fond
Model Checking Contest 2018
8th edition, Bratislava, Slovakia, June 26, 2018
Execution of r210-smll-152732260800413
Last Updated
June 26, 2018

About the Execution of Irma.full for PolyORBLF-PT-S06J04T04

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
3168.660 713571.00 718565.00 2356.50 ???????????????? normal

Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Waiting for the VM to be ready (probing ssh)
.....................
/home/mcc/execution
total 9.9M
-rw-r--r-- 1 mcc users 6.3K May 15 18:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 15 18:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 11K May 15 18:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K May 15 18:54 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K May 15 18:50 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.9K May 15 18:50 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K May 26 09:27 LTLCardinality.txt
-rw-r--r-- 1 mcc users 13K May 26 09:27 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.5K May 26 09:27 LTLFireability.txt
-rw-r--r-- 1 mcc users 13K May 26 09:27 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.9K May 15 18:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 33K May 15 18:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 113 May 15 18:54 ReachabilityDeadlock.txt
-rw-r--r-- 1 mcc users 351 May 15 18:54 ReachabilityDeadlock.xml
-rw-r--r-- 1 mcc users 56K May 15 18:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 185K May 15 18:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.3K May 15 18:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.8K May 15 18:54 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 15 18:50 equiv_col
-rw-r--r-- 1 mcc users 10 May 15 18:50 instance
-rw-r--r-- 1 mcc users 6 May 15 18:50 iscolored
-rw-r--r-- 1 mcc users 9.4M May 15 18:50 model.pnml
=====================================================================
Generated by BenchKit 2-3637
Executing tool irma4mcc-full
Input is PolyORBLF-PT-S06J04T04, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r210-smll-152732260800413
=====================================================================


--------------------
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 PolyORBLF-PT-S06J04T04-LTLCardinality-00
FORMULA_NAME PolyORBLF-PT-S06J04T04-LTLCardinality-01
FORMULA_NAME PolyORBLF-PT-S06J04T04-LTLCardinality-02
FORMULA_NAME PolyORBLF-PT-S06J04T04-LTLCardinality-03
FORMULA_NAME PolyORBLF-PT-S06J04T04-LTLCardinality-04
FORMULA_NAME PolyORBLF-PT-S06J04T04-LTLCardinality-05
FORMULA_NAME PolyORBLF-PT-S06J04T04-LTLCardinality-06
FORMULA_NAME PolyORBLF-PT-S06J04T04-LTLCardinality-07
FORMULA_NAME PolyORBLF-PT-S06J04T04-LTLCardinality-08
FORMULA_NAME PolyORBLF-PT-S06J04T04-LTLCardinality-09
FORMULA_NAME PolyORBLF-PT-S06J04T04-LTLCardinality-10
FORMULA_NAME PolyORBLF-PT-S06J04T04-LTLCardinality-11
FORMULA_NAME PolyORBLF-PT-S06J04T04-LTLCardinality-12
FORMULA_NAME PolyORBLF-PT-S06J04T04-LTLCardinality-13
FORMULA_NAME PolyORBLF-PT-S06J04T04-LTLCardinality-14
FORMULA_NAME PolyORBLF-PT-S06J04T04-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1527429942660


BK_STOP 1527430656231

--------------------
content from stderr:

Prefix is 65b80f64.
Reading known information in /usr/share/mcc4mcc/65b80f64-known.json.
Reading learned information in /usr/share/mcc4mcc/65b80f64-learned.json.
Reading value translations in /usr/share/mcc4mcc/65b80f64-values.json.
Using directory /home/mcc/execution for input, as it contains a model.pnml file.
Using PolyORBLF-PT-S06J04T04 as instance name.
Using PolyORBLF as model name.
Using algorithm or tool bmdt.
Model characteristics are: {'Examination': 'LTLCardinality', 'Place/Transition': True, 'Colored': True, 'Relative-Time': 1, 'Relative-Memory': 1, 'Ordinary': False, 'Simple Free Choice': False, 'Extended Free Choice': False, 'State Machine': False, 'Marked Graph': False, 'Connected': True, 'Strongly Connected': True, 'Source Place': False, 'Sink Place': False, 'Source Transition': False, 'Sink Transition': False, 'Loop Free': False, 'Conservative': False, 'Sub-Conservative': False, 'Nested Units': False, 'Safe': False, 'Deadlock': True, 'Reversible': None, 'Quasi Live': None, 'Live': None}.
