About the Execution of Marcie for QuasiCertifProtocol-COL-02
Execution Summary | |||||
Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
5471.760 | 6964.00 | 7070.00 | 0.00 | TTFFFFTTFFTTTTFF | 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.r289-tall-167873940900802.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 QuasiCertifProtocol-COL-02, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 1
Run identifier is r289-tall-167873940900802
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 460K
-rw-r--r-- 1 mcc users 7.4K Feb 26 01:27 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K Feb 26 01:27 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Feb 26 01:26 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K Feb 26 01:26 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 16:36 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 16:36 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Feb 25 16:37 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Feb 25 16:37 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 26 01:29 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 115K Feb 26 01:29 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.5K Feb 26 01:28 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 46K Feb 26 01:28 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 16:37 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:37 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_pt
-rw-r--r-- 1 mcc users 3 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 34K 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 QuasiCertifProtocol-COL-02-CTLFireability-00
FORMULA_NAME QuasiCertifProtocol-COL-02-CTLFireability-01
FORMULA_NAME QuasiCertifProtocol-COL-02-CTLFireability-02
FORMULA_NAME QuasiCertifProtocol-COL-02-CTLFireability-03
FORMULA_NAME QuasiCertifProtocol-COL-02-CTLFireability-04
FORMULA_NAME QuasiCertifProtocol-COL-02-CTLFireability-05
FORMULA_NAME QuasiCertifProtocol-COL-02-CTLFireability-06
FORMULA_NAME QuasiCertifProtocol-COL-02-CTLFireability-07
FORMULA_NAME QuasiCertifProtocol-COL-02-CTLFireability-08
FORMULA_NAME QuasiCertifProtocol-COL-02-CTLFireability-09
FORMULA_NAME QuasiCertifProtocol-COL-02-CTLFireability-10
FORMULA_NAME QuasiCertifProtocol-COL-02-CTLFireability-11
FORMULA_NAME QuasiCertifProtocol-COL-02-CTLFireability-12
FORMULA_NAME QuasiCertifProtocol-COL-02-CTLFireability-13
FORMULA_NAME QuasiCertifProtocol-COL-02-CTLFireability-14
FORMULA_NAME QuasiCertifProtocol-COL-02-CTLFireability-15
=== Now, execution of the tool begins
BK_START 1678821226634
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=QuasiCertifProtocol-COL-02
Not applying reductions.
Model is COL
CTLFireability COL
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
Unfolding complete |P|=86|T|=56|A|=223
Time for unfolding: 0m 2.005sec
Net: QuasiCertifProtocol_COL_02
(NrP: 86 NrTr: 56 NrArc: 223)
parse formulas
formulas created successfully
place and transition orderings generation:0m 0.000sec
net check time: 0m 0.000sec
init dd package: 0m 2.823sec
RS generation: 0m 0.019sec
-> reachability set: #nodes 1808 (1.8e+03) #states 1,029 (3)
starting MCC model checker
--------------------------
checking: ~ [EX [~ [AF [AF [EF [[[IS_FIREABLE [malS3_0] | IS_FIREABLE [malS3_1]] | IS_FIREABLE [malS3_2]]]]]]]]
normalized: ~ [EX [EG [EG [~ [E [true U [[IS_FIREABLE [malS3_0] | IS_FIREABLE [malS3_1]] | IS_FIREABLE [malS3_2]]]]]]]]
.
EG iterations: 1
.
EG iterations: 1
.-> the formula is FALSE
FORMULA QuasiCertifProtocol-COL-02-CTLFireability-03 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 0.028sec
checking: EG [~ [[[IS_FIREABLE [Sperform_0] | IS_FIREABLE [Sperform_1]] | IS_FIREABLE [Sperform_2]]]]
normalized: EG [~ [[[IS_FIREABLE [Sperform_0] | IS_FIREABLE [Sperform_1]] | IS_FIREABLE [Sperform_2]]]]
.
EG iterations: 1
-> the formula is TRUE
FORMULA QuasiCertifProtocol-COL-02-CTLFireability-07 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 0.005sec
checking: ~ [AF [AG [[[IS_FIREABLE [ScertCS_0] | IS_FIREABLE [ScertCS_1]] | IS_FIREABLE [ScertCS_2]]]]]
normalized: EG [E [true U ~ [[[IS_FIREABLE [ScertCS_0] | IS_FIREABLE [ScertCS_1]] | IS_FIREABLE [ScertCS_2]]]]]
EG iterations: 0
-> the formula is TRUE
FORMULA QuasiCertifProtocol-COL-02-CTLFireability-11 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 0.018sec
checking: ~ [AF [[IS_FIREABLE [AendCS_constant] | [[IS_FIREABLE [SackCS_0] | IS_FIREABLE [SackCS_1]] | IS_FIREABLE [SackCS_2]]]]]
normalized: EG [~ [[IS_FIREABLE [AendCS_constant] | [IS_FIREABLE [SackCS_2] | [IS_FIREABLE [SackCS_0] | IS_FIREABLE [SackCS_1]]]]]]
.
