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.r321-tall-167889192000302.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 Raft-PT-03, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 1
Run identifier is r321-tall-167889192000302
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 516K
-rw-r--r-- 1 mcc users 5.3K Feb 26 17:20 CTLCardinality.txt
-rw-r--r-- 1 mcc users 57K Feb 26 17:20 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Feb 26 17:19 CTLFireability.txt
-rw-r--r-- 1 mcc users 61K Feb 26 17:19 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.2K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.2K Feb 25 16:41 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Feb 25 16:41 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Feb 25 16:41 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:41 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 26 17:21 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 148K Feb 26 17:21 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.4K Feb 26 17:21 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 87K Feb 26 17:21 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Feb 25 16:41 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K Feb 25 16:41 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
-rw-r--r-- 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 Raft-PT-03-ReachabilityCardinality-00
FORMULA_NAME Raft-PT-03-ReachabilityCardinality-01
FORMULA_NAME Raft-PT-03-ReachabilityCardinality-02
FORMULA_NAME Raft-PT-03-ReachabilityCardinality-03
FORMULA_NAME Raft-PT-03-ReachabilityCardinality-04
FORMULA_NAME Raft-PT-03-ReachabilityCardinality-05
FORMULA_NAME Raft-PT-03-ReachabilityCardinality-06
FORMULA_NAME Raft-PT-03-ReachabilityCardinality-07
FORMULA_NAME Raft-PT-03-ReachabilityCardinality-08
FORMULA_NAME Raft-PT-03-ReachabilityCardinality-09
FORMULA_NAME Raft-PT-03-ReachabilityCardinality-10
FORMULA_NAME Raft-PT-03-ReachabilityCardinality-11
FORMULA_NAME Raft-PT-03-ReachabilityCardinality-12
FORMULA_NAME Raft-PT-03-ReachabilityCardinality-13
FORMULA_NAME Raft-PT-03-ReachabilityCardinality-14
FORMULA_NAME Raft-PT-03-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1678927230903

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=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Raft-PT-03
Not applying reductions.
Model is PT
ReachabilityCardinality 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=ReachabilityCardinality.xml --memory=6 --mcc-mode

parse successfull
net created successfully

Net: Raft_PT_03
(NrP: 53 NrTr: 98 NrArc: 328)

parse formulas
formulas created successfully
place and transition orderings generation:0m 0.000sec

net check time: 0m 0.000sec

init dd package: 0m 2.930sec


RS generation: 0m 0.125sec


-> reachability set: #nodes 622 (6.2e+02) #states 33,819,621 (7)



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

checking: AG [p7<=1]
normalized: ~ [E [true U ~ [p7<=1]]]

abstracting: (p7<=1)
states: 33,819,621 (7)
-> the formula is TRUE

FORMULA Raft-PT-03-ReachabilityCardinality-00 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m 0.000sec

checking: AG [p27<=1]
normalized: ~ [E [true U ~ [p27<=1]]]

abstracting: (p27<=1)
states: 33,819,621 (7)
-> the formula is TRUE

FORMULA Raft-PT-03-ReachabilityCardinality-02 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m 0.000sec

checking: EF [~ [p11<=1]]
normalized: E [true U ~ [p11<=1]]

abstracting: (p11<=1)
states: 33,819,621 (7)
-> the formula is FALSE

FORMULA Raft-PT-03-ReachabilityCardinality-04 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m 0.000sec

checking: EF [~ [p39<=p24]]
normalized: E [true U ~ [p39<=p24]]

abstracting: (p39<=p24)
states: 28,552,661 (7)
-> the formula is TRUE

FORMULA Raft-PT-03-ReachabilityCardinality-08 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m 0.034sec

checking: AG [p26<=p3]
normalized: ~ [E [true U ~ [p26<=p3]]]

abstracting: (p26<=p3)
states: 28,552,661 (7)
-> the formula is FALSE

FORMULA Raft-PT-03-ReachabilityCardinality-13 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m 0.015sec

checking: AG [~ [[~ [[~ [1<=p35] | ~ [1<=p34]]] & 1<=p41]]]
normalized: ~ [E [true U [1<=p41 & ~ [[~ [1<=p34] | ~ [1<=p35]]]]]]

abstracting: (1<=p35)
states: 7,812,500 (6)
abstracting: (1<=p34)
states: 6,501,780 (6)
abstracting: (1<=p41)
states: 6,501,780 (6)
-> the formula is TRUE

FORMULA Raft-PT-03-ReachabilityCardinality-01 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m 0.001sec

checking: AG [[[1<=p19 & ~ [p27<=1]] | p43<=p3]]
normalized: ~ [E [true U ~ [[[~ [p27<=1] & 1<=p19] | p43<=p3]]]]

abstracting: (p43<=p3)
states: 28,552,661 (7)
abstracting: (1<=p19)
states: 6,501,780 (6)
abstracting: (p27<=1)
states: 33,819,621 (7)
-> the formula is FALSE