Known tools are: [{'Time': 449918, 'Memory': 1010.07, 'Tool': 'lola'}, {'Time': 453550, 'Memory': 1008.04, 'Tool': 'lola'}].
Learned tools are: [{'Tool': 'lola'}].
Learned tool lola is 1.0x far from the best tool lola.
LTLCardinality lola PolyORBLF-PT-S06J04T04...

Time: 3600 - MCC
----- Start make prepare stdout -----
----- Start make prepare stderr -----
===========================================================================================
PolyORBLF-PT-S06J04T04: translating PT Petri net model.pnml into LoLA format
===========================================================================================
translating PT Petri net complete


checking for too many tokens
===========================================================================================
PolyORBLF-PT-S06J04T04: translating PT formula LTLCardinality into LoLA format
===========================================================================================
translating formula complete
touch formulae;
----- Start make result stderr -----
----- Start make result stdout -----
LTLCardinality @ PolyORBLF-PT-S06J04T04 @ 3540 seconds
make: [verify] Error 134 (ignored)
Makefile:222: recipe for target 'verify' failed
----- Start make result stderr -----
----- Start make result stdout -----
lola: LoLA will run for 3540 seconds at most (--timelimit)
lola: NET
lola: reading net from model.pnml.lola
lola: finished parsing
lola: closed net file model.pnml.lola
lola: 7448/65536 symbol table entries, 4121 collisions
lola: preprocessing...
lola: finding significant places
lola: 454 places, 6994 transitions, 404 significant places
lola: computing forward-conflicting sets
lola: computing back-conflicting sets
lola: 1823 transition conflict sets
lola: TASK
lola: reading formula from PolyORBLF-PT-S06J04T04-LTLCardinality.task
lola: A ((cSources <= P_1727)) : A ((3 <= P_1099)) : A (F (X ((NotifyEventEndOfCheckSourcesE_1 + NotifyEventEndOfCheckSourcesE_2 + NotifyEventEndOfCheckSourcesE_3 + NotifyEventEndOfCheckSourcesE_4 <= QueueJobE_1 + QueueJobE_2 + QueueJobE_3 + QueueJobE_4)))) : A (F (X ((3 <= MarkerRead)))) : A (F ((MarkerRead <= P_2579_4_1 + P_2579_4_2 + P_2579_4_3 + P_2579_4_4 + P_2579_4_5 + P_2579_4_6 + P_2579_2_6 + P_2579_2_5 + P_2579_2_4 + P_2579_2_3 + P_2579_2_2 + P_2579_2_1 + P_2579_1_1 + P_2579_1_2 + P_2579_1_3 + P_2579_1_4 + P_2579_1_5 + P_2579_1_6 + P_2579_3_1 + P_2579_3_2 + P_2579_3_3 + P_2579_3_4 + P_2579_3_5 + P_2579_3_6))) : A (G (X (X ((1 <= NotifyEventJobQueuedE_1 + NotifyEventJobQueuedE_2 + NotifyEventJobQueuedE_3 + NotifyEventJobQueuedE_4))))) : A ((X (F ((2 <= NotifyEventJobQueuedE_1 + NotifyEventJobQueuedE_2 + NotifyEventJobQueuedE_3 + NotifyEventJobQueuedE_4))) U (FetchJobE_1_0 + FetchJobE_1_1 + FetchJobE_1_2 + FetchJobE_1_3 + FetchJobE_1_4 + FetchJobE_2_0 + FetchJobE_2_1 + FetchJobE_2_2 + FetchJobE_2_3 + FetchJobE_2_4 + FetchJobE_3_0 + FetchJobE_3_1 + FetchJobE_3_2 + FetchJobE_3_3 + FetchJobE_3_4 + FetchJobE_4_0 + FetchJobE_4_1 + FetchJobE_4_2 + FetchJobE_4_3 + FetchJobE_4_4 <= P_1724_0 + P_1724_1 + P_1724_2 + P_1724_3 + P_1724_4))) : A (F (X (F ((3 <= MarkerWrite))))) : A (X (((P_1119_3_5 <= Check_Sources_B_2) U (QueueJobB_4_2 <= Insert_Source_B_4_2)))) : A (G (((P_2579_2_3 <= DisablePollingB_1_6) U X ((CreatedJobs_1_4 <= Perform_Work_E_2))))) : A (G (G (X (G ((P_2318_4 <= P_1119_1_2)))))) : A (G (G (((NotifyEventJobQueuedB_2_2 <= NotifyEventEndOfCheckSourcesB_1) U (FetchJobE_1_0 <= TryAllocateOneTaskE_1))))) : A (F (X (F (G ((DisablePollingB_1_2 <= P_1160_3)))))) : A (F (G (G (X ((FetchJobE_2_0 <= Check_Sources_B_1)))))) : A (F (F (G (G ((ModifiedSrc_5 <= ScheduleTaskE_Work_3_4)))))) : A ((3 <= PollingAbort))
lola: computing a collection of formulas
lola: RUNNING
lola: subprocess 0 will run for 221 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A ((cSources <= P_1727))
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: (cSources <= P_1727)
lola: processed formula length: 20
lola: 1 rewrites
lola: formula mentions 0 of 454 places; total mentions: 0
lola: closed formula file PolyORBLF-PT-S06J04T04-LTLCardinality.task
lola: processed formula with 1 atomic propositions
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: preprocessing
lola: The net violates the given property already in its initial state.