EG iterations: 1
-> the formula is TRUE
FORMULA QuasiCertifProtocol-COL-02-CTLFireability-00 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 0.018sec
checking: EG [AF [~ [[~ [E [IS_FIREABLE [AgetTS_constant] U [[IS_FIREABLE [SgetTS_0] | IS_FIREABLE [SgetTS_1]] | IS_FIREABLE [SgetTS_2]]]] & AG [EX [[[IS_FIREABLE [CsendTS1_0] | IS_FIREABLE [CsendTS1_1]] | IS_FIREABLE [CsendTS1_2]]]]]]]]
normalized: EG [~ [EG [[~ [E [true U ~ [EX [[[IS_FIREABLE [CsendTS1_0] | IS_FIREABLE [CsendTS1_1]] | IS_FIREABLE [CsendTS1_2]]]]]] & ~ [E [IS_FIREABLE [AgetTS_constant] U [[IS_FIREABLE [SgetTS_0] | IS_FIREABLE [SgetTS_1]] | IS_FIREABLE [SgetTS_2]]]]]]]]
..
EG iterations: 1
EG iterations: 0
-> the formula is TRUE
FORMULA QuasiCertifProtocol-COL-02-CTLFireability-13 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 0.012sec
checking: ~ [E [IS_FIREABLE [malA3_constant] U [~ [[AG [[[[IS_FIREABLE [SgetTS_0] | IS_FIREABLE [SgetTS_1]] | IS_FIREABLE [SgetTS_2]] | [[IS_FIREABLE [ScertCS_0] | IS_FIREABLE [ScertCS_1]] | IS_FIREABLE [ScertCS_2]]]] | ~ [IS_FIREABLE [AreqCS_constant]]]] | AF [AX [AF [IS_FIREABLE [malA5_constant]]]]]]]
normalized: ~ [E [IS_FIREABLE [malA3_constant] U [~ [EG [EX [EG [~ [IS_FIREABLE [malA5_constant]]]]]] | ~ [[~ [IS_FIREABLE [AreqCS_constant]] | ~ [E [true U ~ [[[[IS_FIREABLE [ScertCS_0] | IS_FIREABLE [ScertCS_1]] | IS_FIREABLE [ScertCS_2]] | [[IS_FIREABLE [SgetTS_0] | IS_FIREABLE [SgetTS_1]] | IS_FIREABLE [SgetTS_2]]]]]]]]]]]
.
EG iterations: 1
................................
EG iterations: 31
-> the formula is FALSE
FORMULA QuasiCertifProtocol-COL-02-CTLFireability-09 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 0.063sec
checking: AF [AG [[[~ [[[IS_FIREABLE [malC1_0] | IS_FIREABLE [malC1_1]] | IS_FIREABLE [malC1_2]]] | E [AG [[[IS_FIREABLE [Sperform_0] | IS_FIREABLE [Sperform_1]] | IS_FIREABLE [Sperform_2]]] U ~ [[[IS_FIREABLE [SgetTS_0] | IS_FIREABLE [SgetTS_1]] | IS_FIREABLE [SgetTS_2]]]]] & IS_FIREABLE [AgetTS_constant]]]]
normalized: ~ [EG [E [true U ~ [[[E [~ [E [true U ~ [[[IS_FIREABLE [Sperform_0] | IS_FIREABLE [Sperform_1]] | IS_FIREABLE [Sperform_2]]]]] U ~ [[[IS_FIREABLE [SgetTS_0] | IS_FIREABLE [SgetTS_1]] | IS_FIREABLE [SgetTS_2]]]] | ~ [[[IS_FIREABLE [malC1_0] | IS_FIREABLE [malC1_1]] | IS_FIREABLE [malC1_2]]]] & IS_FIREABLE [AgetTS_constant]]]]]]
EG iterations: 0
-> the formula is FALSE
FORMULA QuasiCertifProtocol-COL-02-CTLFireability-04 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 0.006sec
checking: EG [[~ [AX [AG [[[[IS_FIREABLE [SgetTS_0] | IS_FIREABLE [SgetTS_1]] | IS_FIREABLE [SgetTS_2]] & IS_FIREABLE [malA1_constant]]]]] | AG [~ [[[[[[IS_FIREABLE [malS5_0] | IS_FIREABLE [malS5_1]] | IS_FIREABLE [malS5_2]] & [[IS_FIREABLE [Sperform_0] | IS_FIREABLE [Sperform_1]] | IS_FIREABLE [Sperform_2]]] & AF [[[IS_FIREABLE [malS6_0] | IS_FIREABLE [malS6_1]] | IS_FIREABLE [malS6_2]]]] & IS_FIREABLE [malA3_constant]]]]]]
normalized: EG [[~ [E [true U [IS_FIREABLE [malA3_constant] & [~ [EG [~ [[IS_FIREABLE [malS6_2] | [IS_FIREABLE [malS6_0] | IS_FIREABLE [malS6_1]]]]]] & [[IS_FIREABLE [Sperform_2] | [IS_FIREABLE [Sperform_0] | IS_FIREABLE [Sperform_1]]] & [IS_FIREABLE [malS5_2] | [IS_FIREABLE [malS5_0] | IS_FIREABLE [malS5_1]]]]]]]] | EX [E [true U ~ [[IS_FIREABLE [malA1_constant] & [IS_FIREABLE [SgetTS_2] | [IS_FIREABLE [SgetTS_0] | IS_FIREABLE [SgetTS_1]]]]]]]]]
..
