About the Execution of Marcie for TCPcondis-PT-05
Execution Summary | |||||
Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
6072.331 | 22032.00 | 22070.00 | 0.00 | FFFTFTTTFTTTFTFT | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2023-input.r481-tall-167912692100498.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.....................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool marcie
Input is TCPcondis-PT-05, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 1
Run identifier is r481-tall-167912692100498
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 472K
-rw-r--r-- 1 mcc users 7.2K Feb 26 16:07 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K Feb 26 16:07 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Feb 26 16:06 CTLFireability.txt
-rw-r--r-- 1 mcc users 61K Feb 26 16:06 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.4K Feb 25 17:19 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Feb 25 17:19 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Feb 25 17:19 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Feb 25 17:19 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 26 16:08 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 98K Feb 26 16:08 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.5K Feb 26 16:07 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 84K Feb 26 16:07 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 17:19 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 17:19 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rwxr-xr-x 1 mcc users 24K Mar 5 18:23 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 TCPcondis-PT-05-CTLFireability-00
FORMULA_NAME TCPcondis-PT-05-CTLFireability-01
FORMULA_NAME TCPcondis-PT-05-CTLFireability-02
FORMULA_NAME TCPcondis-PT-05-CTLFireability-03
FORMULA_NAME TCPcondis-PT-05-CTLFireability-04
FORMULA_NAME TCPcondis-PT-05-CTLFireability-05
FORMULA_NAME TCPcondis-PT-05-CTLFireability-06
FORMULA_NAME TCPcondis-PT-05-CTLFireability-07
FORMULA_NAME TCPcondis-PT-05-CTLFireability-08
FORMULA_NAME TCPcondis-PT-05-CTLFireability-09
FORMULA_NAME TCPcondis-PT-05-CTLFireability-10
FORMULA_NAME TCPcondis-PT-05-CTLFireability-11
FORMULA_NAME TCPcondis-PT-05-CTLFireability-12
FORMULA_NAME TCPcondis-PT-05-CTLFireability-13
FORMULA_NAME TCPcondis-PT-05-CTLFireability-14
FORMULA_NAME TCPcondis-PT-05-CTLFireability-15
=== Now, execution of the tool begins
BK_START 1679847189867
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=marcie
BK_EXAMINATION=CTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=TCPcondis-PT-05
Not applying reductions.
Model is PT
CTLFireability PT
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//../marcie/bin/marcie --net-file=model.pnml --mcc-file=CTLFireability.xml --memory=6 --mcc-mode
parse successfull
net created successfully
Net: TCPcondis_PT_05
(NrP: 30 NrTr: 32 NrArc: 108)
parse formulas
formulas created successfully
place and transition orderings generation:0m 0.000sec
net check time: 0m 0.000sec
init dd package: 0m 2.890sec
RS generation: 0m 0.325sec
-> reachability set: #nodes 10669 (1.1e+04) #states 2,985,834 (6)
starting MCC model checker
--------------------------
checking: A [AX [~ [EG [~ [IS_FIREABLE [xraf]]]]] U IS_FIREABLE [rf1]]
normalized: [~ [EG [~ [IS_FIREABLE [rf1]]]] & ~ [E [~ [IS_FIREABLE [rf1]] U [EX [EG [~ [IS_FIREABLE [xraf]]]] & ~ [IS_FIREABLE [rf1]]]]]]
.
EG iterations: 1
..
EG iterations: 1
-> the formula is FALSE
FORMULA TCPcondis-PT-05-CTLFireability-00 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 0.314sec
checking: EX [EF [AG [~ [E [IS_FIREABLE [xend] U IS_FIREABLE [xCLOSE3]]]]]]
normalized: EX [E [true U ~ [E [true U E [IS_FIREABLE [xend] U IS_FIREABLE [xCLOSE3]]]]]]
.-> the formula is FALSE
FORMULA TCPcondis-PT-05-CTLFireability-02 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 0.240sec
checking: AF [EF [AF [[~ [IS_FIREABLE [xras]] & [IS_FIREABLE [ras] & EX [IS_FIREABLE [xraf1]]]]]]]
normalized: ~ [EG [~ [E [true U ~ [EG [~ [[[IS_FIREABLE [ras] & EX [IS_FIREABLE [xraf1]]] & ~ [IS_FIREABLE [xras]]]]]]]]]]
.............
EG iterations: 12
.
EG iterations: 1
-> the formula is TRUE
FORMULA TCPcondis-PT-05-CTLFireability-10 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 0.207sec
checking: [EF [[IS_FIREABLE [xPOPEN] & EG [IS_FIREABLE [xrf1]]]] | EG [[~ [IS_FIREABLE [SEND]] | IS_FIREABLE [xPOPEN]]]]
normalized: [EG [[~ [IS_FIREABLE [SEND]] | IS_FIREABLE [xPOPEN]]] | E [true U [IS_FIREABLE [xPOPEN] & EG [IS_FIREABLE [xrf1]]]]]
.
EG iterations: 1
.