lola: 0 markings, 0 edges
lola: ========================================
lola: subprocess 1 will run for 235 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A ((3 <= P_1099))
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: (3 <= P_1099)
lola: processed formula length: 13
lola: 1 rewrites
lola: formula mentions 0 of 454 places; total mentions: 0
lola: closed formula file PolyORBLF-PT-S06J04T04-LTLCardinality.task
lola: processed formula with 1 atomic propositions
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: preprocessing
lola: The net violates the given property already in its initial state.
lola: 0 markings, 0 edges
lola: ========================================
lola: subprocess 2 will run for 252 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (F (X ((NotifyEventEndOfCheckSourcesE_1 + NotifyEventEndOfCheckSourcesE_2 + NotifyEventEndOfCheckSourcesE_3 + NotifyEventEndOfCheckSourcesE_4 <= QueueJobE_1 + QueueJobE_2 + QueueJobE_3 + QueueJobE_4))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a B\xfcchi-Automaton
lola: processed formula: A (F (X ((NotifyEventEndOfCheckSourcesE_1 + NotifyEventEndOfCheckSourcesE_2 + NotifyEventEndOfCheckSourcesE_3 + NotifyEventEndOfCheckSourcesE_4 <= QueueJobE_1 + QueueJobE_2 + QueueJobE_3 + QueueJobE_4))))
lola: processed formula: A (F (X ((NotifyEventEndOfCheckSourcesE_1 + NotifyEventEndOfCheckSourcesE_2 + NotifyEventEndOfCheckSourcesE_3 + NotifyEventEndOfCheckSourcesE_4 <= QueueJobE_1 + QueueJobE_2 + QueueJobE_3 + QueueJobE_4))))
lola: processed formula length: 204
lola: 0 rewrites
lola: formula mentions 0 of 454 places; total mentions: 0
lola: closed formula file PolyORBLF-PT-S06J04T04-LTLCardinality.task
lola: the resulting B\xfcchi automaton has 2 states
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 1620 bytes per marking, with 30 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: yes
lola: produced by: LTL model checker
lola: The net satisfies the given formula (language of the product automaton is empty).
lola: 7 markings, 6 edges
lola: ========================================
lola: subprocess 3 will run for 272 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (F (X ((3 <= MarkerRead))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a B\xfcchi-Automaton
lola: processed formula: A (F (X ((3 <= MarkerRead))))
lola: processed formula: A (F (X ((3 <= MarkerRead))))
lola: processed formula length: 29
lola: 0 rewrites
lola: formula mentions 0 of 454 places; total mentions: 0
lola: closed formula file PolyORBLF-PT-S06J04T04-LTLCardinality.task
lola: the resulting B\xfcchi automaton has 2 states
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 1620 bytes per marking, with 30 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: LTL model checker
lola: The net does not satisfy the given formula (language of the product automaton is nonempty).