FORMULA Raft-PT-03-ReachabilityCardinality-09 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m 0.024sec

checking: AG [[p30<=p35 | [p3<=0 | [p20<=1 | [p46<=1 | [~ [[~ [p47<=1] | [p38<=p13 & [1<=p28 | p13<=p9]]]] | ~ [[[~ [1<=p5] | [1<=p0 | 1<=p38]] & 1<=p6]]]]]]]]
normalized: ~ [E [true U ~ [[[[[[~ [[[[1<=p0 | 1<=p38] | ~ [1<=p5]] & 1<=p6]] | ~ [[[[1<=p28 | p13<=p9] & p38<=p13] | ~ [p47<=1]]]] | p46<=1] | p20<=1] | p3<=0] | p30<=p35]]]]

abstracting: (p30<=p35)
states: 27,569,621 (7)
abstracting: (p3<=0)
states: 27,317,841 (7)
abstracting: (p20<=1)
states: 33,819,621 (7)
abstracting: (p46<=1)
states: 33,819,621 (7)
abstracting: (p47<=1)
states: 33,819,621 (7)
abstracting: (p38<=p13)
states: 28,552,661 (7)
abstracting: (p13<=p9)
states: 28,552,661 (7)
abstracting: (1<=p28)
states: 6,501,780 (6)
abstracting: (1<=p6)
states: 6,501,780 (6)
abstracting: (1<=p5)
states: 7,812,500 (6)
abstracting: (1<=p38)
states: 6,501,780 (6)
abstracting: (1<=p0)
states: 1
-> the formula is TRUE

FORMULA Raft-PT-03-ReachabilityCardinality-05 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m 0.004sec

checking: AG [~ [[~ [p39<=1] & [~ [[[[1<=p45 | 1<=p49] | 1<=p38] & [~ [[1<=p18 & p28<=p23]] | [1<=p36 | p29<=p26]]]] | ~ [[~ [[~ [1<=p26] & [p33<=0 | p2<=p32]]] | [[[p44<=1 & p29<=0] | ~ [p21<=0]] & [[p11<=1 | p46<=0] & p30<=p30]]]]]]]]
normalized: ~ [E [true U [[~ [[[[[p11<=1 | p46<=0] & p30<=p30] & [~ [p21<=0] | [p44<=1 & p29<=0]]] | ~ [[[p33<=0 | p2<=p32] & ~ [1<=p26]]]]] | ~ [[[[1<=p36 | p29<=p26] | ~ [[1<=p18 & p28<=p23]]] & [[1<=p45 | 1<=p49] | 1<=p38]]]] & ~ [p39<=1]]]]

abstracting: (p39<=1)
states: 33,819,621 (7)
abstracting: (1<=p38)
states: 6,501,780 (6)
abstracting: (1<=p49)
states: 6,763,924 (6)
abstracting: (1<=p45)
states: 7,812,500 (6)
abstracting: (p28<=p23)
states: 28,552,661 (7)
abstracting: (1<=p18)
states: 6,501,780 (6)
abstracting: (p29<=p26)
states: 27,317,841 (7)
abstracting: (1<=p36)
states: 6,501,780 (6)
abstracting: (1<=p26)
states: 6,501,780 (6)
abstracting: (p2<=p32)
states: 28,552,661 (7)
abstracting: (p33<=0)
states: 27,317,841 (7)
abstracting: (p29<=0)
states: 27,317,841 (7)
abstracting: (p44<=1)
states: 33,819,621 (7)
abstracting: (p21<=0)
states: 27,317,841 (7)
abstracting: (p30<=p30)
states: 33,819,621 (7)
abstracting: (p46<=0)
states: 27,055,697 (7)
abstracting: (p11<=1)
states: 33,819,621 (7)
-> the formula is TRUE

FORMULA Raft-PT-03-ReachabilityCardinality-06 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m 0.005sec

checking: EF [[~ [p25<=p34] & ~ [[~ [[~ [[1<=p28 | [~ [p18<=p45] | ~ [p36<=p40]]]] & [[[p5<=p24 | [p2<=p8 | p32<=1]] | [[p5<=0 & 1<=p20] & 1<=p9]] & [[p12<=1 & [p24<=0 & p44<=0]] | [1<=p40 | ~ [p35<=p51]]]]]] | p31<=1]]]]
normalized: E [true U [~ [[~ [[[[[~ [p35<=p51] | 1<=p40] | [[p24<=0 & p44<=0] & p12<=1]] & [[[p5<=0 & 1<=p20] & 1<=p9] | [[p2<=p8 | p32<=1] | p5<=p24]]] & ~ [[[~ [p36<=p40] | ~ [p18<=p45]] | 1<=p28]]]] | p31<=1]] & ~ [p25<=p34]]]

abstracting: (p25<=p34)
states: 27,569,621 (7)
abstracting: (p31<=1)
states: 33,819,621 (7)
abstracting: (1<=p28)
states: 6,501,780 (6)
abstracting: (p18<=p45)
states: 28,880,341 (7)
abstracting: (p36<=p40)
states: 27,317,841 (7)
abstracting: (p5<=p24)
states: 27,569,621 (7)
abstracting: (p32<=1)
states: 33,819,621 (7)
abstracting: (p2<=p8)
states: 28,552,661 (7)
abstracting: (1<=p9)
states: 6,501,780 (6)
abstracting: (1<=p20)
states: 7,812,500 (6)
abstracting: (p5<=0)
states: 26,007,121 (7)
abstracting: (p12<=1)
states: 33,819,621 (7)
abstracting: (p44<=0)
states: 27,317,841 (7)
abstracting: (p24<=0)
states: 27,317,841 (7)
abstracting: (1<=p40)
states: 7,812,500 (6)
abstracting: (p35<=p51)
states: 27,960,246 (7)
-> the formula is FALSE

