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.r225-tall-167856407100122.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 IOTPpurchase-PT-C05M04P03D02, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 1
Run identifier is r225-tall-167856407100122
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 544K
-rw-r--r-- 1 mcc users 9.7K Feb 25 15:15 CTLCardinality.txt
-rw-r--r-- 1 mcc users 95K Feb 25 15:15 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.2K Feb 25 15:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K Feb 25 15:14 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 4.0K Feb 25 16:17 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:17 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.4K Feb 25 16:17 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Feb 25 16:17 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Feb 25 15:16 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 123K Feb 25 15:16 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.7K Feb 25 15:16 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K Feb 25 15:16 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Feb 25 16:17 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 16:17 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 13 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rwxr-xr-x 1 mcc users 60K Mar 5 18:22 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 IOTPpurchase-PT-C05M04P03D02-CTLFireability-00
FORMULA_NAME IOTPpurchase-PT-C05M04P03D02-CTLFireability-01
FORMULA_NAME IOTPpurchase-PT-C05M04P03D02-CTLFireability-02
FORMULA_NAME IOTPpurchase-PT-C05M04P03D02-CTLFireability-03
FORMULA_NAME IOTPpurchase-PT-C05M04P03D02-CTLFireability-04
FORMULA_NAME IOTPpurchase-PT-C05M04P03D02-CTLFireability-05
FORMULA_NAME IOTPpurchase-PT-C05M04P03D02-CTLFireability-06
FORMULA_NAME IOTPpurchase-PT-C05M04P03D02-CTLFireability-07
FORMULA_NAME IOTPpurchase-PT-C05M04P03D02-CTLFireability-08
FORMULA_NAME IOTPpurchase-PT-C05M04P03D02-CTLFireability-09
FORMULA_NAME IOTPpurchase-PT-C05M04P03D02-CTLFireability-10
FORMULA_NAME IOTPpurchase-PT-C05M04P03D02-CTLFireability-11
FORMULA_NAME IOTPpurchase-PT-C05M04P03D02-CTLFireability-12
FORMULA_NAME IOTPpurchase-PT-C05M04P03D02-CTLFireability-13
FORMULA_NAME IOTPpurchase-PT-C05M04P03D02-CTLFireability-14
FORMULA_NAME IOTPpurchase-PT-C05M04P03D02-CTLFireability-15

=== Now, execution of the tool begins

BK_START 1678606816610

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=IOTPpurchase-PT-C05M04P03D02
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: IOTPpurchase_PT_C05M04P03D02
(NrP: 111 NrTr: 45 NrArc: 224)

parse formulas
formulas created successfully
place and transition orderings generation:0m 0.001sec

net check time: 0m 0.000sec

init dd package: 0m 2.883sec


RS generation: 0m 0.490sec


-> reachability set: #nodes 15027 (1.5e+04) #states 17,406,024 (7)



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

checking: ~ [EG [AF [IS_FIREABLE [PutBrandList_t4_2]]]]
normalized: ~ [EG [~ [EG [~ [IS_FIREABLE [PutBrandList_t4_2]]]]]]

............................................................................................................................................................................................
EG iterations: 188

EG iterations: 0
-> the formula is FALSE

FORMULA IOTPpurchase-PT-C05M04P03D02-CTLFireability-06 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m 5.834sec

checking: AF [AX [IS_FIREABLE [PutDeliveryRequest_t6_4]]]
normalized: ~ [EG [EX [~ [IS_FIREABLE [PutDeliveryRequest_t6_4]]]]]

...
EG iterations: 2
-> the formula is FALSE

FORMULA IOTPpurchase-PT-C05M04P03D02-CTLFireability-07 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m 0.167sec

checking: EF [~ [EF [EF [E [IS_FIREABLE [PutOfferResponse_t2] U IS_FIREABLE [BrandDecision_t4_1]]]]]]
normalized: E [true U ~ [E [true U E [true U E [IS_FIREABLE [PutOfferResponse_t2] U IS_FIREABLE [BrandDecision_t4_1]]]]]]

-> the formula is FALSE

FORMULA IOTPpurchase-PT-C05M04P03D02-CTLFireability-15 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m 0.246sec

checking: AG [EX [[AG [[~ [IS_FIREABLE [BrandDecision_t4_1]] | ~ [IS_FIREABLE [CheckDeliveryInfo_t6_3]]]] | EG [IS_FIREABLE [GetOfferResponse_t1]]]]]
normalized: ~ [E [true U ~ [EX [[EG [IS_FIREABLE [GetOfferResponse_t1]] | ~ [E [true U ~ [[~ [IS_FIREABLE [CheckDeliveryInfo_t6_3]] | ~ [IS_FIREABLE [BrandDecision_t4_1]]]]]]]]]]]

....................................................................................................................................................
EG iterations: 148
.-> the formula is FALSE