lola: 198 markings, 198 edges
lola: ========================================
lola: subprocess 4 will run for 294 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (F ((MarkerRead <= P_2579_4_1 + P_2579_4_2 + P_2579_4_3 + P_2579_4_4 + P_2579_4_5 + P_2579_4_6 + P_2579_2_6 + P_2579_2_5 + P_2579_2_4 + P_2579_2_3 + P_2579_2_2 + P_2579_2_1 + P_2579_1_1 + P_2579_1_2 + P_2579_1_3 + P_2579_1_4 + P_2579_1_5 + P_2579_1_6 + P_2579_3_1 + P_2579_3_2 + P_2579_3_3 + P_2579_3_4 + P_2579_3_5 + P_2579_3_6)))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a B\xfcchi-Automaton
lola: processed formula: A (F ((MarkerRead <= P_2579_4_1 + P_2579_4_2 + P_2579_4_3 + P_2579_4_4 + P_2579_4_5 + P_2579_4_6 + P_2579_2_6 + P_2579_2_5 + P_2579_2_4 + P_2579_2_3 + P_2579_2_2 + P_2579_2_1 + P_2579_1_1 + P_2579_1_2 + P_2579_1_3 + P_2579_1_4 + P_2579_1_5 + P_2579_1_6 + P_2579_3_1 + P_2579_3_2 + P_2579_3_3 + P_2579_3_4 + P_2579_3_5 + P_2579_3_6)))
lola: processed formula: A (F ((MarkerRead <= P_2579_4_1 + P_2579_4_2 + P_2579_4_3 + P_2579_4_4 + P_2579_4_5 + P_2579_4_6 + P_2579_2_6 + P_2579_2_5 + P_2579_2_4 + P_2579_2_3 + P_2579_2_2 + P_2579_2_1 + P_2579_1_1 + P_2579_1_2 + P_2579_1_3 + P_2579_1_4 + P_2579_1_5 + P_2579_1_6 + P_2579_3_1 + P_2579_3_2 + P_2579_3_3 + P_2579_3_4 + P_2579_3_5 + P_2579_3_6)))
lola: processed formula length: 333
lola: 0 rewrites
lola: formula mentions 0 of 454 places; total mentions: 0
lola: closed formula file PolyORBLF-PT-S06J04T04-LTLCardinality.task
lola: the resulting B\xfcchi automaton has 1 states
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 1620 bytes per marking, with 31 unused bits
lola: using a prefix tree store (--store=prefix)
lola: using ltl preserving stubborn set method (--stubborn)
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: LTL model checker
lola: The net does not satisfy the given formula (language of the product automaton is nonempty).
lola: 879 markings, 1856 edges
lola: ========================================
lola: subprocess 5 will run for 321 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (G (X (X ((1 <= NotifyEventJobQueuedE_1 + NotifyEventJobQueuedE_2 + NotifyEventJobQueuedE_3 + NotifyEventJobQueuedE_4)))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a B\xfcchi-Automaton
lola: processed formula: A (G (X (X ((1 <= NotifyEventJobQueuedE_1 + NotifyEventJobQueuedE_2 + NotifyEventJobQueuedE_3 + NotifyEventJobQueuedE_4)))))
lola: processed formula: A (G (X (X ((1 <= NotifyEventJobQueuedE_1 + NotifyEventJobQueuedE_2 + NotifyEventJobQueuedE_3 + NotifyEventJobQueuedE_4)))))
lola: processed formula length: 124
lola: 0 rewrites
lola: formula mentions 0 of 454 places; total mentions: 0
lola: closed formula file PolyORBLF-PT-S06J04T04-LTLCardinality.task
lola: the resulting B\xfcchi automaton has 4 states
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 1620 bytes per marking, with 29 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: LTL model checker
lola: The net does not satisfy the given formula (language of the product automaton is nonempty).
