/execution/ReachabilityCardinality-89.sara.
sara: place or transition ordering is non-deterministic

sara: place or transition ordering is non-deterministic

lola: Created skeleton in 0.000000 secs.
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: LAUNCH task # 95 (type SKEL/FNDP) for 18 RwMutex-PT-r0010w1000-ReachabilityCardinality-06
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 96 (type SKEL/EQUN) for 18 RwMutex-PT-r0010w1000-ReachabilityCardinality-06
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 98 (type SKEL/SRCH) for 18 RwMutex-PT-r0010w1000-ReachabilityCardinality-06
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 99 (type SKEL/SRCH) for 18 RwMutex-PT-r0010w1000-ReachabilityCardinality-06
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: FINISHED task # 89 (type SKEL/EQUN) for RwMutex-PT-r0010w1000-ReachabilityCardinality-05
lola: result : false
lola: FINISHED task # 98 (type SKEL/SRCH) for RwMutex-PT-r0010w1000-ReachabilityCardinality-06
lola: result : false
lola: markings : 4
lola: fired transitions : 6
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 95 (type FNDP) for RwMutex-PT-r0010w1000-ReachabilityCardinality-06 (obsolete)
lola: CANCELED task # 96 (type EQUN) for RwMutex-PT-r0010w1000-ReachabilityCardinality-06 (obsolete)
lola: CANCELED task # 99 (type SRCH) for RwMutex-PT-r0010w1000-ReachabilityCardinality-06 (obsolete)
lola: FINISHED task # 99 (type SKEL/SRCH) for RwMutex-PT-r0010w1000-ReachabilityCardinality-06
lola: result : false
lola: markings : 4
lola: fired transitions : 6
lola: time used : 0.000000
lola: memory pages used : 1
lola: FINISHED task # 81 (type SKEL/EQUN) for RwMutex-PT-r0010w1000-ReachabilityCardinality-04
lola: result : false
lola: FINISHED task # 96 (type SKEL/EQUN) for RwMutex-PT-r0010w1000-ReachabilityCardinality-06
lola: result : unknown
lola: Created skeleton in 0.000000 secs.
lola: planning for RwMutex-PT-r0010w1000-ReachabilityCardinality-04 stopped (result already fixed).
lola: planning for RwMutex-PT-r0010w1000-ReachabilityCardinality-06 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: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: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: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: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: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: LAUNCH task # 135 (type EXCL) for 36 RwMutex-PT-r0010w1000-ReachabilityCardinality-12
lola: time limit : 199 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 101 (type FNDP) for 21 RwMutex-PT-r0010w1000-ReachabilityCardinality-07
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 102 (type EQUN) for 21 RwMutex-PT-r0010w1000-ReachabilityCardinality-07
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 104 (type SRCH) for 21 RwMutex-PT-r0010w1000-ReachabilityCardinality-07
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: planning for RwMutex-PT-r0010w1000-ReachabilityCardinality-05 stopped (result already fixed).
lola: FINISHED task # 135 (type EXCL) for RwMutex-PT-r0010w1000-ReachabilityCardinality-12
lola: result : false
lola: markings : 5
lola: fired transitions : 8
lola: time used : 0.000000
lola: memory pages used : 1
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: LAUNCH task # 148 (type EXCL) for 42 RwMutex-PT-r0010w1000-ReachabilityCardinality-14
lola: time limit : 224 sec
lola: memory limit: 32 pages
lola: FINISHED task # 104 (type SRCH) for RwMutex-PT-r0010w1000-ReachabilityCardinality-07
lola: result : false
lola: markings : 2
lola: fired transitions : 2
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 101 (type FNDP) for RwMutex-PT-r0010w1000-ReachabilityCardinality-07 (obsolete)
lola: CANCELED task # 102 (type EQUN) for RwMutex-PT-r0010w1000-ReachabilityCardinality-07 (obsolete)
lola: LAUNCH task # 119 (type FNDP) for 30 RwMutex-PT-r0010w1000-ReachabilityCardinality-10
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 120 (type EQUN) for 30 RwMutex-PT-r0010w1000-ReachabilityCardinality-10
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: LAUNCH task # 122 (type SRCH) for 30 RwMutex-PT-r0010w1000-ReachabilityCardinality-10
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 148 (type EXCL) for RwMutex-PT-r0010w1000-ReachabilityCardinality-14
lola: result : false
lola: markings : 4
lola: fired transitions : 6
lola: time used : 0.000000
lola: memory pages used : 1
sara: try reading problem file /home/mcc/execution/ReachabilityCardinality-102.sara.
sara: place or transition ordering is non-deterministic