FORMULA IOTPpurchase-PT-C05M04P03D02-CTLFireability-00 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m 0.835sec

checking: EF [A [AF [IS_FIREABLE [PutPaidFor_t3_1]] U EG [[AX [IS_FIREABLE [PutDeliveryRequest_t6_4]] | IS_FIREABLE [PutBrandList_t4_2]]]]]
normalized: E [true U [~ [EG [~ [EG [[IS_FIREABLE [PutBrandList_t4_2] | ~ [EX [~ [IS_FIREABLE [PutDeliveryRequest_t6_4]]]]]]]]] & ~ [E [~ [EG [[IS_FIREABLE [PutBrandList_t4_2] | ~ [EX [~ [IS_FIREABLE [PutDeliveryRequest_t6_4]]]]]]] U [EG [~ [IS_FIREABLE [PutPaidFor_t3_1]]] & ~ [EG [[IS_FIREABLE [PutBrandList_t4_2] | ~ [EX [~ [IS_FIREABLE [PutDeliveryRequest_t6_4]]]]]]]]]]]]

.....................................................................................................................................................
EG iterations: 148
............................................................................................................................................................................................
EG iterations: 188
.....................................................................................................................................................
EG iterations: 148
.....................................................................................................................................................
EG iterations: 148

EG iterations: 0
-> the formula is FALSE

FORMULA IOTPpurchase-PT-C05M04P03D02-CTLFireability-01 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m 2.442sec

checking: ~ [AF [EF [~ [[[EF [IS_FIREABLE [PutPaidFor_t3_1]] | EG [IS_FIREABLE [CheckDeliveryNote_t6_6]]] | AX [IS_FIREABLE [CheckDeliveryRequest_t8_1]]]]]]]
normalized: EG [~ [E [true U ~ [[~ [EX [~ [IS_FIREABLE [CheckDeliveryRequest_t8_1]]]] | [EG [IS_FIREABLE [CheckDeliveryNote_t6_6]] | E [true U IS_FIREABLE [PutPaidFor_t3_1]]]]]]]]

.
EG iterations: 1
.
EG iterations: 0
-> the formula is TRUE

FORMULA IOTPpurchase-PT-C05M04P03D02-CTLFireability-04 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m 0.355sec

checking: ~ [AF [AG [[IS_FIREABLE [PutPaymentRequest_t3_7] & [AF [IS_FIREABLE [PaymentExchange_t3_8]] | E [IS_FIREABLE [t5_4] U IS_FIREABLE [BrandDecision_t4_1]]]]]]]
normalized: EG [E [true U ~ [[IS_FIREABLE [PutPaymentRequest_t3_7] & [E [IS_FIREABLE [t5_4] U IS_FIREABLE [BrandDecision_t4_1]] | ~ [EG [~ [IS_FIREABLE [PaymentExchange_t3_8]]]]]]]]]

........................................................................................................................................................................................
EG iterations: 184

EG iterations: 0
-> the formula is TRUE

FORMULA IOTPpurchase-PT-C05M04P03D02-CTLFireability-03 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m 4.881sec

checking: ~ [[AF [[A [IS_FIREABLE [PaymentExchange_t5_2] U IS_FIREABLE [t6_7]] & E [EX [IS_FIREABLE [CheckRequest_t2]] U [EX [IS_FIREABLE [CheckWhatDeliver_t7_1]] | EG [IS_FIREABLE [PaymentResponse_t3_9]]]]]] & ~ [AX [IS_FIREABLE [SelectBrand_t3_3]]]]]
normalized: ~ [[EX [~ [IS_FIREABLE [SelectBrand_t3_3]]] & ~ [EG [~ [[E [EX [IS_FIREABLE [CheckRequest_t2]] U [EG [IS_FIREABLE [PaymentResponse_t3_9]] | EX [IS_FIREABLE [CheckWhatDeliver_t7_1]]]] & [~ [EG [~ [IS_FIREABLE [t6_7]]]] & ~ [E [~ [IS_FIREABLE [t6_7]] U [~ [IS_FIREABLE [PaymentExchange_t5_2]] & ~ [IS_FIREABLE [t6_7]]]]]]]]]]]]

..................................................................................................................................................................................................................................
EG iterations: 226
..................................................................................................................................................
EG iterations: 145
..
EG iterations: 1
.-> the formula is TRUE

FORMULA IOTPpurchase-PT-C05M04P03D02-CTLFireability-12 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m15.446sec

checking: EF [[[[EF [[IS_FIREABLE [PaymentExchange_t5_2] & [IS_FIREABLE [TradeDecision_t3_0] | IS_FIREABLE [t8_4]]]] & IS_FIREABLE [GetPaymentAmount_t3_5]] & ~ [[EG [AG [IS_FIREABLE [CheckDeliveryInfo_t6_3]]] | IS_FIREABLE [GetOfferRequest_t2]]]] | IS_FIREABLE [PaymentResponse_t3_9]]]
normalized: E [true U [IS_FIREABLE [PaymentResponse_t3_9] | [~ [[IS_FIREABLE [GetOfferRequest_t2] | EG [~ [E [true U ~ [IS_FIREABLE [CheckDeliveryInfo_t6_3]]]]]]] & [IS_FIREABLE [GetPaymentAmount_t3_5] & E [true U [IS_FIREABLE [PaymentExchange_t5_2] & [IS_FIREABLE [TradeDecision_t3_0] | IS_FIREABLE [t8_4]]]]]]]]