EG iterations: 1
-> the formula is TRUE
FORMULA TCPcondis-PT-05-CTLFireability-05 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 0.176sec
checking: AX [EG [E [[AG [IS_FIREABLE [xrf1]] & E [IS_FIREABLE [CLOSE3] U IS_FIREABLE [rf2]]] U EF [[IS_FIREABLE [rf1] | IS_FIREABLE [xAOPEN]]]]]]
normalized: ~ [EX [~ [EG [E [[E [IS_FIREABLE [CLOSE3] U IS_FIREABLE [rf2]] & ~ [E [true U ~ [IS_FIREABLE [xrf1]]]]] U E [true U [IS_FIREABLE [rf1] | IS_FIREABLE [xAOPEN]]]]]]]]
EG iterations: 0
.-> the formula is TRUE
FORMULA TCPcondis-PT-05-CTLFireability-03 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 0.320sec
checking: A [[EX [~ [A [~ [IS_FIREABLE [xPOPEN]] U [IS_FIREABLE [end] & IS_FIREABLE [ras]]]]] | AG [E [AX [IS_FIREABLE [SEND]] U AX [IS_FIREABLE [POPEN]]]]] U EG [~ [[EF [~ [IS_FIREABLE [xend]]] | [AG [IS_FIREABLE [xend]] & ~ [IS_FIREABLE [xraf1]]]]]]]
normalized: [~ [EG [~ [EG [~ [[[~ [IS_FIREABLE [xraf1]] & ~ [E [true U ~ [IS_FIREABLE [xend]]]]] | E [true U ~ [IS_FIREABLE [xend]]]]]]]]] & ~ [E [~ [EG [~ [[[~ [IS_FIREABLE [xraf1]] & ~ [E [true U ~ [IS_FIREABLE [xend]]]]] | E [true U ~ [IS_FIREABLE [xend]]]]]]] U [~ [[~ [E [true U ~ [E [~ [EX [~ [IS_FIREABLE [SEND]]]] U ~ [EX [~ [IS_FIREABLE [POPEN]]]]]]]] | EX [~ [[~ [EG [~ [[IS_FIREABLE [end] & IS_FIREABLE [ras]]]]] & ~ [E [~ [[IS_FIREABLE [end] & IS_FIREABLE [ras]]] U [IS_FIREABLE [xPOPEN] & ~ [[IS_FIREABLE [end] & IS_FIREABLE [ras]]]]]]]]]]] & ~ [EG [~ [[[~ [IS_FIREABLE [xraf1]] & ~ [E [true U ~ [IS_FIREABLE [xend]]]]] | E [true U ~ [IS_FIREABLE [xend]]]]]]]]]]]
.
EG iterations: 1
.
EG iterations: 1
....
EG iterations: 1
.
EG iterations: 1
EG iterations: 0
-> the formula is FALSE
FORMULA TCPcondis-PT-05-CTLFireability-04 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 0.732sec
checking: A [[IS_FIREABLE [POPEN] & ~ [IS_FIREABLE [xraf1]]] U [AF [A [EG [IS_FIREABLE [xSEND]] U [[IS_FIREABLE [xCLOSE2] & IS_FIREABLE [xrf]] | [IS_FIREABLE [xCLOSE2] | IS_FIREABLE [xend]]]]] & IS_FIREABLE [xAOPEN]]]
normalized: [~ [EG [~ [[IS_FIREABLE [xAOPEN] & ~ [EG [~ [[~ [EG [~ [[[IS_FIREABLE [xCLOSE2] | IS_FIREABLE [xend]] | [IS_FIREABLE [xCLOSE2] & IS_FIREABLE [xrf]]]]]] & ~ [E [~ [[[IS_FIREABLE [xCLOSE2] | IS_FIREABLE [xend]] | [IS_FIREABLE [xCLOSE2] & IS_FIREABLE [xrf]]]] U [~ [EG [IS_FIREABLE [xSEND]]] & ~ [[[IS_FIREABLE [xCLOSE2] | IS_FIREABLE [xend]] | [IS_FIREABLE [xCLOSE2] & IS_FIREABLE [xrf]]]]]]]]]]]]]]] & ~ [E [~ [[IS_FIREABLE [xAOPEN] & ~ [EG [~ [[~ [EG [~ [[[IS_FIREABLE [xCLOSE2] | IS_FIREABLE [xend]] | [IS_FIREABLE [xCLOSE2] & IS_FIREABLE [xrf]]]]]] & ~ [E [~ [[[IS_FIREABLE [xCLOSE2] | IS_FIREABLE [xend]] | [IS_FIREABLE [xCLOSE2] & IS_FIREABLE [xrf]]]] U [~ [EG [IS_FIREABLE [xSEND]]] & ~ [[[IS_FIREABLE [xCLOSE2] | IS_FIREABLE [xend]] | [IS_FIREABLE [xCLOSE2] & IS_FIREABLE [xrf]]]]]]]]]]]]] U [~ [[IS_FIREABLE [POPEN] & ~ [IS_FIREABLE [xraf1]]]] & ~ [[IS_FIREABLE [xAOPEN] & ~ [EG [~ [[~ [EG [~ [[[IS_FIREABLE [xCLOSE2] | IS_FIREABLE [xend]] | [IS_FIREABLE [xCLOSE2] & IS_FIREABLE [xrf]]]]]] & ~ [E [~ [[[IS_FIREABLE [xCLOSE2] | IS_FIREABLE [xend]] | [IS_FIREABLE [xCLOSE2] & IS_FIREABLE [xrf]]]] U [~ [EG [IS_FIREABLE [xSEND]]] & ~ [[[IS_FIREABLE [xCLOSE2] | IS_FIREABLE [xend]] | [IS_FIREABLE [xCLOSE2] & IS_FIREABLE [xrf]]]]]]]]]]]]]]]]]
.