lola: 198 markings, 198 edges
lola: ========================================
lola: subprocess 6 will run for 353 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A ((X (F ((2 <= NotifyEventJobQueuedE_1 + NotifyEventJobQueuedE_2 + NotifyEventJobQueuedE_3 + NotifyEventJobQueuedE_4))) U (FetchJobE_1_0 + FetchJobE_1_1 + FetchJobE_1_2 + FetchJobE_1_3 + FetchJobE_1_4 + FetchJobE_2_0 + FetchJobE_2_1 + FetchJobE_2_2 + FetchJobE_2_3 + FetchJobE_2_4 + FetchJobE_3_0 + FetchJobE_3_1 + FetchJobE_3_2 + FetchJobE_3_3 + FetchJobE_3_4 + FetchJobE_4_0 + FetchJobE_4_1 + Fetc... (shortened)
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a B\xfcchi-Automaton
lola: processed formula: A ((X (F ((2 <= NotifyEventJobQueuedE_1 + NotifyEventJobQueuedE_2 + NotifyEventJobQueuedE_3 + NotifyEventJobQueuedE_4))) U (FetchJobE_1_0 + FetchJobE_1_1 + FetchJobE_1_2 + FetchJobE_1_3 + FetchJobE_1_4 + FetchJobE_2_0 + FetchJobE_2_1 + FetchJobE_2_2 + FetchJobE_2_3 + FetchJobE_2_4 + FetchJobE_3_0 + FetchJobE_3_1 + FetchJobE_3_2 + FetchJobE_3_3 + FetchJobE_3_4 + FetchJobE_4_0 + FetchJobE_4_1 + FetchJobE_4_2 + FetchJobE_4_3 + FetchJobE_4_4 <= P_1724_0 + P_1724_1 + P_1724_2 + P_1724_3 + P_1724_4)))
lola: processed formula: A ((X (F ((2 <= NotifyEventJobQueuedE_1 + NotifyEventJobQueuedE_2 + NotifyEventJobQueuedE_3 + NotifyEventJobQueuedE_4))) U (FetchJobE_1_0 + FetchJobE_1_1 + FetchJobE_1_2 + FetchJobE_1_3 + FetchJobE_1_4 + FetchJobE_2_0 + FetchJobE_2_1 + FetchJobE_2_2 + FetchJobE_2_3 + FetchJobE_2_4 + FetchJobE_3_0 + FetchJobE_3_1 + FetchJobE_3_2 + FetchJobE_3_3 + FetchJobE_3_4 + FetchJobE_4_0 + FetchJobE_4_1 + Fetc... (shortened)
lola: processed formula length: 500
lola: 0 rewrites
lola: formula mentions 0 of 454 places; total mentions: 0
lola: closed formula file PolyORBLF-PT-S06J04T04-LTLCardinality.task
lola: the resulting B\xfcchi automaton has 2 states
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 1620 bytes per marking, with 30 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: yes
lola: produced by: LTL model checker
lola: The net satisfies the given formula (language of the product automaton is empty).
lola: 1 markings, 0 edges
lola: ========================================
lola: subprocess 7 will run for 393 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (F (X (F ((3 <= MarkerWrite)))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a B\xfcchi-Automaton
lola: processed formula: A (F (X (F ((3 <= MarkerWrite)))))
lola: processed formula: A (F (X (F ((3 <= MarkerWrite)))))
lola: processed formula length: 34
lola: 0 rewrites
lola: formula mentions 0 of 454 places; total mentions: 0
lola: closed formula file PolyORBLF-PT-S06J04T04-LTLCardinality.task
lola: the resulting B\xfcchi automaton has 2 states
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 1620 bytes per marking, with 30 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: LTL model checker
lola: The net does not satisfy the given formula (language of the product automaton is nonempty).
lola: 198 markings, 198 edges
lola: ========================================
lola: subprocess 8 will run for 442 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (X (((P_1119_3_5 <= Check_Sources_B_2) U (QueueJobB_4_2 <= Insert_Source_B_4_2))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a B\xfcchi-Automaton
lola: processed formula: A (X (((P_1119_3_5 <= Check_Sources_B_2) U (QueueJobB_4_2 <= Insert_Source_B_4_2))))
lola: processed formula: A (X (((P_1119_3_5 <= Check_Sources_B_2) U (QueueJobB_4_2 <= Insert_Source_B_4_2))))
lola: processed formula length: 84
lola: 0 rewrites
lola: formula mentions 0 of 454 places; total mentions: 0
lola: closed formula file PolyORBLF-PT-S06J04T04-LTLCardinality.task
lola: the resulting B\xfcchi automaton has 3 states
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 1620 bytes per marking, with 30 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: yes
lola: produced by: LTL model checker
lola: The net satisfies the given formula (language of the product automaton is empty).
lola: 7 markings, 6 edges
lola: ========================================
lola: subprocess 9 will run for 505 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (G (((P_2579_2_3 <= DisablePollingB_1_6) U X ((CreatedJobs_1_4 <= Perform_Work_E_2)))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a B\xfcchi-Automaton
lola: processed formula: A (G (((P_2579_2_3 <= DisablePollingB_1_6) U X ((CreatedJobs_1_4 <= Perform_Work_E_2)))))
lola: processed formula: A (G (((P_2579_2_3 <= DisablePollingB_1_6) U X ((CreatedJobs_1_4 <= Perform_Work_E_2)))))
lola: processed formula length: 89
lola: 0 rewrites
lola: formula mentions 0 of 454 places; total mentions: 0
lola: closed formula file PolyORBLF-PT-S06J04T04-LTLCardinality.task
lola: the resulting B\xfcchi automaton has 4 states
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 1620 bytes per marking, with 29 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: LTL model checker
lola: The net does not satisfy the given formula (language of the product automaton is nonempty).