.
EG iterations: 1
-> the formula is TRUE

FORMULA IOTPpurchase-PT-C05M04P03D02-CTLFireability-13 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m 0.570sec

checking: EG [[EF [[IS_FIREABLE [CheckPaymentAmount_t3_6] & A [EF [IS_FIREABLE [PaymentResponse_t3_9]] U ~ [IS_FIREABLE [MakeChoice_t1]]]]] & A [~ [[~ [[IS_FIREABLE [GetPaymentAmount_t3_5] | IS_FIREABLE [CheckPaymentReseitp_t3_10]]] & IS_FIREABLE [PutHowDeliver_t7_2]]] U EF [[A [IS_FIREABLE [CheckDeliveryNote_t6_6] U IS_FIREABLE [CheckPaymentRequest_t5_1]] & ~ [IS_FIREABLE [TradeDecision_t3_0]]]]]]]
normalized: EG [[[~ [EG [~ [E [true U [~ [IS_FIREABLE [TradeDecision_t3_0]] & [~ [EG [~ [IS_FIREABLE [CheckPaymentRequest_t5_1]]]] & ~ [E [~ [IS_FIREABLE [CheckPaymentRequest_t5_1]] U [~ [IS_FIREABLE [CheckDeliveryNote_t6_6]] & ~ [IS_FIREABLE [CheckPaymentRequest_t5_1]]]]]]]]]]] & ~ [E [~ [E [true U [~ [IS_FIREABLE [TradeDecision_t3_0]] & [~ [EG [~ [IS_FIREABLE [CheckPaymentRequest_t5_1]]]] & ~ [E [~ [IS_FIREABLE [CheckPaymentRequest_t5_1]] U [~ [IS_FIREABLE [CheckDeliveryNote_t6_6]] & ~ [IS_FIREABLE [CheckPaymentRequest_t5_1]]]]]]]]] U [[IS_FIREABLE [PutHowDeliver_t7_2] & ~ [[IS_FIREABLE [GetPaymentAmount_t3_5] | IS_FIREABLE [CheckPaymentReseitp_t3_10]]]] & ~ [E [true U [~ [IS_FIREABLE [TradeDecision_t3_0]] & [~ [EG [~ [IS_FIREABLE [CheckPaymentRequest_t5_1]]]] & ~ [E [~ [IS_FIREABLE [CheckPaymentRequest_t5_1]] U [~ [IS_FIREABLE [CheckDeliveryNote_t6_6]] & ~ [IS_FIREABLE [CheckPaymentRequest_t5_1]]]]]]]]]]]]] & E [true U [IS_FIREABLE [CheckPaymentAmount_t3_6] & [~ [EG [IS_FIREABLE [MakeChoice_t1]]] & ~ [E [IS_FIREABLE [MakeChoice_t1] U [IS_FIREABLE [MakeChoice_t1] & ~ [E [true U IS_FIREABLE [PaymentResponse_t3_9]]]]]]]]]]]

.
EG iterations: 1
......................................................................................................................................................................................
EG iterations: 182
......................................................................................................................................................................................
EG iterations: 182
......................................................................................................................................................................................
EG iterations: 182
.
EG iterations: 1

EG iterations: 0
-> the formula is TRUE

FORMULA IOTPpurchase-PT-C05M04P03D02-CTLFireability-10 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m 4.400sec

checking: EX [[AF [AG [~ [[IS_FIREABLE [CheckDeliveryInfo_t6_3] | IS_FIREABLE [t8_4]]]]] & [AX [[EG [IS_FIREABLE [PutBrandSelection_t3_4]] & [AG [IS_FIREABLE [GetOfferRequest_t2]] | E [IS_FIREABLE [PutHowDeliver_t7_2] U IS_FIREABLE [t6_7]]]]] | [AF [E [IS_FIREABLE [GetBrandList_t3_2] U IS_FIREABLE [GetDeliveryResponse_t6_5]]] | ~ [EX [E [IS_FIREABLE [SelectBrand_t3_3] U IS_FIREABLE [CheckDeliveryInfo_t6_3]]]]]]]]
normalized: EX [[[[~ [EX [E [IS_FIREABLE [SelectBrand_t3_3] U IS_FIREABLE [CheckDeliveryInfo_t6_3]]]] | ~ [EG [~ [E [IS_FIREABLE [GetBrandList_t3_2] U IS_FIREABLE [GetDeliveryResponse_t6_5]]]]]] | ~ [EX [~ [[[E [IS_FIREABLE [PutHowDeliver_t7_2] U IS_FIREABLE [t6_7]] | ~ [E [true U ~ [IS_FIREABLE [GetOfferRequest_t2]]]]] & EG [IS_FIREABLE [PutBrandSelection_t3_4]]]]]]] & ~ [EG [E [true U [IS_FIREABLE [CheckDeliveryInfo_t6_3] | IS_FIREABLE [t8_4]]]]]]]


EG iterations: 0
....................................................................................................................................................
EG iterations: 148
............................................................................................................................
EG iterations: 123
..-> the formula is FALSE