EG iterations: 1
...................................................................
EG iterations: 67
...................................................................
EG iterations: 67
.
EG iterations: 1
...................................................................
EG iterations: 67
...................................................................
EG iterations: 67
.
EG iterations: 1
...................................................................
EG iterations: 67
...................................................................
EG iterations: 67
............................................................................................
EG iterations: 92
-> the formula is TRUE
FORMULA TCPcondis-PT-05-CTLFireability-06 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 2.318sec
checking: [[AX [~ [EG [[AF [IS_FIREABLE [rs1]] | E [IS_FIREABLE [CLOSE3] U IS_FIREABLE [xrf2]]]]]] | EX [EX [EX [AX [IS_FIREABLE [raf2]]]]]] | EG [AX [[~ [[EF [IS_FIREABLE [rf2]] | EF [IS_FIREABLE [xraf]]]] | EF [[IS_FIREABLE [xraf] | IS_FIREABLE [end]]]]]]]
normalized: [EG [~ [EX [~ [[E [true U [IS_FIREABLE [xraf] | IS_FIREABLE [end]]] | ~ [[E [true U IS_FIREABLE [xraf]] | E [true U IS_FIREABLE [rf2]]]]]]]]] | [EX [EX [EX [~ [EX [~ [IS_FIREABLE [raf2]]]]]]] | ~ [EX [EG [[E [IS_FIREABLE [CLOSE3] U IS_FIREABLE [xrf2]] | ~ [EG [~ [IS_FIREABLE [rs1]]]]]]]]]]
.............................................................
EG iterations: 61
.
EG iterations: 1
......
EG iterations: 0
-> the formula is TRUE
FORMULA TCPcondis-PT-05-CTLFireability-07 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 0.919sec
checking: E [EX [~ [[[[~ [IS_FIREABLE [xrf1]] & [IS_FIREABLE [xrs] | IS_FIREABLE [rf]]] | E [IS_FIREABLE [xraf] U IS_FIREABLE [xras]]] & ~ [IS_FIREABLE [rf2]]]]] U E [EG [IS_FIREABLE [rsa]] U AX [IS_FIREABLE [CLOSE3]]]]
normalized: E [EX [~ [[~ [IS_FIREABLE [rf2]] & [E [IS_FIREABLE [xraf] U IS_FIREABLE [xras]] | [[IS_FIREABLE [xrs] | IS_FIREABLE [rf]] & ~ [IS_FIREABLE [xrf1]]]]]]] U E [EG [IS_FIREABLE [rsa]] U ~ [EX [~ [IS_FIREABLE [CLOSE3]]]]]]
..
EG iterations: 1
.-> the formula is TRUE
FORMULA TCPcondis-PT-05-CTLFireability-11 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 1.106sec
checking: EG [[[[EX [[AG [IS_FIREABLE [xrf1]] | [IS_FIREABLE [raf1] & IS_FIREABLE [end]]]] | ~ [[IS_FIREABLE [xrf2] & [~ [IS_FIREABLE [xend]] & AX [IS_FIREABLE [rsa]]]]]] | AG [IS_FIREABLE [CLOSE2]]] | EF [IS_FIREABLE [rs]]]]
normalized: EG [[E [true U IS_FIREABLE [rs]] | [~ [E [true U ~ [IS_FIREABLE [CLOSE2]]]] | [~ [[IS_FIREABLE [xrf2] & [~ [EX [~ [IS_FIREABLE [rsa]]]] & ~ [IS_FIREABLE [xend]]]]] | EX [[[IS_FIREABLE [raf1] & IS_FIREABLE [end]] | ~ [E [true U ~ [IS_FIREABLE [xrf1]]]]]]]]]]
..
EG iterations: 0
-> the formula is TRUE
FORMULA TCPcondis-PT-05-CTLFireability-13 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 0.142sec
checking: AF [[~ [[~ [IS_FIREABLE [xrs]] & AF [[AX [IS_FIREABLE [SEND]] | IS_FIREABLE [xrf2]]]]] & ~ [A [[A [IS_FIREABLE [xrs1] U IS_FIREABLE [AOPEN]] | [[IS_FIREABLE [AOPEN] & IS_FIREABLE [POPEN]] & ~ [IS_FIREABLE [xAOPEN]]]] U ~ [IS_FIREABLE [xrf2]]]]]]
normalized: ~ [EG [~ [[~ [[~ [EG [IS_FIREABLE [xrf2]]] & ~ [E [IS_FIREABLE [xrf2] U [IS_FIREABLE [xrf2] & ~ [[[~ [IS_FIREABLE [xAOPEN]] & [IS_FIREABLE [AOPEN] & IS_FIREABLE [POPEN]]] | [~ [EG [~ [IS_FIREABLE [AOPEN]]]] & ~ [E [~ [IS_FIREABLE [AOPEN]] U [~ [IS_FIREABLE [xrs1]] & ~ [IS_FIREABLE [AOPEN]]]]]]]]]]]]] & ~ [[~ [EG [~ [[IS_FIREABLE [xrf2] | ~ [EX [~ [IS_FIREABLE [SEND]]]]]]]] & ~ [IS_FIREABLE [xrs]]]]]]]]
....................................................................