lola: 6063 markings, 19127 edges
lola: ========================================
lola: subprocess 10 will run for 589 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (G (G (X (G ((P_2318_4 <= P_1119_1_2))))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a B\xfcchi-Automaton
lola: processed formula: A (G (G (X (G ((P_2318_4 <= P_1119_1_2))))))
lola: processed formula: A (G (G (X (G ((P_2318_4 <= P_1119_1_2))))))
lola: processed formula length: 44
lola: 0 rewrites
lola: formula mentions 0 of 454 places; total mentions: 0
lola: closed formula file PolyORBLF-PT-S06J04T04-LTLCardinality.task
lola: the resulting B\xfcchi automaton has 3 states
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 1620 bytes per marking, with 30 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: LTL model checker
lola: The net does not satisfy the given formula (language of the product automaton is nonempty).
lola: 3123 markings, 9659 edges
lola: ========================================
lola: subprocess 11 will run for 707 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (G (G (((NotifyEventJobQueuedB_2_2 <= NotifyEventEndOfCheckSourcesB_1) U (FetchJobE_1_0 <= TryAllocateOneTaskE_1)))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a B\xfcchi-Automaton
lola: processed formula: A (G (G (((NotifyEventJobQueuedB_2_2 <= NotifyEventEndOfCheckSourcesB_1) U (FetchJobE_1_0 <= TryAllocateOneTaskE_1)))))
lola: processed formula: A (G (G (((NotifyEventJobQueuedB_2_2 <= NotifyEventEndOfCheckSourcesB_1) U (FetchJobE_1_0 <= TryAllocateOneTaskE_1)))))
lola: processed formula length: 119
lola: 0 rewrites
lola: formula mentions 0 of 454 places; total mentions: 0
lola: closed formula file PolyORBLF-PT-S06J04T04-LTLCardinality.task
lola: the resulting B\xfcchi automaton has 3 states
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 1620 bytes per marking, with 30 unused bits
lola: using a prefix tree store (--store=prefix)
lola: using ltl preserving stubborn set method (--stubborn)
lola: SEARCH
lola: RUNNING
lola: 8131 markings, 16550 edges, 1626 markings/sec, 0 secs
lola: 16845 markings, 34718 edges, 1743 markings/sec, 5 secs
lola: 25471 markings, 52893 edges, 1725 markings/sec, 10 secs
lola: 34785 markings, 71197 edges, 1863 markings/sec, 15 secs
lola: 44822 markings, 90046 edges, 2007 markings/sec, 20 secs
lola: 56908 markings, 110463 edges, 2417 markings/sec, 25 secs
lola: 68857 markings, 129666 edges, 2390 markings/sec, 30 secs
lola: 80604 markings, 148743 edges, 2349 markings/sec, 35 secs
lola: 92859 markings, 167734 edges, 2451 markings/sec, 40 secs
lola: 104522 markings, 187221 edges, 2333 markings/sec, 45 secs
lola: 131675 markings, 233306 edges, 5431 markings/sec, 50 secs
lola: 151656 markings, 266845 edges, 3996 markings/sec, 55 secs
lola: 162808 markings, 285528 edges, 2230 markings/sec, 60 secs
lola: 176138 markings, 304384 edges, 2666 markings/sec, 65 secs
lola: 196037 markings, 335992 edges, 3980 markings/sec, 70 secs
lola: 208314 markings, 355822 edges, 2455 markings/sec, 75 secs
lola: 221231 markings, 375028 edges, 2583 markings/sec, 80 secs
lola: 235118 markings, 393952 edges, 2777 markings/sec, 85 secs
lola: 255724 markings, 425913 edges, 4121 markings/sec, 90 secs
lola: 269362 markings, 445028 edges, 2728 markings/sec, 95 secs
lola: 282299 markings, 464504 edges, 2587 markings/sec, 100 secs
lola: 298327 markings, 483462 edges, 3206 markings/sec, 105 secs
lola: 319561 markings, 516490 edges, 4247 markings/sec, 110 secs
lola: 332122 markings, 534053 edges, 2512 markings/sec, 115 secs