FORMULA IOTPpurchase-PT-C05M04P03D02-CTLFireability-08 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m10.886sec

checking: ~ [[[A [[AX [AF [IS_FIREABLE [GetOfferResponse_t1]]] | A [E [IS_FIREABLE [t7_4] U IS_FIREABLE [PutHowDeliver_t7_2]] U [IS_FIREABLE [WhatDeliverDecision_t6_0] | IS_FIREABLE [PutOfferResponse_t2]]]] U ~ [EF [[IS_FIREABLE [PaymentResponse_t3_9] | IS_FIREABLE [TradeDecision_t3_0]]]]] | ~ [AF [[[~ [IS_FIREABLE [t8_4]] & AG [IS_FIREABLE [CheckPaymentReseitp_t3_10]]] | IS_FIREABLE [GetDeliveryResponse_t6_5]]]]] | EG [EX [[~ [IS_FIREABLE [GetBrandList_t3_2]] | [~ [IS_FIREABLE [MakeChoice_t1]] & IS_FIREABLE [GetPaidFor_t4_0]]]]]]]
normalized: ~ [[EG [EX [[[IS_FIREABLE [GetPaidFor_t4_0] & ~ [IS_FIREABLE [MakeChoice_t1]]] | ~ [IS_FIREABLE [GetBrandList_t3_2]]]]] | [EG [~ [[IS_FIREABLE [GetDeliveryResponse_t6_5] | [~ [E [true U ~ [IS_FIREABLE [CheckPaymentReseitp_t3_10]]]] & ~ [IS_FIREABLE [t8_4]]]]]] | [~ [EG [E [true U [IS_FIREABLE [PaymentResponse_t3_9] | IS_FIREABLE [TradeDecision_t3_0]]]]] & ~ [E [E [true U [IS_FIREABLE [PaymentResponse_t3_9] | IS_FIREABLE [TradeDecision_t3_0]]] U [~ [[[~ [EG [~ [[IS_FIREABLE [WhatDeliverDecision_t6_0] | IS_FIREABLE [PutOfferResponse_t2]]]]] & ~ [E [~ [[IS_FIREABLE [WhatDeliverDecision_t6_0] | IS_FIREABLE [PutOfferResponse_t2]]] U [~ [E [IS_FIREABLE [t7_4] U IS_FIREABLE [PutHowDeliver_t7_2]]] & ~ [[IS_FIREABLE [WhatDeliverDecision_t6_0] | IS_FIREABLE [PutOfferResponse_t2]]]]]]] | ~ [EX [EG [~ [IS_FIREABLE [GetOfferResponse_t1]]]]]]] & E [true U [IS_FIREABLE [PaymentResponse_t3_9] | IS_FIREABLE [TradeDecision_t3_0]]]]]]]]]]

...............................................................................................................................................................................................
EG iterations: 191
.............................................................................................................
EG iterations: 108

EG iterations: 0
.....................................................................................................................................................................................................................
EG iterations: 213
..
EG iterations: 1
-> the formula is FALSE

FORMULA IOTPpurchase-PT-C05M04P03D02-CTLFireability-05 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m16.176sec

checking: [[[~ [[~ [EF [IS_FIREABLE [CheckRequest_t2]]] | ~ [EX [IS_FIREABLE [PutDeliveryRequest_t6_4]]]]] | [AF [[[IS_FIREABLE [PaymentExchange_t5_2] | IS_FIREABLE [PutDeliveryResponse_t8_2]] | A [IS_FIREABLE [CheckPaymentReseitp_t3_10] U IS_FIREABLE [TradeDecision_t3_0]]]] | ~ [AX [A [IS_FIREABLE [GetBrandSelection_t4_3] U IS_FIREABLE [PaymentExchange_t3_8]]]]]] & A [~ [[IS_FIREABLE [PutOfferRequest_t1] & A [[IS_FIREABLE [CheckPaymentReseitp_t3_10] | IS_FIREABLE [PutDeliveryRequest_t6_4]] U [IS_FIREABLE [WhatDeliverDecision_t6_0] & IS_FIREABLE [CheckPaymentReseitp_t3_10]]]]] U IS_FIREABLE [PutBrandSelection_t3_4]]] & EF [[IS_FIREABLE [PaymentResponse_t3_9] | ~ [AG [~ [IS_FIREABLE [MakeChoice_t1]]]]]]]
normalized: [E [true U [IS_FIREABLE [PaymentResponse_t3_9] | E [true U IS_FIREABLE [MakeChoice_t1]]]] & [[~ [EG [~ [IS_FIREABLE [PutBrandSelection_t3_4]]]] & ~ [E [~ [IS_FIREABLE [PutBrandSelection_t3_4]] U [[IS_FIREABLE [PutOfferRequest_t1] & [~ [EG [~ [[IS_FIREABLE [WhatDeliverDecision_t6_0] & IS_FIREABLE [CheckPaymentReseitp_t3_10]]]]] & ~ [E [~ [[IS_FIREABLE [WhatDeliverDecision_t6_0] & IS_FIREABLE [CheckPaymentReseitp_t3_10]]] U [~ [[IS_FIREABLE [CheckPaymentReseitp_t3_10] | IS_FIREABLE [PutDeliveryRequest_t6_4]]] & ~ [[IS_FIREABLE [WhatDeliverDecision_t6_0] & IS_FIREABLE [CheckPaymentReseitp_t3_10]]]]]]]] & ~ [IS_FIREABLE [PutBrandSelection_t3_4]]]]]] & [[EX [~ [[~ [EG [~ [IS_FIREABLE [PaymentExchange_t3_8]]]] & ~ [E [~ [IS_FIREABLE [PaymentExchange_t3_8]] U [~ [IS_FIREABLE [GetBrandSelection_t4_3]] & ~ [IS_FIREABLE [PaymentExchange_t3_8]]]]]]]] | ~ [EG [~ [[[~ [EG [~ [IS_FIREABLE [TradeDecision_t3_0]]]] & ~ [E [~ [IS_FIREABLE [TradeDecision_t3_0]] U [~ [IS_FIREABLE [CheckPaymentReseitp_t3_10]] & ~ [IS_FIREABLE [TradeDecision_t3_0]]]]]] | [IS_FIREABLE [PaymentExchange_t5_2] | IS_FIREABLE [PutDeliveryResponse_t8_2]]]]]]] | ~ [[~ [EX [IS_FIREABLE [PutDeliveryRequest_t6_4]]] | ~ [E [true U IS_FIREABLE [CheckRequest_t2]]]]]]]]