EG iterations: 67
............................................................................................
EG iterations: 92
.
EG iterations: 1
.
EG iterations: 1
-> the formula is FALSE
FORMULA TCPcondis-PT-05-CTLFireability-08 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 1.930sec
checking: AG [~ [[[[[AF [IS_FIREABLE [end]] | E [IS_FIREABLE [xCLOSE3] U IS_FIREABLE [rsa]]] & [~ [AF [IS_FIREABLE [end]]] | [~ [IS_FIREABLE [rs]] | [IS_FIREABLE [xrs1] | IS_FIREABLE [xrs]]]]] & EG [[E [IS_FIREABLE [rsa] U IS_FIREABLE [CLOSE3]] & IS_FIREABLE [SEND]]]] & IS_FIREABLE [xraf]]]]
normalized: ~ [E [true U [IS_FIREABLE [xraf] & [EG [[IS_FIREABLE [SEND] & E [IS_FIREABLE [rsa] U IS_FIREABLE [CLOSE3]]]] & [[[[IS_FIREABLE [xrs1] | IS_FIREABLE [xrs]] | ~ [IS_FIREABLE [rs]]] | EG [~ [IS_FIREABLE [end]]]] & [E [IS_FIREABLE [xCLOSE3] U IS_FIREABLE [rsa]] | ~ [EG [~ [IS_FIREABLE [end]]]]]]]]]]
..........................................
EG iterations: 42
..........................................
EG iterations: 42
.
EG iterations: 1
-> the formula is FALSE
FORMULA TCPcondis-PT-05-CTLFireability-14 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 0.955sec
checking: A [EF [E [[[EX [IS_FIREABLE [xrf2]] | IS_FIREABLE [xAOPEN]] | [[IS_FIREABLE [xPOPEN] & IS_FIREABLE [AOPEN]] | E [IS_FIREABLE [raf2] U IS_FIREABLE [xrf1]]]] U [[EF [IS_FIREABLE [rf2]] & [IS_FIREABLE [rs1] & IS_FIREABLE [rf1]]] & [[IS_FIREABLE [xrsa] & IS_FIREABLE [end]] | AG [IS_FIREABLE [rs]]]]]] U A [IS_FIREABLE [rsa] U IS_FIREABLE [rs]]]
normalized: [~ [EG [~ [[~ [EG [~ [IS_FIREABLE [rs]]]] & ~ [E [~ [IS_FIREABLE [rs]] U [~ [IS_FIREABLE [rsa]] & ~ [IS_FIREABLE [rs]]]]]]]]] & ~ [E [~ [[~ [EG [~ [IS_FIREABLE [rs]]]] & ~ [E [~ [IS_FIREABLE [rs]] U [~ [IS_FIREABLE [rsa]] & ~ [IS_FIREABLE [rs]]]]]]] U [~ [E [true U E [[[E [IS_FIREABLE [raf2] U IS_FIREABLE [xrf1]] | [IS_FIREABLE [xPOPEN] & IS_FIREABLE [AOPEN]]] | [IS_FIREABLE [xAOPEN] | EX [IS_FIREABLE [xrf2]]]] U [[~ [E [true U ~ [IS_FIREABLE [rs]]]] | [IS_FIREABLE [xrsa] & IS_FIREABLE [end]]] & [[IS_FIREABLE [rs1] & IS_FIREABLE [rf1]] & E [true U IS_FIREABLE [rf2]]]]]]] & ~ [[~ [EG [~ [IS_FIREABLE [rs]]]] & ~ [E [~ [IS_FIREABLE [rs]] U [~ [IS_FIREABLE [rsa]] & ~ [IS_FIREABLE [rs]]]]]]]]]]]
.
EG iterations: 1
..
EG iterations: 1
.
EG iterations: 1
.