EG iterations: 1
EG iterations: 0
-> the formula is TRUE
FORMULA QuasiCertifProtocol-COL-02-CTLFireability-01 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 0.005sec
checking: EX [[~ [EG [[~ [[[[IS_FIREABLE [malS1_0] | IS_FIREABLE [malS1_1]] | IS_FIREABLE [malS1_2]] & [[IS_FIREABLE [ScertCS_0] | IS_FIREABLE [ScertCS_1]] | IS_FIREABLE [ScertCS_2]]]] | A [[[IS_FIREABLE [SgetTS_0] | IS_FIREABLE [SgetTS_1]] | IS_FIREABLE [SgetTS_2]] U [[IS_FIREABLE [SsendTS_0] | IS_FIREABLE [SsendTS_1]] | IS_FIREABLE [SsendTS_2]]]]]] & AX [[~ [[[IS_FIREABLE [Sperform_0] | IS_FIREABLE [Sperform_1]] | IS_FIREABLE [Sperform_2]]] | IS_FIREABLE [AreqTS_constant]]]]]
normalized: EX [[~ [EX [~ [[IS_FIREABLE [AreqTS_constant] | ~ [[IS_FIREABLE [Sperform_2] | [IS_FIREABLE [Sperform_0] | IS_FIREABLE [Sperform_1]]]]]]]] & ~ [EG [[[~ [EG [~ [[IS_FIREABLE [SsendTS_2] | [IS_FIREABLE [SsendTS_0] | IS_FIREABLE [SsendTS_1]]]]]] & ~ [E [~ [[IS_FIREABLE [SsendTS_2] | [IS_FIREABLE [SsendTS_0] | IS_FIREABLE [SsendTS_1]]]] U [~ [[IS_FIREABLE [SgetTS_2] | [IS_FIREABLE [SgetTS_0] | IS_FIREABLE [SgetTS_1]]]] & ~ [[IS_FIREABLE [SsendTS_2] | [IS_FIREABLE [SsendTS_0] | IS_FIREABLE [SsendTS_1]]]]]]]] | ~ [[[IS_FIREABLE [ScertCS_2] | [IS_FIREABLE [ScertCS_0] | IS_FIREABLE [ScertCS_1]]] & [IS_FIREABLE [malS1_2] | [IS_FIREABLE [malS1_0] | IS_FIREABLE [malS1_1]]]]]]]]]]
...
EG iterations: 3
EG iterations: 0
..-> the formula is FALSE
FORMULA QuasiCertifProtocol-COL-02-CTLFireability-05 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 0.015sec
checking: E [EG [EX [EG [EG [[[IS_FIREABLE [malS5_0] | IS_FIREABLE [malS5_1]] | IS_FIREABLE [malS5_2]]]]]] U ~ [EG [[[~ [[IS_FIREABLE [malA4_constant] & [[IS_FIREABLE [malS6_0] | IS_FIREABLE [malS6_1]] | IS_FIREABLE [malS6_2]]]] & [~ [[[IS_FIREABLE [malS5_0] | IS_FIREABLE [malS5_1]] | IS_FIREABLE [malS5_2]]] | EX [IS_FIREABLE [malA1_constant]]]] | A [AG [[[IS_FIREABLE [ScertCS_0] | IS_FIREABLE [ScertCS_1]] | IS_FIREABLE [ScertCS_2]]] U [IS_FIREABLE [malA5_constant] | [[IS_FIREABLE [Sperform_0] | IS_FIREABLE [Sperform_1]] | IS_FIREABLE [Sperform_2]]]]]]]]
normalized: E [EG [EX [EG [EG [[IS_FIREABLE [malS5_2] | [IS_FIREABLE [malS5_0] | IS_FIREABLE [malS5_1]]]]]]] U ~ [EG [[[~ [EG [~ [[IS_FIREABLE [malA5_constant] | [IS_FIREABLE [Sperform_2] | [IS_FIREABLE [Sperform_0] | IS_FIREABLE [Sperform_1]]]]]]] & ~ [E [~ [[IS_FIREABLE [malA5_constant] | [IS_FIREABLE [Sperform_2] | [IS_FIREABLE [Sperform_0] | IS_FIREABLE [Sperform_1]]]]] U [E [true U ~ [[IS_FIREABLE [ScertCS_2] | [IS_FIREABLE [ScertCS_0] | IS_FIREABLE [ScertCS_1]]]]] & ~ [[IS_FIREABLE [malA5_constant] | [IS_FIREABLE [Sperform_2] | [IS_FIREABLE [Sperform_0] | IS_FIREABLE [Sperform_1]]]]]]]]] | [[EX [IS_FIREABLE [malA1_constant]] | ~ [[IS_FIREABLE [malS5_2] | [IS_FIREABLE [malS5_0] | IS_FIREABLE [malS5_1]]]]] & ~ [[IS_FIREABLE [malA4_constant] & [IS_FIREABLE [malS6_2] | [IS_FIREABLE [malS6_0] | IS_FIREABLE [malS6_1]]]]]]]]]]
..