FORMULA Raft-PT-03-ReachabilityCardinality-10 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m 0.004sec

checking: EF [[[p48<=1 | [[[[[[~ [p19<=1] & [1<=p22 | p22<=p18]] | ~ [p21<=1]] & p13<=1] | p23<=0] | ~ [[[p11<=p31 | p44<=0] & ~ [p23<=1]]]] & ~ [[p24<=p32 | [[[~ [p45<=1] | p12<=p16] | [[p25<=p10 | 1<=p7] | [p19<=p9 & p51<=1]]] | [~ [p48<=p28] & [[p6<=p47 | p35<=p40] & [p30<=p48 | 1<=p33]]]]]]]] & 1<=p50]]
normalized: E [true U [1<=p50 & [p48<=1 | [~ [[p24<=p32 | [[[[p30<=p48 | 1<=p33] & [p6<=p47 | p35<=p40]] & ~ [p48<=p28]] | [[[p19<=p9 & p51<=1] | [p25<=p10 | 1<=p7]] | [p12<=p16 | ~ [p45<=1]]]]]] & [~ [[~ [p23<=1] & [p11<=p31 | p44<=0]]] | [p23<=0 | [p13<=1 & [~ [p21<=1] | [[1<=p22 | p22<=p18] & ~ [p19<=1]]]]]]]]]]

abstracting: (p19<=1)
states: 33,819,621 (7)
abstracting: (p22<=p18)
states: 28,552,661 (7)
abstracting: (1<=p22)
states: 6,501,780 (6)
abstracting: (p21<=1)
states: 33,819,621 (7)
abstracting: (p13<=1)
states: 33,819,621 (7)
abstracting: (p23<=0)
states: 27,317,841 (7)
abstracting: (p44<=0)
states: 27,317,841 (7)
abstracting: (p11<=p31)
states: 28,552,661 (7)
abstracting: (p23<=1)
states: 33,819,621 (7)
abstracting: (p45<=1)
states: 33,819,621 (7)
abstracting: (p12<=p16)
states: 28,552,661 (7)
abstracting: (1<=p7)
states: 6,501,780 (6)
abstracting: (p25<=p10)
states: 27,569,621 (7)
abstracting: (p51<=1)
states: 33,819,621 (7)
abstracting: (p19<=p9)
states: 28,552,661 (7)
abstracting: (p48<=p28)
states: 28,356,053 (7)
abstracting: (p35<=p40)
states: 27,569,621 (7)
abstracting: (p6<=p47)
states: 28,618,197 (7)
abstracting: (1<=p33)
states: 6,501,780 (6)
abstracting: (p30<=p48)
states: 27,569,621 (7)
abstracting: (p24<=p32)
states: 28,552,661 (7)
abstracting: (p48<=1)
states: 33,819,621 (7)
abstracting: (1<=p50)
states: 8,454,905 (6)
-> the formula is TRUE

FORMULA Raft-PT-03-ReachabilityCardinality-03 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m 0.031sec

checking: AG [[[[[~ [p15<=p33] & p14<=p30] & [~ [1<=p49] | [1<=p38 | [p51<=1 & [[p39<=0 & p19<=0] | ~ [p45<=p45]]]]]] | ~ [[[[[[~ [p25<=p28] & p29<=p38] | ~ [[p1<=p3 | p2<=1]]] & ~ [[~ [p29<=0] | [p43<=1 & 1<=p24]]]] | [~ [[[1<=p0 & 1<=p50] & ~ [p1<=0]]] & p32<=p34]] | ~ [1<=p17]]]] | [p36<=p2 | [~ [p28<=p43] | ~ [[[~ [1<=p45] | [~ [[p38<=p45 | p15<=p46]] | ~ [1<=p4]]] & [p19<=1 & [p24<=0 | ~ [[1<=p36 | p5<=p8]]]]]]]]]]
normalized: ~ [E [true U ~ [[[p36<=p2 | [~ [[[p19<=1 & [p24<=0 | ~ [[1<=p36 | p5<=p8]]]] & [[~ [1<=p4] | ~ [[p38<=p45 | p15<=p46]]] | ~ [1<=p45]]]] | ~ [p28<=p43]]] | [~ [[~ [1<=p17] | [[p32<=p34 & ~ [[~ [p1<=0] & [1<=p0 & 1<=p50]]]] | [~ [[[p43<=1 & 1<=p24] | ~ [p29<=0]]] & [~ [[p1<=p3 | p2<=1]] | [p29<=p38 & ~ [p25<=p28]]]]]]] | [[[1<=p38 | [p51<=1 & [~ [p45<=p45] | [p39<=0 & p19<=0]]]] | ~ [1<=p49]] & [p14<=p30 & ~ [p15<=p33]]]]]]]]