EG iterations: 1
-> the formula is FALSE
FORMULA TCPcondis-PT-05-CTLFireability-12 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 0.867sec
checking: [EX [EF [AX [E [IS_FIREABLE [xrf2] U IS_FIREABLE [raf1]]]]] & A [~ [[[~ [EF [IS_FIREABLE [raf2]]] & [[IS_FIREABLE [rsa] & IS_FIREABLE [AOPEN]] & [AF [IS_FIREABLE [xrf2]] & IS_FIREABLE [rf2]]]] & [AG [IS_FIREABLE [xrf1]] & ~ [[AG [IS_FIREABLE [CLOSE2]] & IS_FIREABLE [xCLOSE3]]]]]] U [AF [~ [[IS_FIREABLE [CLOSE2] & IS_FIREABLE [xraf]]]] | A [~ [[[IS_FIREABLE [AOPEN] & IS_FIREABLE [xend]] | ~ [IS_FIREABLE [raf]]]] U ~ [A [IS_FIREABLE [xrf] U IS_FIREABLE [end]]]]]]]
normalized: [[~ [EG [~ [[[~ [EG [[~ [EG [~ [IS_FIREABLE [end]]]] & ~ [E [~ [IS_FIREABLE [end]] U [~ [IS_FIREABLE [xrf]] & ~ [IS_FIREABLE [end]]]]]]]] & ~ [E [[~ [EG [~ [IS_FIREABLE [end]]]] & ~ [E [~ [IS_FIREABLE [end]] U [~ [IS_FIREABLE [xrf]] & ~ [IS_FIREABLE [end]]]]]] U [[~ [IS_FIREABLE [raf]] | [IS_FIREABLE [AOPEN] & IS_FIREABLE [xend]]] & [~ [EG [~ [IS_FIREABLE [end]]]] & ~ [E [~ [IS_FIREABLE [end]] U [~ [IS_FIREABLE [xrf]] & ~ [IS_FIREABLE [end]]]]]]]]]] | ~ [EG [[IS_FIREABLE [CLOSE2] & IS_FIREABLE [xraf]]]]]]]] & ~ [E [~ [[[~ [EG [[~ [EG [~ [IS_FIREABLE [end]]]] & ~ [E [~ [IS_FIREABLE [end]] U [~ [IS_FIREABLE [xrf]] & ~ [IS_FIREABLE [end]]]]]]]] & ~ [E [[~ [EG [~ [IS_FIREABLE [end]]]] & ~ [E [~ [IS_FIREABLE [end]] U [~ [IS_FIREABLE [xrf]] & ~ [IS_FIREABLE [end]]]]]] U [[~ [IS_FIREABLE [raf]] | [IS_FIREABLE [AOPEN] & IS_FIREABLE [xend]]] & [~ [EG [~ [IS_FIREABLE [end]]]] & ~ [E [~ [IS_FIREABLE [end]] U [~ [IS_FIREABLE [xrf]] & ~ [IS_FIREABLE [end]]]]]]]]]] | ~ [EG [[IS_FIREABLE [CLOSE2] & IS_FIREABLE [xraf]]]]]] U [[[~ [[IS_FIREABLE [xCLOSE3] & ~ [E [true U ~ [IS_FIREABLE [CLOSE2]]]]]] & ~ [E [true U ~ [IS_FIREABLE [xrf1]]]]] & [[[IS_FIREABLE [rf2] & ~ [EG [~ [IS_FIREABLE [xrf2]]]]] & [IS_FIREABLE [rsa] & IS_FIREABLE [AOPEN]]] & ~ [E [true U IS_FIREABLE [raf2]]]]] & ~ [[[~ [EG [[~ [EG [~ [IS_FIREABLE [end]]]] & ~ [E [~ [IS_FIREABLE [end]] U [~ [IS_FIREABLE [xrf]] & ~ [IS_FIREABLE [end]]]]]]]] & ~ [E [[~ [EG [~ [IS_FIREABLE [end]]]] & ~ [E [~ [IS_FIREABLE [end]] U [~ [IS_FIREABLE [xrf]] & ~ [IS_FIREABLE [end]]]]]] U [[~ [IS_FIREABLE [raf]] | [IS_FIREABLE [AOPEN] & IS_FIREABLE [xend]]] & [~ [EG [~ [IS_FIREABLE [end]]]] & ~ [E [~ [IS_FIREABLE [end]] U [~ [IS_FIREABLE [xrf]] & ~ [IS_FIREABLE [end]]]]]]]]]] | ~ [EG [[IS_FIREABLE [CLOSE2] & IS_FIREABLE [xraf]]]]]]]]]] & EX [E [true U ~ [EX [~ [E [IS_FIREABLE [xrf2] U IS_FIREABLE [raf1]]]]]]]]
...
EG iterations: 1
..........................................
EG iterations: 42
..........................................
EG iterations: 42
..........................................
EG iterations: 42
.
EG iterations: 1
...................................................................
EG iterations: 67
.
EG iterations: 1
..........................................
EG iterations: 42
..........................................
EG iterations: 42
..........................................
EG iterations: 42
.
EG iterations: 1
.
EG iterations: 1
..........................................
EG iterations: 42
..........................................
EG iterations: 42
..........................................
EG iterations: 42
.
EG iterations: 1
.
EG iterations: 1
-> the formula is TRUE
FORMULA TCPcondis-PT-05-CTLFireability-09 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 1.488sec
checking: [EF [[[~ [[[[IS_FIREABLE [xrf] & IS_FIREABLE [xraf]] | [IS_FIREABLE [rs] & IS_FIREABLE [rs]]] & IS_FIREABLE [xras]]] | [EF [~ [IS_FIREABLE [xCLOSE3]]] & EF [EG [IS_FIREABLE [CLOSE2]]]]] | IS_FIREABLE [rf]]] & EF [[[[~ [[E [IS_FIREABLE [AOPEN] U IS_FIREABLE [xrf2]] & A [IS_FIREABLE [rf1] U IS_FIREABLE [xrs]]]] & ~ [[~ [IS_FIREABLE [xAOPEN]] & [IS_FIREABLE [xrs1] | IS_FIREABLE [xrf]]]]] | IS_FIREABLE [xrs]] & EG [IS_FIREABLE [rs]]]]]
normalized: [E [true U [EG [IS_FIREABLE [rs]] & [IS_FIREABLE [xrs] | [~ [[[IS_FIREABLE [xrs1] | IS_FIREABLE [xrf]] & ~ [IS_FIREABLE [xAOPEN]]]] & ~ [[[~ [EG [~ [IS_FIREABLE [xrs]]]] & ~ [E [~ [IS_FIREABLE [xrs]] U [~ [IS_FIREABLE [rf1]] & ~ [IS_FIREABLE [xrs]]]]]] & E [IS_FIREABLE [AOPEN] U IS_FIREABLE [xrf2]]]]]]]] & E [true U [IS_FIREABLE [rf] | [[E [true U EG [IS_FIREABLE [CLOSE2]]] & E [true U ~ [IS_FIREABLE [xCLOSE3]]]] | ~ [[IS_FIREABLE [xras] & [[IS_FIREABLE [rs] & IS_FIREABLE [rs]] | [IS_FIREABLE [xrf] & IS_FIREABLE [xraf]]]]]]]]]
.