EG iterations: 1
.
EG iterations: 1
..............
EG iterations: 14
.
EG iterations: 1
..
EG iterations: 1
-> the formula is FALSE
FORMULA QuasiCertifProtocol-COL-02-CTLFireability-14 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 0.034sec
checking: E [[[IS_FIREABLE [AreqTS_constant] & ~ [EG [A [IS_FIREABLE [malA1_constant] U [[IS_FIREABLE [malS2_0] | IS_FIREABLE [malS2_1]] | IS_FIREABLE [malS2_2]]]]]] & E [A [EF [[[IS_FIREABLE [malS3_0] | IS_FIREABLE [malS3_1]] | IS_FIREABLE [malS3_2]]] U EF [[[IS_FIREABLE [malS2_0] | IS_FIREABLE [malS2_1]] | IS_FIREABLE [malS2_2]]]] U ~ [A [[[[IS_FIREABLE [malC1_0] | IS_FIREABLE [malC1_1]] | IS_FIREABLE [malC1_2]] | IS_FIREABLE [AreqTS_constant]] U ~ [[[IS_FIREABLE [SsendTS_0] | IS_FIREABLE [SsendTS_1]] | IS_FIREABLE [SsendTS_2]]]]]]] U IS_FIREABLE [AackCS_constant]]
normalized: E [[E [[~ [EG [~ [E [true U [IS_FIREABLE [malS2_2] | [IS_FIREABLE [malS2_0] | IS_FIREABLE [malS2_1]]]]]]] & ~ [E [~ [E [true U [IS_FIREABLE [malS2_2] | [IS_FIREABLE [malS2_0] | IS_FIREABLE [malS2_1]]]]] U [~ [E [true U [IS_FIREABLE [malS3_2] | [IS_FIREABLE [malS3_0] | IS_FIREABLE [malS3_1]]]]] & ~ [E [true U [IS_FIREABLE [malS2_2] | [IS_FIREABLE [malS2_0] | IS_FIREABLE [malS2_1]]]]]]]]] U ~ [[~ [EG [[IS_FIREABLE [SsendTS_2] | [IS_FIREABLE [SsendTS_0] | IS_FIREABLE [SsendTS_1]]]]] & ~ [E [[IS_FIREABLE [SsendTS_2] | [IS_FIREABLE [SsendTS_0] | IS_FIREABLE [SsendTS_1]]] U [~ [[IS_FIREABLE [AreqTS_constant] | [IS_FIREABLE [malC1_2] | [IS_FIREABLE [malC1_0] | IS_FIREABLE [malC1_1]]]]] & [IS_FIREABLE [SsendTS_2] | [IS_FIREABLE [SsendTS_0] | IS_FIREABLE [SsendTS_1]]]]]]]]] & [IS_FIREABLE [AreqTS_constant] & ~ [EG [[~ [EG [~ [[IS_FIREABLE [malS2_2] | [IS_FIREABLE [malS2_0] | IS_FIREABLE [malS2_1]]]]]] & ~ [E [~ [[IS_FIREABLE [malS2_2] | [IS_FIREABLE [malS2_0] | IS_FIREABLE [malS2_1]]]] U [~ [IS_FIREABLE [malA1_constant]] & ~ [[IS_FIREABLE [malS2_2] | [IS_FIREABLE [malS2_0] | IS_FIREABLE [malS2_1]]]]]]]]]]]] U IS_FIREABLE [AackCS_constant]]
.
EG iterations: 1
.........
EG iterations: 9
......
EG iterations: 6
.