abstracting: (p15<=p33)
states: 27,569,621 (7)
abstracting: (p14<=p30)
states: 28,880,341 (7)
abstracting: (1<=p49)
states: 6,763,924 (6)
abstracting: (p19<=0)
states: 27,317,841 (7)
abstracting: (p39<=0)
states: 27,317,841 (7)
abstracting: (p45<=p45)
states: 33,819,621 (7)
abstracting: (p51<=1)
states: 33,819,621 (7)
abstracting: (1<=p38)
states: 6,501,780 (6)
abstracting: (p25<=p28)
states: 27,569,621 (7)
abstracting: (p29<=p38)
states: 28,552,661 (7)
abstracting: (p2<=1)
states: 33,819,621 (7)
abstracting: (p1<=p3)
states: 27,317,841 (7)
abstracting: (p29<=0)
states: 27,317,841 (7)
abstracting: (1<=p24)
states: 6,501,780 (6)
abstracting: (p43<=1)
states: 33,819,621 (7)
abstracting: (1<=p50)
states: 8,454,905 (6)
abstracting: (1<=p0)
states: 1
abstracting: (p1<=0)
states: 27,317,841 (7)
abstracting: (p32<=p34)
states: 27,317,841 (7)
abstracting: (1<=p17)
states: 6,501,780 (6)
abstracting: (p28<=p43)
states: 28,552,661 (7)
abstracting: (1<=p45)
states: 7,812,500 (6)
abstracting: (p15<=p46)
states: 27,569,621 (7)
abstracting: (p38<=p45)
states: 28,880,341 (7)
abstracting: (1<=p4)
states: 6,501,780 (6)
abstracting: (p5<=p8)
states: 27,569,621 (7)
abstracting: (1<=p36)
states: 6,501,780 (6)
abstracting: (p24<=0)
states: 27,317,841 (7)
abstracting: (p19<=1)
states: 33,819,621 (7)
abstracting: (p36<=p2)
states: 28,552,661 (7)
-> the formula is FALSE

FORMULA Raft-PT-03-ReachabilityCardinality-07 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m 0.110sec

checking: EF [~ [[[[[1<=p11 & [[~ [[1<=p45 | p13<=0]] & [~ [1<=p42] | ~ [p47<=p16]]] | [~ [[p47<=p36 | 1<=p22]] & p4<=0]]] & [[1<=p36 & p32<=p22] & [~ [[[p44<=0 | p29<=1] & ~ [1<=p49]]] | [~ [p36<=1] & [[1<=p12 & 1<=p45] | [1<=p9 | p19<=0]]]]]] | [p2<=1 & [[1<=p9 & ~ [[[p4<=p28 | p5<=p21] & [p18<=p38 | p51<=p3]]]] | p15<=p27]]] & ~ [[p49<=1 | ~ [[[[~ [1<=p25] | [p52<=p3 | p15<=0]] & ~ [[1<=p19 & p30<=p44]]] | [[[p15<=p41 | 1<=p32] | [1<=p25 & 1<=p6]] | [[1<=p15 & p37<=p7] & [1<=p2 | 1<=p19]]]]]]]]]]
normalized: E [true U ~ [[~ [[p49<=1 | ~ [[[[[1<=p2 | 1<=p19] & [1<=p15 & p37<=p7]] | [[1<=p25 & 1<=p6] | [p15<=p41 | 1<=p32]]] | [~ [[1<=p19 & p30<=p44]] & [[p52<=p3 | p15<=0] | ~ [1<=p25]]]]]]] & [[p2<=1 & [p15<=p27 | [1<=p9 & ~ [[[p18<=p38 | p51<=p3] & [p4<=p28 | p5<=p21]]]]]] | [[[[[[1<=p9 | p19<=0] | [1<=p12 & 1<=p45]] & ~ [p36<=1]] | ~ [[~ [1<=p49] & [p44<=0 | p29<=1]]]] & [1<=p36 & p32<=p22]] & [1<=p11 & [[p4<=0 & ~ [[p47<=p36 | 1<=p22]]] | [[~ [p47<=p16] | ~ [1<=p42]] & ~ [[1<=p45 | p13<=0]]]]]]]]]]