EG iterations: 1
.
EG iterations: 1
.
EG iterations: 1
-> the formula is TRUE
FORMULA TCPcondis-PT-05-CTLFireability-15 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 0.399sec
checking: A [AF [[IS_FIREABLE [xSEND] | [[AF [IS_FIREABLE [xras]] & IS_FIREABLE [AOPEN]] | AF [[IS_FIREABLE [rf] | IS_FIREABLE [xrsa]]]]]] U [~ [AF [~ [[~ [IS_FIREABLE [xraf2]] | [IS_FIREABLE [xras] | IS_FIREABLE [CLOSE3]]]]]] & [A [A [IS_FIREABLE [xrf2] U [IS_FIREABLE [xraf] | IS_FIREABLE [raf]]] U [AF [IS_FIREABLE [ras]] & ~ [EF [IS_FIREABLE [AOPEN]]]]] & A [E [IS_FIREABLE [xraf2] U [IS_FIREABLE [raf1] & IS_FIREABLE [xras]]] U [[[IS_FIREABLE [xAOPEN] | IS_FIREABLE [xCLOSE2]] & ~ [IS_FIREABLE [xCLOSE3]]] & [~ [IS_FIREABLE [xraf1]] | ~ [IS_FIREABLE [xSEND]]]]]]]]
normalized: [~ [EG [~ [[[[~ [EG [~ [[[~ [IS_FIREABLE [xSEND]] | ~ [IS_FIREABLE [xraf1]]] & [~ [IS_FIREABLE [xCLOSE3]] & [IS_FIREABLE [xAOPEN] | IS_FIREABLE [xCLOSE2]]]]]]] & ~ [E [~ [[[~ [IS_FIREABLE [xSEND]] | ~ [IS_FIREABLE [xraf1]]] & [~ [IS_FIREABLE [xCLOSE3]] & [IS_FIREABLE [xAOPEN] | IS_FIREABLE [xCLOSE2]]]]] U [~ [E [IS_FIREABLE [xraf2] U [IS_FIREABLE [raf1] & IS_FIREABLE [xras]]]] & ~ [[[~ [IS_FIREABLE [xSEND]] | ~ [IS_FIREABLE [xraf1]]] & [~ [IS_FIREABLE [xCLOSE3]] & [IS_FIREABLE [xAOPEN] | IS_FIREABLE [xCLOSE2]]]]]]]]] & [~ [EG [~ [[~ [E [true U IS_FIREABLE [AOPEN]]] & ~ [EG [~ [IS_FIREABLE [ras]]]]]]]] & ~ [E [~ [[~ [E [true U IS_FIREABLE [AOPEN]]] & ~ [EG [~ [IS_FIREABLE [ras]]]]]] U [~ [[~ [EG [~ [[IS_FIREABLE [xraf] | IS_FIREABLE [raf]]]]] & ~ [E [~ [[IS_FIREABLE [xraf] | IS_FIREABLE [raf]]] U [~ [IS_FIREABLE [xrf2]] & ~ [[IS_FIREABLE [xraf] | IS_FIREABLE [raf]]]]]]]] & ~ [[~ [E [true U IS_FIREABLE [AOPEN]]] & ~ [EG [~ [IS_FIREABLE [ras]]]]]]]]]]] & EG [[[IS_FIREABLE [xras] | IS_FIREABLE [CLOSE3]] | ~ [IS_FIREABLE [xraf2]]]]]]]] & ~ [E [~ [[[[~ [EG [~ [[[~ [IS_FIREABLE [xSEND]] | ~ [IS_FIREABLE [xraf1]]] & [~ [IS_FIREABLE [xCLOSE3]] & [IS_FIREABLE [xAOPEN] | IS_FIREABLE [xCLOSE2]]]]]]] & ~ [E [~ [[[~ [IS_FIREABLE [xSEND]] | ~ [IS_FIREABLE [xraf1]]] & [~ [IS_FIREABLE [xCLOSE3]] & [IS_FIREABLE [xAOPEN] | IS_FIREABLE [xCLOSE2]]]]] U [~ [E [IS_FIREABLE [xraf2] U [IS_FIREABLE [raf1] & IS_FIREABLE [xras]]]] & ~ [[[~ [IS_FIREABLE [xSEND]] | ~ [IS_FIREABLE [xraf1]]] & [~ [IS_FIREABLE [xCLOSE3]] & [IS_FIREABLE [xAOPEN] | IS_FIREABLE [xCLOSE2]]]]]]]]] & [~ [EG [~ [[~ [E [true U IS_FIREABLE [AOPEN]]] & ~ [EG [~ [IS_FIREABLE [ras]]]]]]]] & ~ [E [~ [[~ [E [true U IS_FIREABLE [AOPEN]]] & ~ [EG [~ [IS_FIREABLE [ras]]]]]] U [~ [[~ [EG [~ [[IS_FIREABLE [xraf] | IS_FIREABLE [raf]]]]] & ~ [E [~ [[IS_FIREABLE [xraf] | IS_FIREABLE [raf]]] U [~ [IS_FIREABLE [xrf2]] & ~ [[IS_FIREABLE [xraf] | IS_FIREABLE [raf]]]]]]]] & ~ [[~ [E [true U IS_FIREABLE [AOPEN]]] & ~ [EG [~ [IS_FIREABLE [ras]]]]]]]]]]] & EG [[[IS_FIREABLE [xras] | IS_FIREABLE [CLOSE3]] | ~ [IS_FIREABLE [xraf2]]]]]] U [EG [~ [[IS_FIREABLE [xSEND] | [~ [EG [~ [[IS_FIREABLE [rf] | IS_FIREABLE [xrsa]]]]] | [IS_FIREABLE [AOPEN] & ~ [EG [~ [IS_FIREABLE [xras]]]]]]]]] & ~ [[[[~ [EG [~ [[[~ [IS_FIREABLE [xSEND]] | ~ [IS_FIREABLE [xraf1]]] & [~ [IS_FIREABLE [xCLOSE3]] & [IS_FIREABLE [xAOPEN] | IS_FIREABLE [xCLOSE2]]]]]]] & ~ [E [~ [[[~ [IS_FIREABLE [xSEND]] | ~ [IS_FIREABLE [xraf1]]] & [~ [IS_FIREABLE [xCLOSE3]] & [IS_FIREABLE [xAOPEN] | IS_FIREABLE [xCLOSE2]]]]] U [~ [E [IS_FIREABLE [xraf2] U [IS_FIREABLE [raf1] & IS_FIREABLE [xras]]]] & ~ [[[~ [IS_FIREABLE [xSEND]] | ~ [IS_FIREABLE [xraf1]]] & [~ [IS_FIREABLE [xCLOSE3]] & [IS_FIREABLE [xAOPEN] | IS_FIREABLE [xCLOSE2]]]]]]]]] & [~ [EG [~ [[~ [E [true U IS_FIREABLE [AOPEN]]] & ~ [EG [~ [IS_FIREABLE [ras]]]]]]]] & ~ [E [~ [[~ [E [true U IS_FIREABLE [AOPEN]]] & ~ [EG [~ [IS_FIREABLE [ras]]]]]] U [~ [[~ [EG [~ [[IS_FIREABLE [xraf] | IS_FIREABLE [raf]]]]] & ~ [E [~ [[IS_FIREABLE [xraf] | IS_FIREABLE [raf]]] U [~ [IS_FIREABLE [xrf2]] & ~ [[IS_FIREABLE [xraf] | IS_FIREABLE [raf]]]]]]]] & ~ [[~ [E [true U IS_FIREABLE [AOPEN]]] & ~ [EG [~ [IS_FIREABLE [ras]]]]]]]]]]] & EG [[[IS_FIREABLE [xras] | IS_FIREABLE [CLOSE3]] | ~ [IS_FIREABLE [xraf2]]]]]]]]]]
...............
EG iterations: 15
..........................................................
EG iterations: 58
........................................................................
EG iterations: 72
..........................................................
EG iterations: 58
..........................................................
EG iterations: 58
EG iterations: 0
...............................................
EG iterations: 47
..........................................................
EG iterations: 58
..........................................................
EG iterations: 58
.
EG iterations: 1
...............
EG iterations: 15
..........................................................
EG iterations: 58
........................................................................
EG iterations: 72
..........................................................
EG iterations: 58
..........................................................
EG iterations: 58
EG iterations: 0
...............................................
EG iterations: 47
...............
EG iterations: 15
..........................................................
EG iterations: 58
........................................................................
EG iterations: 72
..........................................................
EG iterations: 58
..........................................................
EG iterations: 58
EG iterations: 0
...............................................