EG iterations: 1
-> the formula is FALSE
FORMULA QuasiCertifProtocol-COL-02-CTLFireability-08 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 0.027sec
checking: [~ [A [~ [[[IS_FIREABLE [malS2_0] | IS_FIREABLE [malS2_1]] | IS_FIREABLE [malS2_2]]] U [[[IS_FIREABLE [malS6_0] | IS_FIREABLE [malS6_1]] | IS_FIREABLE [malS6_2]] | ~ [[E [IS_FIREABLE [AreqCS_constant] U IS_FIREABLE [AendCS_constant]] & EX [[[IS_FIREABLE [SgetTS_0] | IS_FIREABLE [SgetTS_1]] | IS_FIREABLE [SgetTS_2]]]]]]]] | ~ [EG [[[E [~ [[[IS_FIREABLE [Sperform_0] | IS_FIREABLE [Sperform_1]] | IS_FIREABLE [Sperform_2]]] U IS_FIREABLE [malA5_constant]] | [[IS_FIREABLE [ScertCS_0] | IS_FIREABLE [ScertCS_1]] | IS_FIREABLE [ScertCS_2]]] | ~ [[[IS_FIREABLE [SsendTS_0] | IS_FIREABLE [SsendTS_1]] | IS_FIREABLE [SsendTS_2]]]]]]]
normalized: [~ [EG [[~ [[IS_FIREABLE [SsendTS_2] | [IS_FIREABLE [SsendTS_0] | IS_FIREABLE [SsendTS_1]]]] | [[IS_FIREABLE [ScertCS_2] | [IS_FIREABLE [ScertCS_0] | IS_FIREABLE [ScertCS_1]]] | E [~ [[IS_FIREABLE [Sperform_2] | [IS_FIREABLE [Sperform_0] | IS_FIREABLE [Sperform_1]]]] U IS_FIREABLE [malA5_constant]]]]]] | ~ [[~ [EG [~ [[~ [[EX [[IS_FIREABLE [SgetTS_2] | [IS_FIREABLE [SgetTS_0] | IS_FIREABLE [SgetTS_1]]]] & E [IS_FIREABLE [AreqCS_constant] U IS_FIREABLE [AendCS_constant]]]] | [IS_FIREABLE [malS6_2] | [IS_FIREABLE [malS6_0] | IS_FIREABLE [malS6_1]]]]]]] & ~ [E [~ [[~ [[EX [[IS_FIREABLE [SgetTS_2] | [IS_FIREABLE [SgetTS_0] | IS_FIREABLE [SgetTS_1]]]] & E [IS_FIREABLE [AreqCS_constant] U IS_FIREABLE [AendCS_constant]]]] | [IS_FIREABLE [malS6_2] | [IS_FIREABLE [malS6_0] | IS_FIREABLE [malS6_1]]]]] U [[IS_FIREABLE [malS2_2] | [IS_FIREABLE [malS2_0] | IS_FIREABLE [malS2_1]]] & ~ [[~ [[EX [[IS_FIREABLE [SgetTS_2] | [IS_FIREABLE [SgetTS_0] | IS_FIREABLE [SgetTS_1]]]] & E [IS_FIREABLE [AreqCS_constant] U IS_FIREABLE [AendCS_constant]]]] | [IS_FIREABLE [malS6_2] | [IS_FIREABLE [malS6_0] | IS_FIREABLE [malS6_1]]]]]]]]]]]
...........
EG iterations: 8
..
EG iterations: 2
-> the formula is FALSE
FORMULA QuasiCertifProtocol-COL-02-CTLFireability-02 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 0.036sec
checking: [~ [[AF [[A [E [IS_FIREABLE [malA3_constant] U [[IS_FIREABLE [SgetTS_0] | IS_FIREABLE [SgetTS_1]] | IS_FIREABLE [SgetTS_2]]] U [IS_FIREABLE [AendCS_constant] | [[IS_FIREABLE [malS4_0] | IS_FIREABLE [malS4_1]] | IS_FIREABLE [malS4_2]]]] & [E [IS_FIREABLE [malA1_constant] U [[IS_FIREABLE [malS6_0] | IS_FIREABLE [malS6_1]] | IS_FIREABLE [malS6_2]]] & ~ [E [[[IS_FIREABLE [malS3_0] | IS_FIREABLE [malS3_1]] | IS_FIREABLE [malS3_2]] U IS_FIREABLE [AackCS_constant]]]]]] & ~ [EX [A [[[IS_FIREABLE [CgenCertif_0] | IS_FIREABLE [CgenCertif_1]] | IS_FIREABLE [CgenCertif_2]] U IS_FIREABLE [malA4_constant]]]]]] | ~ [EF [AF [IS_FIREABLE [AgetTS_constant]]]]]
normalized: [~ [E [true U ~ [EG [~ [IS_FIREABLE [AgetTS_constant]]]]]] | ~ [[~ [EX [[~ [EG [~ [IS_FIREABLE [malA4_constant]]]] & ~ [E [~ [IS_FIREABLE [malA4_constant]] U [~ [[IS_FIREABLE [CgenCertif_2] | [IS_FIREABLE [CgenCertif_0] | IS_FIREABLE [CgenCertif_1]]]] & ~ [IS_FIREABLE [malA4_constant]]]]]]]] & ~ [EG [~ [[[~ [E [[IS_FIREABLE [malS3_2] | [IS_FIREABLE [malS3_0] | IS_FIREABLE [malS3_1]]] U IS_FIREABLE [AackCS_constant]]] & E [IS_FIREABLE [malA1_constant] U [IS_FIREABLE [malS6_2] | [IS_FIREABLE [malS6_0] | IS_FIREABLE [malS6_1]]]]] & [~ [EG [~ [[IS_FIREABLE [AendCS_constant] | [IS_FIREABLE [malS4_2] | [IS_FIREABLE [malS4_0] | IS_FIREABLE [malS4_1]]]]]]] & ~ [E [~ [[IS_FIREABLE [AendCS_constant] | [IS_FIREABLE [malS4_2] | [IS_FIREABLE [malS4_0] | IS_FIREABLE [malS4_1]]]]] U [~ [E [IS_FIREABLE [malA3_constant] U [IS_FIREABLE [SgetTS_2] | [IS_FIREABLE [SgetTS_0] | IS_FIREABLE [SgetTS_1]]]]] & ~ [[IS_FIREABLE [AendCS_constant] | [IS_FIREABLE [malS4_2] | [IS_FIREABLE [malS4_0] | IS_FIREABLE [malS4_1]]]]]]]]]]]]]]]]
.