sara: try reading problem file /home/mcc/execution/ReachabilityCardinality-120.sara.
sara: place or transition ordering is non-deterministic
lola: LAUNCH task # 117 (type EXCL) for 27 RwMutex-PT-r0010w1000-ReachabilityCardinality-09
lola: time limit : 299 sec
lola: memory limit: 32 pages

lola: FINISHED task # 122 (type SRCH) for RwMutex-PT-r0010w1000-ReachabilityCardinality-10
lola: result : false
lola: markings : 2
lola: fired transitions : 2
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 119 (type FNDP) for RwMutex-PT-r0010w1000-ReachabilityCardinality-10 (obsolete)
lola: CANCELED task # 120 (type EQUN) for RwMutex-PT-r0010w1000-ReachabilityCardinality-10 (obsolete)
lola: LAUNCH task # 125 (type FNDP) for 33 RwMutex-PT-r0010w1000-ReachabilityCardinality-11
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 126 (type EQUN) for 33 RwMutex-PT-r0010w1000-ReachabilityCardinality-11
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 128 (type SRCH) for 33 RwMutex-PT-r0010w1000-ReachabilityCardinality-11
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: FINISHED task # 119 (type FNDP) for RwMutex-PT-r0010w1000-ReachabilityCardinality-10
lola: result : unknown
lola: fired transitions : 2938
lola: tried executions : 2
lola: time used : 0.000000
lola: memory pages used : 0
lola: FINISHED task # 128 (type SRCH) for RwMutex-PT-r0010w1000-ReachabilityCardinality-11
lola: result : false
lola: markings : 2
lola: fired transitions : 2
lola: time used : 0.000000
lola: memory pages used : 1
sara: try reading problem file /home/mcc/execution/ReachabilityCardinality-126.sara.
sara: place or transition ordering is non-deterministic

lola: CANCELED task # 125 (type FNDP) for RwMutex-PT-r0010w1000-ReachabilityCardinality-11 (obsolete)
lola: CANCELED task # 126 (type EQUN) for RwMutex-PT-r0010w1000-ReachabilityCardinality-11 (obsolete)
lola: LAUNCH task # 137 (type FNDP) for 39 RwMutex-PT-r0010w1000-ReachabilityCardinality-13
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 138 (type EQUN) for 39 RwMutex-PT-r0010w1000-ReachabilityCardinality-13
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: LAUNCH task # 140 (type SRCH) for 39 RwMutex-PT-r0010w1000-ReachabilityCardinality-13
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 120 (type EQUN) for RwMutex-PT-r0010w1000-ReachabilityCardinality-10
lola: result : false
lola: FINISHED task # 117 (type EXCL) for RwMutex-PT-r0010w1000-ReachabilityCardinality-09
lola: result : false
lola: markings : 7
lola: fired transitions : 12
lola: time used : 0.000000
lola: memory pages used : 1
lola: FINISHED task # 125 (type FNDP) for RwMutex-PT-r0010w1000-ReachabilityCardinality-11
lola: result : unknown
lola: fired transitions : 1229
lola: tried executions : 2
lola: time used : 0.000000
lola: memory pages used : 0
lola: FINISHED task # 102 (type EQUN) for RwMutex-PT-r0010w1000-ReachabilityCardinality-07
lola: result : false
lola: LAUNCH task # 111 (type EXCL) for 24 RwMutex-PT-r0010w1000-ReachabilityCardinality-08
lola: time limit : 598 sec
lola: memory limit: 32 pages
lola: FINISHED task # 140 (type SRCH) for RwMutex-PT-r0010w1000-ReachabilityCardinality-13
lola: result : false
lola: markings : 11
lola: fired transitions : 20
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 137 (type FNDP) for RwMutex-PT-r0010w1000-ReachabilityCardinality-13 (obsolete)
lola: CANCELED task # 138 (type EQUN) for RwMutex-PT-r0010w1000-ReachabilityCardinality-13 (obsolete)
lola: LAUNCH task # 107 (type FNDP) for 24 RwMutex-PT-r0010w1000-ReachabilityCardinality-08
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 108 (type EQUN) for 24 RwMutex-PT-r0010w1000-ReachabilityCardinality-08
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 110 (type SRCH) for 24 RwMutex-PT-r0010w1000-ReachabilityCardinality-08
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 137 (type FNDP) for RwMutex-PT-r0010w1000-ReachabilityCardinality-13
lola: result : unknown
lola: fired transitions : 617
lola: tried executions : 2
lola: time used : 0.000000
lola: memory pages used : 0
lola: Created skeleton in 0.000000 secs.
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: FINISHED task # 111 (type EXCL) for RwMutex-PT-r0010w1000-ReachabilityCardinality-08
lola: result : false
lola: markings : 6
lola: fired transitions : 10
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 107 (type FNDP) for RwMutex-PT-r0010w1000-ReachabilityCardinality-08 (obsolete)
lola: CANCELED task # 108 (type EQUN) for RwMutex-PT-r0010w1000-ReachabilityCardinality-08 (obsolete)
lola: CANCELED task # 110 (type SRCH) for RwMutex-PT-r0010w1000-ReachabilityCardinality-08 (obsolete)
lola: FINISHED task # 126 (type EQUN) for RwMutex-PT-r0010w1000-ReachabilityCardinality-11
lola: result : false
lola: FINISHED task # 138 (type EQUN) for RwMutex-PT-r0010w1000-ReachabilityCardinality-13
lola: result : unknown
lola: FINISHED task # 107 (type FNDP) for RwMutex-PT-r0010w1000-ReachabilityCardinality-08
lola: result : unknown
lola: fired transitions : 209
lola: tried executions : 2
lola: time used : 0.000000
lola: memory pages used : 0
lola: Created skeleton in 0.000000 secs.
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
sara: try reading problem file /home/mcc/execution/ReachabilityCardinality-108.sara.
sara: place or transition ordering is non-deterministic