................................................................................................................................................................................................
EG iterations: 191
......................
before gc: list nodes free: 1110511

after gc: idd nodes used:195654, unused:63804346; list nodes free:305278976
..................................................
EG iterations: 72
........................................................................................................................................................................................
EG iterations: 184
..........................................................................................................
EG iterations: 105
............................................................................................................................................................................................
EG iterations: 188
-> the formula is TRUE

FORMULA IOTPpurchase-PT-C05M04P03D02-CTLFireability-14 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m25.081sec

checking: E [AF [~ [AG [~ [IS_FIREABLE [GetDeliveryRequest_t8_0]]]]] U [[AX [[~ [[IS_FIREABLE [t8_4] & IS_FIREABLE [PutDeliveryRequest_t6_4]]] & [A [IS_FIREABLE [CheckPaymentAmount_t3_6] U IS_FIREABLE [PutDeliveryResponse_t8_2]] | IS_FIREABLE [CheckBrandSelection_t4_4]]]] | ~ [EF [IS_FIREABLE [GetBrandList_t3_2]]]] & [AF [[[[IS_FIREABLE [GetOfferRequest_t2] & IS_FIREABLE [t8_4]] | [IS_FIREABLE [PaymentExchange_t3_8] & IS_FIREABLE [CheckPaymentRequest_t5_1]]] & ~ [[IS_FIREABLE [t7_4] & IS_FIREABLE [GetPaymentAmount_t3_5]]]]] | [~ [AG [[IS_FIREABLE [GetBrandList_t3_2] & IS_FIREABLE [GetPaymentAmount_t3_5]]]] & EX [[~ [IS_FIREABLE [GetWhatDeliver_t7_0]] | [IS_FIREABLE [SelectBrand_t3_3] & IS_FIREABLE [PutPaymentRequest_t3_7]]]]]]]]
normalized: E [~ [EG [~ [E [true U IS_FIREABLE [GetDeliveryRequest_t8_0]]]]] U [[[EX [[[IS_FIREABLE [SelectBrand_t3_3] & IS_FIREABLE [PutPaymentRequest_t3_7]] | ~ [IS_FIREABLE [GetWhatDeliver_t7_0]]]] & E [true U ~ [[IS_FIREABLE [GetBrandList_t3_2] & IS_FIREABLE [GetPaymentAmount_t3_5]]]]] | ~ [EG [~ [[~ [[IS_FIREABLE [t7_4] & IS_FIREABLE [GetPaymentAmount_t3_5]]] & [[IS_FIREABLE [PaymentExchange_t3_8] & IS_FIREABLE [CheckPaymentRequest_t5_1]] | [IS_FIREABLE [GetOfferRequest_t2] & IS_FIREABLE [t8_4]]]]]]]] & [~ [E [true U IS_FIREABLE [GetBrandList_t3_2]]] | ~ [EX [~ [[[IS_FIREABLE [CheckBrandSelection_t4_4] | [~ [EG [~ [IS_FIREABLE [PutDeliveryResponse_t8_2]]]] & ~ [E [~ [IS_FIREABLE [PutDeliveryResponse_t8_2]] U [~ [IS_FIREABLE [CheckPaymentAmount_t3_6]] & ~ [IS_FIREABLE [PutDeliveryResponse_t8_2]]]]]]] & ~ [[IS_FIREABLE [t8_4] & IS_FIREABLE [PutDeliveryRequest_t6_4]]]]]]]]]]

....................................................................................................................................................................................................................
EG iterations: 212
..
EG iterations: 1
..
EG iterations: 1
-> the formula is TRUE