EG iterations: 1
.
EG iterations: 1
.
EG iterations: 1
..
EG iterations: 1
-> the formula is TRUE
FORMULA QuasiCertifProtocol-COL-02-CTLFireability-06 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 0.028sec
checking: EG [EF [[[A [~ [[[IS_FIREABLE [malS6_0] | IS_FIREABLE [malS6_1]] | IS_FIREABLE [malS6_2]]] U [[[IS_FIREABLE [malS5_0] | IS_FIREABLE [malS5_1]] | IS_FIREABLE [malS5_2]] | IS_FIREABLE [AreqCS_constant]]] | ~ [[EX [[[IS_FIREABLE [CsendTS1_0] | IS_FIREABLE [CsendTS1_1]] | IS_FIREABLE [CsendTS1_2]]] | [[[IS_FIREABLE [CgenCertif_0] | IS_FIREABLE [CgenCertif_1]] | IS_FIREABLE [CgenCertif_2]] & [[IS_FIREABLE [malS4_0] | IS_FIREABLE [malS4_1]] | IS_FIREABLE [malS4_2]]]]]] | E [[[[[IS_FIREABLE [malC1_0] | IS_FIREABLE [malC1_1]] | IS_FIREABLE [malC1_2]] & IS_FIREABLE [malA4_constant]] & AG [IS_FIREABLE [AreqCS_constant]]] U [IS_FIREABLE [malA4_constant] | EF [IS_FIREABLE [AendCS_constant]]]]]]]
normalized: EG [E [true U [E [[~ [E [true U ~ [IS_FIREABLE [AreqCS_constant]]]] & [IS_FIREABLE [malA4_constant] & [IS_FIREABLE [malC1_2] | [IS_FIREABLE [malC1_0] | IS_FIREABLE [malC1_1]]]]] U [IS_FIREABLE [malA4_constant] | E [true U IS_FIREABLE [AendCS_constant]]]] | [~ [[[[IS_FIREABLE [malS4_2] | [IS_FIREABLE [malS4_0] | IS_FIREABLE [malS4_1]]] & [IS_FIREABLE [CgenCertif_2] | [IS_FIREABLE [CgenCertif_0] | IS_FIREABLE [CgenCertif_1]]]] | EX [[IS_FIREABLE [CsendTS1_2] | [IS_FIREABLE [CsendTS1_0] | IS_FIREABLE [CsendTS1_1]]]]]] | [~ [EG [~ [[IS_FIREABLE [AreqCS_constant] | [IS_FIREABLE [malS5_2] | [IS_FIREABLE [malS5_0] | IS_FIREABLE [malS5_1]]]]]]] & ~ [E [~ [[IS_FIREABLE [AreqCS_constant] | [IS_FIREABLE [malS5_2] | [IS_FIREABLE [malS5_0] | IS_FIREABLE [malS5_1]]]]] U [[IS_FIREABLE [malS6_2] | [IS_FIREABLE [malS6_0] | IS_FIREABLE [malS6_1]]] & ~ [[IS_FIREABLE [AreqCS_constant] | [IS_FIREABLE [malS5_2] | [IS_FIREABLE [malS5_0] | IS_FIREABLE [malS5_1]]]]]]]]]]]]]
.
EG iterations: 1
.
EG iterations: 0
-> the formula is TRUE
FORMULA QuasiCertifProtocol-COL-02-CTLFireability-12 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 0.013sec
checking: EF [E [[[IS_FIREABLE [AreqCS_constant] | [[[[[IS_FIREABLE [SgetTS_0] | IS_FIREABLE [SgetTS_1]] | IS_FIREABLE [SgetTS_2]] & IS_FIREABLE [AendCS_constant]] & [[IS_FIREABLE [SackCS_0] | IS_FIREABLE [SackCS_1]] | IS_FIREABLE [SackCS_2]]] | [A [[[IS_FIREABLE [CgenCertif_0] | IS_FIREABLE [CgenCertif_1]] | IS_FIREABLE [CgenCertif_2]] U [[IS_FIREABLE [CsendTS1_0] | IS_FIREABLE [CsendTS1_1]] | IS_FIREABLE [CsendTS1_2]]] | A [IS_FIREABLE [AreqTS_constant] U [[IS_FIREABLE [ScertCS_0] | IS_FIREABLE [ScertCS_1]] | IS_FIREABLE [ScertCS_2]]]]]] & [EG [EX [IS_FIREABLE [AgetTS_constant]]] | ~ [[A [[[IS_FIREABLE [malS2_0] | IS_FIREABLE [malS2_1]] | IS_FIREABLE [malS2_2]] U IS_FIREABLE [AstartCS_constant]] & EF [[[IS_FIREABLE [ScertCS_0] | IS_FIREABLE [ScertCS_1]] | IS_FIREABLE [ScertCS_2]]]]]]] U IS_FIREABLE [AreqCS_constant]]]