lola: Created skeleton in 0.000000 secs.
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: LAUNCH task # 169 (type EXCL) for 45 RwMutex-PT-r0010w1000-ReachabilityCardinality-15
lola: time limit : 1796 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 165 (type FNDP) for 45 RwMutex-PT-r0010w1000-ReachabilityCardinality-15
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 166 (type EQUN) for 45 RwMutex-PT-r0010w1000-ReachabilityCardinality-15
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 168 (type SRCH) for 45 RwMutex-PT-r0010w1000-ReachabilityCardinality-15
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 169 (type EXCL) for RwMutex-PT-r0010w1000-ReachabilityCardinality-15
lola: result : false
lola: markings : 3
lola: fired transitions : 4
lola: time used : 0.000000
lola: memory pages used : 1
lola: FINISHED task # 168 (type SRCH) for RwMutex-PT-r0010w1000-ReachabilityCardinality-15
lola: result : false
lola: markings : 3
lola: fired transitions : 4
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 165 (type FNDP) for RwMutex-PT-r0010w1000-ReachabilityCardinality-15 (obsolete)
lola: CANCELED task # 166 (type EQUN) for RwMutex-PT-r0010w1000-ReachabilityCardinality-15 (obsolete)
lola: Portfolio finished: no open formulas

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
RwMutex-PT-r0010w1000-ReachabilityCardinality-00: EF false skeleton: tandem / insertion
RwMutex-PT-r0010w1000-ReachabilityCardinality-01: AG true skeleton: tandem / insertion
RwMutex-PT-r0010w1000-ReachabilityCardinality-02: EF false skeleton: tandem / relaxed
RwMutex-PT-r0010w1000-ReachabilityCardinality-03: AG true skeleton: tandem / insertion
RwMutex-PT-r0010w1000-ReachabilityCardinality-04: AG true skeleton: tandem / insertion
RwMutex-PT-r0010w1000-ReachabilityCardinality-05: AG true skeleton: tandem / insertion
RwMutex-PT-r0010w1000-ReachabilityCardinality-06: EF false skeleton: tandem / insertion
RwMutex-PT-r0010w1000-ReachabilityCardinality-07: EF false tandem / insertion
RwMutex-PT-r0010w1000-ReachabilityCardinality-08: EF false tandem / relaxed
RwMutex-PT-r0010w1000-ReachabilityCardinality-09: EF false tandem / relaxed
RwMutex-PT-r0010w1000-ReachabilityCardinality-10: EF false tandem / insertion
RwMutex-PT-r0010w1000-ReachabilityCardinality-11: EF false tandem / insertion
RwMutex-PT-r0010w1000-ReachabilityCardinality-12: EF false tandem / relaxed
RwMutex-PT-r0010w1000-ReachabilityCardinality-13: EF false tandem / insertion
RwMutex-PT-r0010w1000-ReachabilityCardinality-14: AG true tandem / relaxed
RwMutex-PT-r0010w1000-ReachabilityCardinality-15: AG true tandem / insertion


Time elapsed: 8 secs. Pages in use: 2
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: Created skeleton in 0.000000 secs.

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="RwMutex-PT-r0010w1000"
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 RwMutex-PT-r0010w1000, 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 r194-smll-162089448900158"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RwMutex-PT-r0010w1000.tgz
mv RwMutex-PT-r0010w1000 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 ;