FORMULA IOTPpurchase-PT-C05M04P03D02-CTLFireability-02 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m12.319sec

checking: EG [[[[AG [[AX [IS_FIREABLE [PutHowDeliver_t7_2]] & ~ [IS_FIREABLE [CheckRequest_t2]]]] | [[IS_FIREABLE [GetBrandList_t3_2] | IS_FIREABLE [SelectBrand_t3_3]] & AF [EX [IS_FIREABLE [GetHowDeliver_t6_2]]]]] | IS_FIREABLE [CheckBrandSelection_t4_4]] | [[IS_FIREABLE [PutPaidFor_t3_1] | [~ [[EG [IS_FIREABLE [BrandDecision_t4_1]] & ~ [IS_FIREABLE [PutWhatDeliver_t6_1]]]] | [AX [IS_FIREABLE [GetDeliveryRequest_t8_0]] | IS_FIREABLE [t8_4]]]] | A [AX [IS_FIREABLE [t6_7]] U [[A [IS_FIREABLE [CheckPaymentRequest_t5_1] U IS_FIREABLE [GetDeliveryResponse_t6_5]] | ~ [IS_FIREABLE [GetPaidFor_t4_0]]] & [[IS_FIREABLE [CheckPaymentReseitp_t3_10] & IS_FIREABLE [CheckDeliveryInfo_t6_3]] | IS_FIREABLE [TradeDecision_t3_0]]]]]]]
normalized: EG [[[[~ [EG [~ [[[IS_FIREABLE [TradeDecision_t3_0] | [IS_FIREABLE [CheckPaymentReseitp_t3_10] & IS_FIREABLE [CheckDeliveryInfo_t6_3]]] & [~ [IS_FIREABLE [GetPaidFor_t4_0]] | [~ [EG [~ [IS_FIREABLE [GetDeliveryResponse_t6_5]]]] & ~ [E [~ [IS_FIREABLE [GetDeliveryResponse_t6_5]] U [~ [IS_FIREABLE [CheckPaymentRequest_t5_1]] & ~ [IS_FIREABLE [GetDeliveryResponse_t6_5]]]]]]]]]]] & ~ [E [~ [[[IS_FIREABLE [TradeDecision_t3_0] | [IS_FIREABLE [CheckPaymentReseitp_t3_10] & IS_FIREABLE [CheckDeliveryInfo_t6_3]]] & [~ [IS_FIREABLE [GetPaidFor_t4_0]] | [~ [EG [~ [IS_FIREABLE [GetDeliveryResponse_t6_5]]]] & ~ [E [~ [IS_FIREABLE [GetDeliveryResponse_t6_5]] U [~ [IS_FIREABLE [CheckPaymentRequest_t5_1]] & ~ [IS_FIREABLE [GetDeliveryResponse_t6_5]]]]]]]]] U [EX [~ [IS_FIREABLE [t6_7]]] & ~ [[[IS_FIREABLE [TradeDecision_t3_0] | [IS_FIREABLE [CheckPaymentReseitp_t3_10] & IS_FIREABLE [CheckDeliveryInfo_t6_3]]] & [~ [IS_FIREABLE [GetPaidFor_t4_0]] | [~ [EG [~ [IS_FIREABLE [GetDeliveryResponse_t6_5]]]] & ~ [E [~ [IS_FIREABLE [GetDeliveryResponse_t6_5]] U [~ [IS_FIREABLE [CheckPaymentRequest_t5_1]] & ~ [IS_FIREABLE [GetDeliveryResponse_t6_5]]]]]]]]]]]]] | [IS_FIREABLE [PutPaidFor_t3_1] | [[IS_FIREABLE [t8_4] | ~ [EX [~ [IS_FIREABLE [GetDeliveryRequest_t8_0]]]]] | ~ [[~ [IS_FIREABLE [PutWhatDeliver_t6_1]] & EG [IS_FIREABLE [BrandDecision_t4_1]]]]]]] | [IS_FIREABLE [CheckBrandSelection_t4_4] | [[~ [EG [~ [EX [IS_FIREABLE [GetHowDeliver_t6_2]]]]] & [IS_FIREABLE [GetBrandList_t3_2] | IS_FIREABLE [SelectBrand_t3_3]]] | ~ [E [true U ~ [[~ [IS_FIREABLE [CheckRequest_t2]] & ~ [EX [~ [IS_FIREABLE [PutHowDeliver_t7_2]]]]]]]]]]]]

............................................................................................................................................................................................
EG iterations: 186
.
EG iterations: 1
......................................................................................................................................................................................................................
EG iterations: 213
......................................................................................................................................................................................................................
EG iterations: 213
.....................................................................................................................................................................................................................
EG iterations: 213
.......................................................................................................................................................................................
EG iterations: 183
.
EG iterations: 1
-> the formula is TRUE