normalized: E [true U E [[[~ [[E [true U [IS_FIREABLE [ScertCS_2] | [IS_FIREABLE [ScertCS_0] | IS_FIREABLE [ScertCS_1]]]] & [~ [EG [~ [IS_FIREABLE [AstartCS_constant]]]] & ~ [E [~ [IS_FIREABLE [AstartCS_constant]] U [~ [[IS_FIREABLE [malS2_2] | [IS_FIREABLE [malS2_0] | IS_FIREABLE [malS2_1]]]] & ~ [IS_FIREABLE [AstartCS_constant]]]]]]]] | EG [EX [IS_FIREABLE [AgetTS_constant]]]] & [IS_FIREABLE [AreqCS_constant] | [[[~ [EG [~ [[IS_FIREABLE [ScertCS_2] | [IS_FIREABLE [ScertCS_0] | IS_FIREABLE [ScertCS_1]]]]]] & ~ [E [~ [[IS_FIREABLE [ScertCS_2] | [IS_FIREABLE [ScertCS_0] | IS_FIREABLE [ScertCS_1]]]] U [~ [IS_FIREABLE [AreqTS_constant]] & ~ [[IS_FIREABLE [ScertCS_2] | [IS_FIREABLE [ScertCS_0] | IS_FIREABLE [ScertCS_1]]]]]]]] | [~ [EG [~ [[IS_FIREABLE [CsendTS1_2] | [IS_FIREABLE [CsendTS1_0] | IS_FIREABLE [CsendTS1_1]]]]]] & ~ [E [~ [[IS_FIREABLE [CsendTS1_2] | [IS_FIREABLE [CsendTS1_0] | IS_FIREABLE [CsendTS1_1]]]] U [~ [[IS_FIREABLE [CgenCertif_2] | [IS_FIREABLE [CgenCertif_0] | IS_FIREABLE [CgenCertif_1]]]] & ~ [[IS_FIREABLE [CsendTS1_2] | [IS_FIREABLE [CsendTS1_0] | IS_FIREABLE [CsendTS1_1]]]]]]]]] | [[IS_FIREABLE [SackCS_2] | [IS_FIREABLE [SackCS_0] | IS_FIREABLE [SackCS_1]]] & [IS_FIREABLE [AendCS_constant] & [IS_FIREABLE [SgetTS_2] | [IS_FIREABLE [SgetTS_0] | IS_FIREABLE [SgetTS_1]]]]]]]] U IS_FIREABLE [AreqCS_constant]]]
......
EG iterations: 6
..........
EG iterations: 10
....
EG iterations: 3
.
EG iterations: 1
-> the formula is TRUE
FORMULA QuasiCertifProtocol-COL-02-CTLFireability-10 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 0.047sec
checking: [EF [EF [~ [[~ [[IS_FIREABLE [malA1_constant] | IS_FIREABLE [AreqTS_constant]]] | [[IS_FIREABLE [malS2_0] | IS_FIREABLE [malS2_1]] | IS_FIREABLE [malS2_2]]]]]] & [~ [A [[[IS_FIREABLE [malS4_0] | IS_FIREABLE [malS4_1]] | IS_FIREABLE [malS4_2]] U [[[IS_FIREABLE [SreqTS_0] | IS_FIREABLE [SreqTS_1]] | IS_FIREABLE [SreqTS_2]] | ~ [[[IS_FIREABLE [malS4_0] | IS_FIREABLE [malS4_1]] | IS_FIREABLE [malS4_2]]]]]] & [~ [EG [E [EX [IS_FIREABLE [AackCS_constant]] U [[[IS_FIREABLE [malS6_0] | IS_FIREABLE [malS6_1]] | IS_FIREABLE [malS6_2]] & [[IS_FIREABLE [ScertCS_0] | IS_FIREABLE [ScertCS_1]] | IS_FIREABLE [ScertCS_2]]]]]] & EG [[[[[[[IS_FIREABLE [SreqTS_0] | IS_FIREABLE [SreqTS_1]] | IS_FIREABLE [SreqTS_2]] | IS_FIREABLE [AackCS_constant]] | IS_FIREABLE [malA5_constant]] & E [[[IS_FIREABLE [malS2_0] | IS_FIREABLE [malS2_1]] | IS_FIREABLE [malS2_2]] U IS_FIREABLE [malA1_constant]]] & [[IS_FIREABLE [malS5_0] | IS_FIREABLE [malS5_1]] | IS_FIREABLE [malS5_2]]]]]]]
normalized: [[[EG [[[IS_FIREABLE [malS5_2] | [IS_FIREABLE [malS5_0] | IS_FIREABLE [malS5_1]]] & [E [[IS_FIREABLE [malS2_2] | [IS_FIREABLE [malS2_0] | IS_FIREABLE [malS2_1]]] U IS_FIREABLE [malA1_constant]] & [IS_FIREABLE [malA5_constant] | [IS_FIREABLE [AackCS_constant] | [IS_FIREABLE [SreqTS_2] | [IS_FIREABLE [SreqTS_0] | IS_FIREABLE [SreqTS_1]]]]]]]] & ~ [EG [E [EX [IS_FIREABLE [AackCS_constant]] U [[IS_FIREABLE [ScertCS_2] | [IS_FIREABLE [ScertCS_0] | IS_FIREABLE [ScertCS_1]]] & [IS_FIREABLE [malS6_2] | [IS_FIREABLE [malS6_0] | IS_FIREABLE [malS6_1]]]]]]]] & ~ [[~ [EG [~ [[~ [[IS_FIREABLE [malS4_2] | [IS_FIREABLE [malS4_0] | IS_FIREABLE [malS4_1]]]] | [IS_FIREABLE [SreqTS_2] | [IS_FIREABLE [SreqTS_0] | IS_FIREABLE [SreqTS_1]]]]]]] & ~ [E [~ [[~ [[IS_FIREABLE [malS4_2] | [IS_FIREABLE [malS4_0] | IS_FIREABLE [malS4_1]]]] | [IS_FIREABLE [SreqTS_2] | [IS_FIREABLE [SreqTS_0] | IS_FIREABLE [SreqTS_1]]]]] U [~ [[IS_FIREABLE [malS4_2] | [IS_FIREABLE [malS4_0] | IS_FIREABLE [malS4_1]]]] & ~ [[~ [[IS_FIREABLE [malS4_2] | [IS_FIREABLE [malS4_0] | IS_FIREABLE [malS4_1]]]] | [IS_FIREABLE [SreqTS_2] | [IS_FIREABLE [SreqTS_0] | IS_FIREABLE [SreqTS_1]]]]]]]]]]] & E [true U E [true U ~ [[[IS_FIREABLE [malS2_2] | [IS_FIREABLE [malS2_0] | IS_FIREABLE [malS2_1]]] | ~ [[IS_FIREABLE [malA1_constant] | IS_FIREABLE [AreqTS_constant]]]]]]]]