abstracting: (p13<=0)
states: 27,317,841 (7)
abstracting: (1<=p45)
states: 7,812,500 (6)
abstracting: (1<=p42)
states: 6,501,780 (6)
abstracting: (p47<=p16)
states: 28,356,053 (7)
abstracting: (1<=p22)
states: 6,501,780 (6)
abstracting: (p47<=p36)
states: 28,356,053 (7)
abstracting: (p4<=0)
states: 27,317,841 (7)
abstracting: (1<=p11)
states: 6,501,780 (6)
abstracting: (p32<=p22)
states: 28,552,661 (7)
abstracting: (1<=p36)
states: 6,501,780 (6)
abstracting: (p29<=1)
states: 33,819,621 (7)
abstracting: (p44<=0)
states: 27,317,841 (7)
abstracting: (1<=p49)
states: 6,763,924 (6)
abstracting: (p36<=1)
states: 33,819,621 (7)
abstracting: (1<=p45)
states: 7,812,500 (6)
abstracting: (1<=p12)
states: 6,501,780 (6)
abstracting: (p19<=0)
states: 27,317,841 (7)
abstracting: (1<=p9)
states: 6,501,780 (6)
abstracting: (p5<=p21)
states: 27,569,621 (7)
abstracting: (p4<=p28)
states: 28,552,661 (7)
abstracting: (p51<=p3)
states: 26,990,161 (7)
abstracting: (p18<=p38)
states: 28,552,661 (7)
abstracting: (1<=p9)
states: 6,501,780 (6)
abstracting: (p15<=p27)
states: 27,569,621 (7)
abstracting: (p2<=1)
states: 33,819,621 (7)
abstracting: (1<=p25)
states: 7,812,500 (6)
abstracting: (p15<=0)
states: 26,007,121 (7)
abstracting: (p52<=p3)
states: 26,990,161 (7)
abstracting: (p30<=p44)
states: 27,569,621 (7)
abstracting: (1<=p19)
states: 6,501,780 (6)
abstracting: (1<=p32)
states: 6,501,780 (6)
abstracting: (p15<=p41)
states: 27,569,621 (7)
abstracting: (1<=p6)
states: 6,501,780 (6)
abstracting: (1<=p25)
states: 7,812,500 (6)
abstracting: (p37<=p7)
states: 28,552,661 (7)
abstracting: (1<=p15)
states: 7,812,500 (6)
abstracting: (1<=p19)
states: 6,501,780 (6)
abstracting: (1<=p2)
states: 6,501,780 (6)
abstracting: (p49<=1)
states: 33,819,621 (7)
-> the formula is TRUE

FORMULA Raft-PT-03-ReachabilityCardinality-14 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m 0.024sec

checking: AG [~ [[[[[[~ [p12<=p20] | [~ [1<=p29] | [[1<=p5 | p17<=1] | [p10<=p11 | p5<=1]]]] | 1<=p39] | p16<=0] & [p47<=p31 & [[~ [p8<=p39] | [[[p4<=p29 | p37<=0] & [p24<=p35 | p2<=p30]] | [[p22<=1 | p36<=p34] & [p37<=0 | 1<=p39]]]] & [[[[p6<=p51 & p7<=0] & [p3<=p28 | p5<=p25]] & p38<=1] | p50<=p34]]]] & [[[~ [[[[p5<=0 | p1<=p2] | [p37<=p41 | p38<=0]] & p29<=p18]] & [[[1<=p45 | p17<=p48] | [~ [p21<=0] | 1<=p22]] | [~ [1<=p33] | ~ [[p30<=p0 | 1<=p21]]]]] | 1<=p31] & p23<=0]]]]
normalized: ~ [E [true U [[p23<=0 & [1<=p31 | [[[~ [[p30<=p0 | 1<=p21]] | ~ [1<=p33]] | [[1<=p22 | ~ [p21<=0]] | [1<=p45 | p17<=p48]]] & ~ [[p29<=p18 & [[p37<=p41 | p38<=0] | [p5<=0 | p1<=p2]]]]]]] & [[p47<=p31 & [[p50<=p34 | [p38<=1 & [[p3<=p28 | p5<=p25] & [p6<=p51 & p7<=0]]]] & [[[[p37<=0 | 1<=p39] & [p22<=1 | p36<=p34]] | [[p24<=p35 | p2<=p30] & [p4<=p29 | p37<=0]]] | ~ [p8<=p39]]]] & [p16<=0 | [1<=p39 | [[[[p10<=p11 | p5<=1] | [1<=p5 | p17<=1]] | ~ [1<=p29]] | ~ [p12<=p20]]]]]]]]

abstracting: (p12<=p20)
states: 28,880,341 (7)
abstracting: (1<=p29)
states: 6,501,780 (6)
abstracting: (p17<=1)
states: 33,819,621 (7)
abstracting: (1<=p5)
states: 7,812,500 (6)
abstracting: (p5<=1)
states: 33,819,621 (7)
abstracting: (p10<=p11)
states: 27,569,621 (7)
abstracting: (1<=p39)
states: 6,501,780 (6)
abstracting: (p16<=0)
states: 27,317,841 (7)
abstracting: (p8<=p39)
states: 28,552,661 (7)
abstracting: (p37<=0)
states: 27,317,841 (7)
abstracting: (p4<=p29)
states: 28,552,661 (7)
abstracting: (p2<=p30)
states: 28,880,341 (7)
abstracting: (p24<=p35)
states: 28,880,341 (7)
abstracting: (p36<=p34)
states: 28,552,661 (7)
abstracting: (p22<=1)
states: 33,819,621 (7)
abstracting: (1<=p39)
states: 6,501,780 (6)
abstracting: (p37<=0)
states: 27,317,841 (7)
abstracting: (p7<=0)
states: 27,317,841 (7)
abstracting: (p6<=p51)
states: 28,943,286 (7)
abstracting: (p5<=p25)
states: 27,569,621 (7)
abstracting: (p3<=p28)
states: 28,552,661 (7)
abstracting: (p38<=1)
states: 33,819,621 (7)
abstracting: (p50<=p34)
states: 26,990,161 (7)
abstracting: (p47<=p31)
states: 28,356,053 (7)
abstracting: (p1<=p2)
states: 27,317,841 (7)
abstracting: (p5<=0)
states: 26,007,121 (7)
abstracting: (p38<=0)
states: 27,317,841 (7)
abstracting: (p37<=p41)
states: 28,552,661 (7)
abstracting: (p29<=p18)
states: 28,552,661 (7)
abstracting: (p17<=p48)
states: 28,618,197 (7)
abstracting: (1<=p45)
states: 7,812,500 (6)
abstracting: (p21<=0)
states: 27,317,841 (7)
abstracting: (1<=p22)
states: 6,501,780 (6)
abstracting: (1<=p33)
states: 6,501,780 (6)
abstracting: (1<=p21)
states: 6,501,780 (6)
abstracting: (p30<=p0)
states: 26,007,121 (7)
abstracting: (1<=p31)
states: 6,501,780 (6)
abstracting: (p23<=0)
states: 27,317,841 (7)
-> the formula is FALSE