FORMULA IOTPpurchase-PT-C05M04P03D02-CTLFireability-09 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m27.910sec

checking: A [[AG [[A [IS_FIREABLE [GetOfferRequest_t2] U AX [IS_FIREABLE [PutDeliveryRequest_t6_4]]] & [~ [[IS_FIREABLE [CheckPaymentReseitp_t3_10] | IS_FIREABLE [CheckRequest_t2]]] | ~ [AX [IS_FIREABLE [PaymentExchange_t5_2]]]]]] | [[[EX [IS_FIREABLE [GetDeliveryResponse_t6_5]] | [EX [IS_FIREABLE [GetHowDeliver_t6_2]] | AF [IS_FIREABLE [PutDeliveryRequest_t6_4]]]] & IS_FIREABLE [CheckPaymentRequest_t5_1]] & [[[AX [IS_FIREABLE [CheckPaymentRequest_t5_1]] & [IS_FIREABLE [CheckDeliveryRequest_t8_1] & EF [IS_FIREABLE [GetDeliveryRequest_t8_0]]]] | ~ [[IS_FIREABLE [WhatDeliverDecision_t6_0] & IS_FIREABLE [PutWhatDeliver_t6_1]]]] & EG [[A [IS_FIREABLE [t6_7] U IS_FIREABLE [WhatDeliverDecision_t6_0]] & [IS_FIREABLE [PutPaymentRequest_t3_7] & IS_FIREABLE [MakeChoice_t1]]]]]]] U AG [A [A [~ [IS_FIREABLE [MakeChoice_t1]] U [IS_FIREABLE [GetDeliveryResponse_t6_5] | IS_FIREABLE [PaymentResponse_t5_3]]] U ~ [AX [IS_FIREABLE [PaymentExchange_t3_8]]]]]]
normalized: [~ [EG [E [true U ~ [[~ [EG [~ [EX [~ [IS_FIREABLE [PaymentExchange_t3_8]]]]]] & ~ [E [~ [EX [~ [IS_FIREABLE [PaymentExchange_t3_8]]]] U [~ [[~ [EG [~ [[IS_FIREABLE [GetDeliveryResponse_t6_5] | IS_FIREABLE [PaymentResponse_t5_3]]]]] & ~ [E [~ [[IS_FIREABLE [GetDeliveryResponse_t6_5] | IS_FIREABLE [PaymentResponse_t5_3]]] U [IS_FIREABLE [MakeChoice_t1] & ~ [[IS_FIREABLE [GetDeliveryResponse_t6_5] | IS_FIREABLE [PaymentResponse_t5_3]]]]]]]] & ~ [EX [~ [IS_FIREABLE [PaymentExchange_t3_8]]]]]]]]]]]] & ~ [E [E [true U ~ [[~ [EG [~ [EX [~ [IS_FIREABLE [PaymentExchange_t3_8]]]]]] & ~ [E [~ [EX [~ [IS_FIREABLE [PaymentExchange_t3_8]]]] U [~ [[~ [EG [~ [[IS_FIREABLE [GetDeliveryResponse_t6_5] | IS_FIREABLE [PaymentResponse_t5_3]]]]] & ~ [E [~ [[IS_FIREABLE [GetDeliveryResponse_t6_5] | IS_FIREABLE [PaymentResponse_t5_3]]] U [IS_FIREABLE [MakeChoice_t1] & ~ [[IS_FIREABLE [GetDeliveryResponse_t6_5] | IS_FIREABLE [PaymentResponse_t5_3]]]]]]]] & ~ [EX [~ [IS_FIREABLE [PaymentExchange_t3_8]]]]]]]]]] U [~ [[[[EG [[[IS_FIREABLE [PutPaymentRequest_t3_7] & IS_FIREABLE [MakeChoice_t1]] & [~ [EG [~ [IS_FIREABLE [WhatDeliverDecision_t6_0]]]] & ~ [E [~ [IS_FIREABLE [WhatDeliverDecision_t6_0]] U [~ [IS_FIREABLE [t6_7]] & ~ [IS_FIREABLE [WhatDeliverDecision_t6_0]]]]]]]] & [~ [[IS_FIREABLE [WhatDeliverDecision_t6_0] & IS_FIREABLE [PutWhatDeliver_t6_1]]] | [[IS_FIREABLE [CheckDeliveryRequest_t8_1] & E [true U IS_FIREABLE [GetDeliveryRequest_t8_0]]] & ~ [EX [~ [IS_FIREABLE [CheckPaymentRequest_t5_1]]]]]]] & [IS_FIREABLE [CheckPaymentRequest_t5_1] & [[~ [EG [~ [IS_FIREABLE [PutDeliveryRequest_t6_4]]]] | EX [IS_FIREABLE [GetHowDeliver_t6_2]]] | EX [IS_FIREABLE [GetDeliveryResponse_t6_5]]]]] | ~ [E [true U ~ [[[EX [~ [IS_FIREABLE [PaymentExchange_t5_2]]] | ~ [[IS_FIREABLE [CheckPaymentReseitp_t3_10] | IS_FIREABLE [CheckRequest_t2]]]] & [~ [EG [EX [~ [IS_FIREABLE [PutDeliveryRequest_t6_4]]]]] & ~ [E [EX [~ [IS_FIREABLE [PutDeliveryRequest_t6_4]]] U [~ [IS_FIREABLE [GetOfferRequest_t2]] & EX [~ [IS_FIREABLE [PutDeliveryRequest_t6_4]]]]]]]]]]]]] & E [true U ~ [[~ [EG [~ [EX [~ [IS_FIREABLE [PaymentExchange_t3_8]]]]]] & ~ [E [~ [EX [~ [IS_FIREABLE [PaymentExchange_t3_8]]]] U [~ [[~ [EG [~ [[IS_FIREABLE [GetDeliveryResponse_t6_5] | IS_FIREABLE [PaymentResponse_t5_3]]]]] & ~ [E [~ [[IS_FIREABLE [GetDeliveryResponse_t6_5] | IS_FIREABLE [PaymentResponse_t5_3]]] U [IS_FIREABLE [MakeChoice_t1] & ~ [[IS_FIREABLE [GetDeliveryResponse_t6_5] | IS_FIREABLE [PaymentResponse_t5_3]]]]]]]] & ~ [EX [~ [IS_FIREABLE [PaymentExchange_t3_8]]]]]]]]]]]]]]