.
EG iterations: 1
........
EG iterations: 7
.
EG iterations: 1
-> the formula is FALSE
FORMULA QuasiCertifProtocol-COL-02-CTLFireability-15 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT
MC time: 0m 0.010sec
totally nodes used: 330648 (3.3e+05)
number of garbage collections: 0
fire ops cache: hits/miss/sum: 137746 863934 1001680
used/not used/entry size/cache size: 1167983 65940881 16 1024MB
basic ops cache: hits/miss/sum: 30619 208227 238846
used/not used/entry size/cache size: 322582 16454634 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: 313 1808 2121
used/not used/entry size/cache size: 1808 8386800 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 66800428
1 288221
2 18474
3 1596
4 130
5 15
6 0
7 0
8 0
9 0
>= 10 0
Total processing time: 0m 6.901sec
BK_STOP 1678821233598
--------------------
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:899 (16), effective:56 (1)
initing FirstDep: 0m 0.000sec
iterations count:88 (1), effective:7 (0)
iterations count:64 (1), effective:3 (0)
iterations count:56 (1), effective:0 (0)
iterations count:105 (1), effective:10 (0)
iterations count:90 (1), effective:6 (0)
iterations count:56 (1), effective:0 (0)
iterations count:75 (1), effective:3 (0)
iterations count:56 (1), effective:0 (0)
iterations count:58 (1), effective:1 (0)
iterations count:56 (1), effective:0 (0)
iterations count:82 (1), effective:3 (0)
iterations count:64 (1), effective:3 (0)
iterations count:56 (1), effective:0 (0)
iterations count:56 (1), effective:0 (0)
iterations count:77 (1), effective:5 (0)
iterations count:56 (1), effective:0 (0)
iterations count:60 (1), effective:2 (0)
iterations count:88 (1), effective:7 (0)
iterations count:60 (1), effective:2 (0)
iterations count:114 (2), effective:6 (0)
iterations count:60 (1), effective:2 (0)
iterations count:57 (1), effective:1 (0)
iterations count:56 (1), effective:0 (0)
iterations count:56 (1), effective:0 (0)
iterations count:56 (1), effective:0 (0)
iterations count:56 (1), effective:0 (0)
iterations count:122 (2), effective:11 (0)
iterations count:56 (1), effective:0 (0)
iterations count:82 (1), effective:3 (0)
iterations count:56 (1), effective:0 (0)
iterations count:92 (1), effective:3 (0)
iterations count:82 (1), effective:3 (0)
iterations count:69 (1), effective:4 (0)
iterations count:56 (1), effective:0 (0)
iterations count:141 (2), effective:14 (0)
iterations count:61 (1), effective:1 (0)
iterations count:56 (1), effective:0 (0)
iterations count:79 (1), effective:5 (0)
iterations count:82 (1), effective:3 (0)
iterations count:57 (1), effective:1 (0)
iterations count:250 (4), effective:12 (0)
iterations count:234 (4), effective:30 (0)
iterations count:56 (1), effective:0 (0)
iterations count:71 (1), effective:5 (0)
iterations count:195 (3), effective:4 (0)
iterations count:56 (1), effective:0 (0)
iterations count:56 (1), effective:0 (0)
iterations count:56 (1), effective:0 (0)
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="QuasiCertifProtocol-COL-02"
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 QuasiCertifProtocol-COL-02, 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 r289-tall-167873940900802"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/QuasiCertifProtocol-COL-02.tgz
mv QuasiCertifProtocol-COL-02 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 ;