EG iterations: 47
EG iterations: 0
-> the formula is FALSE
FORMULA TCPcondis-PT-05-CTLFireability-01 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 4.145sec
totally nodes used: 6521146 (6.5e+06)
number of garbage collections: 0
fire ops cache: hits/miss/sum: 24978391 23208924 48187315
used/not used/entry size/cache size: 23594877 43513987 16 1024MB
basic ops cache: hits/miss/sum: 4355226 4362235 8717461
used/not used/entry size/cache size: 5673003 11104213 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 0 0
used/not used/entry size/cache size: 0 16777216 12 192MB
state nr cache: hits/miss/sum: 9232 10669 19901
used/not used/entry size/cache size: 10669 8377939 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 61417911
1 5161426
2 427471
3 57072
4 17317
5 7699
6 5079
7 3039
8 2419
9 1704
>= 10 7727
Total processing time: 0m21.982sec
BK_STOP 1679847211899
--------------------
content from stderr:
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 0.001sec
iterations count:3028 (94), effective:408 (12)
initing FirstDep: 0m 0.004sec
iterations count:117 (3), effective:13 (0)
iterations count:555 (17), effective:71 (2)
iterations count:321 (10), effective:38 (1)
iterations count:1250 (39), effective:176 (5)
iterations count:967 (30), effective:134 (4)
iterations count:482 (15), effective:63 (1)
iterations count:82 (2), effective:5 (0)
iterations count:383 (11), effective:44 (1)
iterations count:32 (1), effective:0 (0)
iterations count:112 (3), effective:5 (0)
iterations count:112 (3), effective:5 (0)
iterations count:608 (19), effective:82 (2)
iterations count:640 (20), effective:79 (2)
iterations count:118 (3), effective:10 (0)
iterations count:112 (3), effective:5 (0)
iterations count:112 (3), effective:5 (0)
iterations count:3072 (96), effective:419 (13)
iterations count:112 (3), effective:5 (0)
iterations count:112 (3), effective:5 (0)
iterations count:371 (11), effective:60 (1)
iterations count:371 (11), effective:60 (1)
iterations count:170 (5), effective:13 (0)
iterations count:371 (11), effective:60 (1)
iterations count:72 (2), effective:6 (0)
iterations count:373 (11), effective:43 (1)
iterations count:481 (15), effective:65 (2)
iterations count:350 (10), effective:36 (1)
iterations count:1410 (44), effective:178 (5)
iterations count:475 (14), effective:65 (2)
iterations count:1703 (53), effective:229 (7)
iterations count:82 (2), effective:5 (0)
iterations count:62 (1), effective:5 (0)
iterations count:636 (19), effective:78 (2)
iterations count:216 (6), effective:18 (0)
iterations count:100 (3), effective:4 (0)
iterations count:847 (26), effective:123 (3)
iterations count:544 (17), effective:66 (2)
iterations count:1718 (53), effective:220 (6)
iterations count:150 (4), effective:9 (0)
iterations count:373 (11), effective:43 (1)
iterations count:47 (1), effective:5 (0)
iterations count:466 (14), effective:63 (1)
iterations count:3290 (102), effective:458 (14)
iterations count:424 (13), effective:60 (1)
iterations count:150 (4), effective:9 (0)
iterations count:150 (4), effective:9 (0)
iterations count:570 (17), effective:76 (2)
iterations count:652 (20), effective:92 (2)
iterations count:132 (4), effective:9 (0)
iterations count:132 (4), effective:9 (0)
iterations count:74 (2), effective:13 (0)
iterations count:132 (4), effective:9 (0)
iterations count:601 (18), effective:76 (2)
iterations count:82 (2), effective:5 (0)
iterations count:62 (1), effective:5 (0)
iterations count:132 (4), effective:9 (0)
iterations count:132 (4), effective:9 (0)
iterations count:74 (2), effective:13 (0)
iterations count:132 (4), effective:9 (0)
iterations count:132 (4), effective:9 (0)
iterations count:132 (4), effective:9 (0)
iterations count:74 (2), effective:13 (0)
iterations count:132 (4), effective:9 (0)
iterations count:37 (1), effective:5 (0)
iterations count:532 (16), effective:73 (2)
iterations count:32 (1), effective:0 (0)
iterations count:304 (9), effective:38 (1)
iterations count:135 (4), effective:18 (0)
iterations count:839 (26), effective:96 (3)
iterations count:253 (7), effective:28 (0)
iterations count:216 (6), effective:29 (0)
iterations count:253 (7), effective:28 (0)
iterations count:236 (7), effective:35 (1)
iterations count:253 (7), effective:28 (0)
iterations count:1037 (32), effective:139 (4)
iterations count:996 (31), effective:125 (3)
iterations count:253 (7), effective:28 (0)
iterations count:216 (6), effective:29 (0)
iterations count:253 (7), effective:28 (0)
iterations count:236 (7), effective:35 (1)
iterations count:253 (7), effective:28 (0)
iterations count:1037 (32), effective:139 (4)
iterations count:996 (31), effective:125 (3)
iterations count:876 (27), effective:118 (3)
iterations count:253 (7), effective:28 (0)
iterations count:216 (6), effective:29 (0)
iterations count:253 (7), effective:28 (0)
iterations count:236 (7), effective:35 (1)
iterations count:253 (7), effective:28 (0)
iterations count:1037 (32), effective:139 (4)
iterations count:996 (31), effective:125 (3)
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="TCPcondis-PT-05"
export BK_EXAMINATION="CTLFireability"
export BK_TOOL="marcie"
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 marcie"
echo " Input is TCPcondis-PT-05, examination is CTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 1"
echo " Run identifier is r481-tall-167912692100498"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/TCPcondis-PT-05.tgz
mv TCPcondis-PT-05 execution
cd execution
if [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "UpperBounds" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] || [ "CTLFireability" = "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 [ "CTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLFireability" != "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 "CTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "CTLFireability.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 [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLFireability"
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 ;