FORMULA Raft-PT-03-ReachabilityCardinality-11 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m 0.099sec

checking: AG [[~ [[[[1<=p28 | [[[[p36<=0 & 1<=p27] | [1<=p9 & p35<=p28]] & ~ [p2<=1]] | [1<=p51 & p36<=p12]]] & [~ [[[~ [p23<=p4] & [p43<=p0 & 1<=p30]] | 1<=p34]] | [[[1<=p47 & [p34<=p1 & p7<=p27]] & [[1<=p27 | 1<=p34] | p46<=1]] | [~ [p34<=0] & p22<=1]]]] & [[p43<=1 & [1<=p29 & ~ [1<=p34]]] | p25<=0]]] | [[[p52<=0 & [[[1<=p27 & [[p25<=p32 & 1<=p40] & [1<=p52 & 1<=p13]]] & ~ [[~ [p43<=p29] & p22<=p13]]] | ~ [1<=p44]]] | [p36<=1 & [[p52<=1 & [[[p44<=p36 & p18<=p8] & p0<=p11] & [~ [p43<=p1] & ~ [p5<=p0]]]] | ~ [p29<=p30]]]] & ~ [[p9<=0 | p34<=1]]]]]
normalized: ~ [E [true U ~ [[[~ [[p9<=0 | p34<=1]] & [[p36<=1 & [~ [p29<=p30] | [p52<=1 & [[~ [p5<=p0] & ~ [p43<=p1]] & [p0<=p11 & [p44<=p36 & p18<=p8]]]]]] | [p52<=0 & [~ [1<=p44] | [~ [[p22<=p13 & ~ [p43<=p29]]] & [1<=p27 & [[1<=p52 & 1<=p13] & [p25<=p32 & 1<=p40]]]]]]]] | ~ [[[p25<=0 | [p43<=1 & [1<=p29 & ~ [1<=p34]]]] & [[[[p22<=1 & ~ [p34<=0]] | [[p46<=1 | [1<=p27 | 1<=p34]] & [1<=p47 & [p34<=p1 & p7<=p27]]]] | ~ [[1<=p34 | [[p43<=p0 & 1<=p30] & ~ [p23<=p4]]]]] & [1<=p28 | [[1<=p51 & p36<=p12] | [~ [p2<=1] & [[1<=p9 & p35<=p28] | [p36<=0 & 1<=p27]]]]]]]]]]]]

abstracting: (1<=p27)
states: 6,501,780 (6)
abstracting: (p36<=0)
states: 27,317,841 (7)
abstracting: (p35<=p28)
states: 27,569,621 (7)
abstracting: (1<=p9)
states: 6,501,780 (6)
abstracting: (p2<=1)
states: 33,819,621 (7)
abstracting: (p36<=p12)
states: 28,552,661 (7)
abstracting: (1<=p51)
states: 8,454,905 (6)
abstracting: (1<=p28)
states: 6,501,780 (6)
abstracting: (p23<=p4)
states: 28,552,661 (7)
abstracting: (1<=p30)
states: 7,812,500 (6)
abstracting: (p43<=p0)
states: 27,317,841 (7)
abstracting: (1<=p34)
states: 6,501,780 (6)
abstracting: (p7<=p27)
states: 28,552,661 (7)
abstracting: (p34<=p1)
states: 28,552,661 (7)
abstracting: (1<=p47)
states: 6,763,924 (6)
abstracting: (1<=p34)
states: 6,501,780 (6)
abstracting: (1<=p27)
states: 6,501,780 (6)
abstracting: (p46<=1)
states: 33,819,621 (7)
abstracting: (p34<=0)
states: 27,317,841 (7)
abstracting: (p22<=1)
states: 33,819,621 (7)
abstracting: (1<=p34)
states: 6,501,780 (6)
abstracting: (1<=p29)
states: 6,501,780 (6)
abstracting: (p43<=1)
states: 33,819,621 (7)
abstracting: (p25<=0)
states: 26,007,121 (7)
abstracting: (1<=p40)
states: 7,812,500 (6)
abstracting: (p25<=p32)
states: 27,569,621 (7)
abstracting: (1<=p13)
states: 6,501,780 (6)
abstracting: (1<=p52)
states: 8,454,905 (6)
abstracting: (1<=p27)
states: 6,501,780 (6)
abstracting: (p43<=p29)
states: 28,552,661 (7)
abstracting: (p22<=p13)
states: 28,552,661 (7)
abstracting: (1<=p44)
states: 6,501,780 (6)
abstracting: (p52<=0)
states: 25,364,716 (7)
abstracting: (p18<=p8)
states: 28,552,661 (7)
abstracting: (p44<=p36)
states: 28,552,661 (7)
abstracting: (p0<=p11)
states: 33,819,620 (7)
abstracting: (p43<=p1)
states: 28,552,661 (7)
abstracting: (p5<=p0)
states: 26,007,121 (7)
abstracting: (p52<=1)
states: 33,819,621 (7)
abstracting: (p29<=p30)
states: 27,317,841 (7)
abstracting: (p36<=1)
states: 33,819,621 (7)
abstracting: (p34<=1)
states: 33,819,621 (7)
abstracting: (p9<=0)
states: 27,317,841 (7)
-> the formula is FALSE