lola: 346680 markings, 552918 edges, 2912 markings/sec, 120 secs
lola: 359983 markings, 571509 edges, 2661 markings/sec, 125 secs
lola: 376368 markings, 596172 edges, 3277 markings/sec, 130 secs
lola: 394227 markings, 623729 edges, 3572 markings/sec, 135 secs
lola: 407388 markings, 641724 edges, 2632 markings/sec, 140 secs
lola: 434434 markings, 684570 edges, 5409 markings/sec, 145 secs
lola: 456814 markings, 720538 edges, 4476 markings/sec, 150 secs
lola: 480484 markings, 759974 edges, 4734 markings/sec, 155 secs
lola: 493606 markings, 780233 edges, 2624 markings/sec, 160 secs
lola: 507335 markings, 798535 edges, 2746 markings/sec, 165 secs
lola: 520503 markings, 817805 edges, 2634 markings/sec, 170 secs
lola: 535084 markings, 837213 edges, 2916 markings/sec, 175 secs
lola: 555872 markings, 870069 edges, 4158 markings/sec, 180 secs
lola: 577263 markings, 901161 edges, 4278 markings/sec, 185 secs
lola: 597958 markings, 932924 edges, 4139 markings/sec, 190 secs
lola: 617097 markings, 962941 edges, 3828 markings/sec, 195 secs
lola: 638091 markings, 993173 edges, 4199 markings/sec, 200 secs
lola: 657153 markings, 1024436 edges, 3812 markings/sec, 205 secs
lola: 684270 markings, 1068117 edges, 5423 markings/sec, 210 secs
lola: 699357 markings, 1087907 edges, 3017 markings/sec, 215 secs
lola: 724614 markings, 1127564 edges, 5051 markings/sec, 220 secs
lola: 742718 markings, 1154479 edges, 3621 markings/sec, 225 secs
lola: 763583 markings, 1187228 edges, 4173 markings/sec, 230 secs
lola: 777270 markings, 1206751 edges, 2737 markings/sec, 235 secs
lola: 804906 markings, 1251775 edges, 5527 markings/sec, 240 secs
lola: 819624 markings, 1271194 edges, 2944 markings/sec, 245 secs
lola: 840214 markings, 1303610 edges, 4118 markings/sec, 250 secs
lola: 860179 markings, 1335104 edges, 3993 markings/sec, 255 secs
lola: 879807 markings, 1364610 edges, 3926 markings/sec, 260 secs
lola: 903391 markings, 1400627 edges, 4717 markings/sec, 265 secs
lola: 928418 markings, 1439169 edges, 5005 markings/sec, 270 secs
lola: 951770 markings, 1473296 edges, 4670 markings/sec, 275 secs
lola: 973193 markings, 1506573 edges, 4285 markings/sec, 280 secs
lola: 998371 markings, 1545874 edges, 5036 markings/sec, 285 secs
lola: 1019889 markings, 1578871 edges, 4304 markings/sec, 290 secs
lola: 1036219 markings, 1601146 edges, 3266 markings/sec, 295 secs
lola: 1056860 markings, 1634112 edges, 4128 markings/sec, 300 secs
lola: 1080029 markings, 1668562 edges, 4634 markings/sec, 305 secs
lola: 1093696 markings, 1687664 edges, 2733 markings/sec, 310 secs
lola: 1107590 markings, 1706194 edges, 2779 markings/sec, 315 secs
lola: 1133821 markings, 1748038 edges, 5246 markings/sec, 320 secs
lola: 1161532 markings, 1793904 edges, 5542 markings/sec, 325 secs
lola: 1176238 markings, 1813615 edges, 2941 markings/sec, 330 secs
lola: 1197477 markings, 1845740 edges, 4248 markings/sec, 335 secs
lola: 1210558 markings, 1864230 edges, 2616 markings/sec, 340 secs
lola: 1243523 markings, 1918670 edges, 6593 markings/sec, 345 secs
lola: 1274031 markings, 1968792 edges, 6102 markings/sec, 350 secs
lola: 1301806 markings, 2014303 edges, 5555 markings/sec, 355 secs
lola: 1322170 markings, 2044948 edges, 4073 markings/sec, 360 secs
lola: 1349989 markings, 2089832 edges, 5564 markings/sec, 365 secs
lola: 1377456 markings, 2133721 edges, 5493 markings/sec, 370 secs
lola: 1395894 markings, 2163486 edges, 3688 markings/sec, 375 secs
lola: 1418861 markings, 2197180 edges, 4593 markings/sec, 380 secs
lola: 1447018 markings, 2242341 edges, 5631 markings/sec, 385 secs