...........................................................................................................................
EG iterations: 122
....
EG iterations: 2
.....
EG iterations: 2
..........................................................................................................................
before gc: list nodes free: 673137

after gc: idd nodes used:186716, unused:63813284; list nodes free:305317576
..............................................................................................
EG iterations: 213
................................................................................................................................................................................................
EG iterations: 191
...........................................................................................
EG iterations: 91
...........................................................................................................................
EG iterations: 122
....
EG iterations: 2
...........................................................................................................................
EG iterations: 122
....
EG iterations: 2
.
EG iterations: 1
-> the formula is TRUE

FORMULA IOTPpurchase-PT-C05M04P03D02-CTLFireability-11 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m42.990sec

totally nodes used: 149227900 (1.5e+08)
number of garbage collections: 2
fire ops cache: hits/miss/sum: 82607888 279288907 361896795
used/not used/entry size/cache size: 40689488 26419376 16 1024MB
basic ops cache: hits/miss/sum: 8647856 29546885 38194741
used/not used/entry size/cache size: 7404205 9373011 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: 3264 15027 18291
used/not used/entry size/cache size: 0 8388608 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 49939326
1 13546813
2 2942855
3 568543
4 94175
5 14021
6 2031
7 470
8 138
9 61
>= 10 431

Total processing time: 2m57.693sec


BK_STOP 1678606994372

--------------------
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:1581 (35), effective:301 (6)

initing FirstDep: 0m 0.000sec


iterations count:57 (1), effective:4 (0)

iterations count:256 (5), effective:44 (0)

iterations count:45 (1), effective:0 (0)

iterations count:469 (10), effective:88 (1)

iterations count:45 (1), effective:0 (0)

iterations count:256 (5), effective:44 (0)

iterations count:256 (5), effective:44 (0)

iterations count:52 (1), effective:1 (0)

iterations count:48 (1), effective:1 (0)

iterations count:253 (5), effective:43 (0)

iterations count:462 (10), effective:86 (1)

iterations count:50 (1), effective:5 (0)

iterations count:257 (5), effective:44 (0)

iterations count:257 (5), effective:44 (0)

iterations count:418 (9), effective:48 (1)

iterations count:55 (1), effective:5 (0)

iterations count:263 (5), effective:47 (1)

iterations count:55 (1), effective:5 (0)

iterations count:263 (5), effective:47 (1)

iterations count:55 (1), effective:5 (0)

iterations count:263 (5), effective:47 (1)

iterations count:255 (5), effective:43 (0)

iterations count:49 (1), effective:1 (0)

iterations count:68 (1), effective:8 (0)

iterations count:141 (3), effective:28 (0)

iterations count:258 (5), effective:44 (0)

iterations count:255 (5), effective:43 (0)

iterations count:257 (5), effective:44 (0)

iterations count:183 (4), effective:5 (0)

iterations count:255 (5), effective:43 (0)

iterations count:255 (5), effective:43 (0)

iterations count:57 (1), effective:4 (0)

iterations count:257 (5), effective:44 (0)

iterations count:57 (1), effective:4 (0)

iterations count:49 (1), effective:1 (0)

iterations count:55 (1), effective:2 (0)

iterations count:312 (6), effective:56 (1)

iterations count:219 (4), effective:44 (0)

iterations count:45 (1), effective:0 (0)

iterations count:49 (1), effective:4 (0)

iterations count:255 (5), effective:44 (0)

iterations count:48 (1), effective:1 (0)

iterations count:255 (5), effective:44 (0)

iterations count:912 (20), effective:179 (3)

iterations count:50 (1), effective:2 (0)

iterations count:51 (1), effective:3 (0)

iterations count:51 (1), effective:3 (0)

iterations count:51 (1), effective:5 (0)

iterations count:51 (1), effective:3 (0)

iterations count:48 (1), effective:2 (0)

iterations count:49 (1), effective:1 (0)

iterations count:50 (1), effective:2 (0)

iterations count:255 (5), effective:44 (0)

iterations count:50 (1), effective:5 (0)

iterations count:48 (1), effective:2 (0)

iterations count:48 (1), effective:2 (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="IOTPpurchase-PT-C05M04P03D02"
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 IOTPpurchase-PT-C05M04P03D02, 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 r225-tall-167856407100122"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/IOTPpurchase-PT-C05M04P03D02.tgz
mv IOTPpurchase-PT-C05M04P03D02 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 '' CTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;