FORMULA Raft-PT-03-ReachabilityCardinality-15 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m 0.116sec

checking: AG [[[[~ [[[[p39<=p31 & 1<=p6] | ~ [[1<=p14 & 1<=p41]]] & ~ [1<=p49]]] | 1<=p29] | ~ [[~ [[[1<=p45 & p9<=p16] & ~ [p3<=p20]]] | [~ [[1<=p36 & [[p16<=p15 & p20<=0] | ~ [p27<=1]]]] & p20<=0]]]] & [[[[p43<=1 & [[[~ [p13<=p51] | [p52<=0 & 1<=p33]] & p0<=1] | [[[p14<=p27 & p46<=0] & [p6<=p28 | p33<=p1]] & 1<=p33]]] & p39<=p25] | [[[p15<=p28 | ~ [p46<=0]] & 1<=p35] & [~ [[[[1<=p42 | 1<=p46] | [1<=p14 | p32<=1]] & [~ [p38<=1] | [p44<=0 | p25<=p27]]]] & [[~ [1<=p33] & 1<=p33] & p19<=1]]]] & [[[~ [[[[p20<=0 & p38<=p49] & [1<=p9 & 1<=p41]] & [p22<=0 & ~ [p14<=1]]]] & [~ [[p19<=p41 & ~ [p9<=1]]] | p40<=1]] | [[[~ [[1<=p15 & 1<=p32]] & p51<=p39] & [[[p10<=1 & p0<=1] & p41<=p28] | ~ [[1<=p48 | 1<=p23]]]] & p13<=1]] | ~ [[~ [[[1<=p0 | p51<=p40] | [p30<=p1 | ~ [1<=p37]]]] | p39<=p10]]]]]]
normalized: ~ [E [true U ~ [[[[~ [[p39<=p10 | ~ [[[p30<=p1 | ~ [1<=p37]] | [1<=p0 | p51<=p40]]]]] | [[p13<=1 & [[~ [[1<=p48 | 1<=p23]] | [p41<=p28 & [p10<=1 & p0<=1]]] & [p51<=p39 & ~ [[1<=p15 & 1<=p32]]]]] | [[p40<=1 | ~ [[p19<=p41 & ~ [p9<=1]]]] & ~ [[[p22<=0 & ~ [p14<=1]] & [[1<=p9 & 1<=p41] & [p20<=0 & p38<=p49]]]]]]] & [[[[p19<=1 & [1<=p33 & ~ [1<=p33]]] & ~ [[[[p44<=0 | p25<=p27] | ~ [p38<=1]] & [[1<=p14 | p32<=1] | [1<=p42 | 1<=p46]]]]] & [1<=p35 & [p15<=p28 | ~ [p46<=0]]]] | [p39<=p25 & [p43<=1 & [[1<=p33 & [[p6<=p28 | p33<=p1] & [p14<=p27 & p46<=0]]] | [p0<=1 & [[p52<=0 & 1<=p33] | ~ [p13<=p51]]]]]]]] & [~ [[[p20<=0 & ~ [[1<=p36 & [~ [p27<=1] | [p16<=p15 & p20<=0]]]]] | ~ [[~ [p3<=p20] & [1<=p45 & p9<=p16]]]]] | [1<=p29 | ~ [[~ [1<=p49] & [~ [[1<=p14 & 1<=p41]] | [p39<=p31 & 1<=p6]]]]]]]]]]

abstracting: (1<=p6)
states: 6,501,780 (6)
abstracting: (p39<=p31)
states: 28,552,661 (7)
abstracting: (1<=p41)
states: 6,501,780 (6)
abstracting: (1<=p14)
states: 6,501,780 (6)
abstracting: (1<=p49)
states: 6,763,924 (6)
abstracting: (1<=p29)
states: 6,501,780 (6)
abstracting: (p9<=p16)
states: 28,552,661 (7)
abstracting: (1<=p45)
states: 7,812,500 (6)
abstracting: (p3<=p20)
states: 28,880,341 (7)
abstracting: (p20<=0)
states: 26,007,121 (7)
abstracting: (p16<=p15)
states: 28,880,341 (7)
abstracting: (p27<=1)
states: 33,819,621 (7)
abstracting: (1<=p36)
states: 6,501,780 (6)
abstracting: (p20<=0)
states: 26,007,121 (7)
abstracting: (p13<=p51)
states: 28,943,286 (7)
abstracting: (1<=p33)
states: 6,501,780 (6)
abstracting: (p52<=0)
states: 25,364,716 (7)
abstracting: (p0<=1)
states: 33,819,621 (7)
abstracting: (p46<=0)
states: 27,055,697 (7)
abstracting: (p14<=p27)
states: 28,552,661 (7)
abstracting: (p33<=p1)
states: 28,552,661 (7)
abstracting: (p6<=p28)
states: 28,552,661 (7)
abstracting: (1<=p33)
states: 6,501,780 (6)
abstracting: (p43<=1)
states: 33,819,621 (7)
abstracting: (p39<=p25)
states: 28,880,341 (7)
abstracting: (p46<=0)
states: 27,055,697 (7)
abstracting: (p15<=p28)
states: 27,569,621 (7)
abstracting: (1<=p35)
states: 7,812,500 (6)
abstracting: (1<=p46)
states: 6,763,924 (6)
abstracting: (1<=p42)
states: 6,501,780 (6)
abstracting: (p32<=1)
states: 33,819,621 (7)
abstracting: (1<=p14)
states: 6,501,780 (6)
abstracting: (p38<=1)
states: 33,819,621 (7)
abstracting: (p25<=p27)
states: 27,569,621 (7)
abstracting: (p44<=0)
states: 27,317,841 (7)
abstracting: (1<=p33)
states: 6,501,780 (6)
abstracting: (1<=p33)
states: 6,501,780 (6)
abstracting: (p19<=1)
states: 33,819,621 (7)
abstracting: (p38<=p49)
states: 28,618,197 (7)
abstracting: (p20<=0)
states: 26,007,121 (7)
abstracting: (1<=p41)
states: 6,501,780 (6)
abstracting: (1<=p9)
states: 6,501,780 (6)
abstracting: (p14<=1)
states: 33,819,621 (7)
abstracting: (p22<=0)
states: 27,317,841 (7)
abstracting: (p9<=1)
states: 33,819,621 (7)
abstracting: (p19<=p41)
states: 28,552,661 (7)
abstracting: (p40<=1)
states: 33,819,621 (7)
abstracting: (1<=p32)
states: 6,501,780 (6)
abstracting: (1<=p15)
states: 7,812,500 (6)
abstracting: (p51<=p39)
states: 26,990,161 (7)
abstracting: (p0<=1)
states: 33,819,621 (7)
abstracting: (p10<=1)
states: 33,819,621 (7)
abstracting: (p41<=p28)
states: 28,552,661 (7)
abstracting: (1<=p23)
states: 6,501,780 (6)
abstracting: (1<=p48)
states: 6,763,924 (6)
abstracting: (p13<=1)
states: 33,819,621 (7)
abstracting: (p51<=p40)
states: 27,317,841 (7)
abstracting: (1<=p0)
states: 1
abstracting: (1<=p37)
states: 6,501,780 (6)
abstracting: (p30<=p1)
states: 27,569,621 (7)
abstracting: (p39<=p10)
states: 28,880,341 (7)
-> the formula is FALSE

FORMULA Raft-PT-03-ReachabilityCardinality-12 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m 0.075sec

totally nodes used: 312842 (3.1e+05)
number of garbage collections: 0
fire ops cache: hits/miss/sum: 805313 1818326 2623639
used/not used/entry size/cache size: 2012574 65096290 16 1024MB
basic ops cache: hits/miss/sum: 178181 380069 558250
used/not used/entry size/cache size: 721629 16055587 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: 14047 28718 42765
used/not used/entry size/cache size: 28682 8359926 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 66812030
1 282140
2 13452
3 1173
4 66
5 3
6 0
7 0
8 0
9 0
>= 10 0

Total processing time: 0m 5.302sec


BK_STOP 1678927236254

--------------------
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 0.000sec


iterations count:21300 (217), effective:895 (9)

initing FirstDep: 0m 0.000sec


iterations count:705 (7), effective:26 (0)

iterations count:884 (9), effective:26 (0)

iterations count:1419 (14), effective:39 (0)

iterations count:646 (6), effective:30 (0)

iterations count:1054 (10), effective:46 (0)

iterations count:98 (1), effective:0 (0)

iterations count:1128 (11), effective:69 (0)

iterations count:2441 (24), effective:149 (1)

iterations count:380 (3), effective:35 (0)

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="Raft-PT-03"
export BK_EXAMINATION="ReachabilityCardinality"
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 Raft-PT-03, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 1"
echo " Run identifier is r321-tall-167889192000302"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Raft-PT-03.tgz
mv Raft-PT-03 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 ;