lola: 1463961 markings, 2262911 edges, 3389 markings/sec, 390 secs
lola: 1485187 markings, 2294386 edges, 4245 markings/sec, 395 secs
lola: 1511373 markings, 2336765 edges, 5237 markings/sec, 400 secs
lola: 1526752 markings, 2356030 edges, 3076 markings/sec, 405 secs
lola: 1549081 markings, 2388329 edges, 4466 markings/sec, 410 secs
lola: 1576192 markings, 2432448 edges, 5422 markings/sec, 415 secs
lola: 1598884 markings, 2466810 edges, 4538 markings/sec, 420 secs
lola: 1625661 markings, 2509356 edges, 5355 markings/sec, 425 secs
lola: 1651639 markings, 2552836 edges, 5196 markings/sec, 430 secs
lola: 1680530 markings, 2598941 edges, 5778 markings/sec, 435 secs
lola: 1705356 markings, 2639470 edges, 4965 markings/sec, 440 secs
lola: 1731463 markings, 2681855 edges, 5221 markings/sec, 445 secs
lola: 1759286 markings, 2727435 edges, 5565 markings/sec, 450 secs
lola: 1783227 markings, 2763025 edges, 4788 markings/sec, 455 secs
lola: 1813708 markings, 2812832 edges, 6096 markings/sec, 460 secs
lola: 1837756 markings, 2851463 edges, 4810 markings/sec, 465 secs
lola: 1865355 markings, 2896238 edges, 5520 markings/sec, 470 secs
lola: 1887884 markings, 2929519 edges, 4506 markings/sec, 475 secs
lola: 1911330 markings, 2965934 edges, 4689 markings/sec, 480 secs
lola: 1935598 markings, 3004653 edges, 4854 markings/sec, 485 secs
lola: 1961916 markings, 3046640 edges, 5264 markings/sec, 490 secs
lola: 1989206 markings, 3089825 edges, 5458 markings/sec, 495 secs
lola: 2010535 markings, 3121367 edges, 4266 markings/sec, 500 secs
lola: 2042844 markings, 3174062 edges, 6462 markings/sec, 505 secs
lola: 2070237 markings, 3218423 edges, 5479 markings/sec, 510 secs
lola: 2098480 markings, 3265504 edges, 5649 markings/sec, 515 secs
lola: 2124599 markings, 3308465 edges, 5224 markings/sec, 520 secs
lola: 2146061 markings, 3339992 edges, 4292 markings/sec, 525 secs
lola: 2168944 markings, 3373922 edges, 4577 markings/sec, 530 secs
lola: 2198990 markings, 3421035 edges, 6009 markings/sec, 535 secs
lola: 2221083 markings, 3455491 edges, 4419 markings/sec, 540 secs
lola: 2251840 markings, 3506335 edges, 6151 markings/sec, 545 secs
lola: 2276596 markings, 3543986 edges, 4951 markings/sec, 550 secs
lola: 2306095 markings, 3590930 edges, 5900 markings/sec, 555 secs
lola: 2326697 markings, 3621703 edges, 4120 markings/sec, 560 secs
lola: 2350092 markings, 3656345 edges, 4679 markings/sec, 565 secs
lola: 2380533 markings, 3708055 edges, 6088 markings/sec, 570 secs
lola: 2410360 markings, 3755772 edges, 5965 markings/sec, 575 secs
lola: 2431934 markings, 3790534 edges, 4315 markings/sec, 580 secs
lola: 2451805 markings, 3819936 edges, 3974 markings/sec, 585 secs
lola: 2475895 markings, 3858282 edges, 4818 markings/sec, 590 secs
lola: 2502131 markings, 3899186 edges, 5247 markings/sec, 595 secs
lola: 2525559 markings, 3934171 edges, 4686 markings/sec, 600 secs
lola: 2549018 markings, 3972166 edges, 4692 markings/sec, 605 secs
lola: 2572650 markings, 4006181 edges, 4726 markings/sec, 610 secs
lola: 2599096 markings, 4047793 edges, 5289 markings/sec, 615 secs
lola: 2629852 markings, 4097398 edges, 6151 markings/sec, 620 secs
lola: 2663557 markings, 4154633 edges, 6741 markings/sec, 625 secs
lola: 2691875 markings, 4201439 edges, 5664 markings/sec, 630 secs
lola: 2722562 markings, 4252746 edges, 6137 markings/sec, 635 secs
lola: 2745823 markings, 4288281 edges, 4652 markings/sec, 640 secs
lola: 2780199 markings, 4345477 edges, 6875 markings/sec, 645 secs
lola: 2805014 markings, 4387169 edges, 4963 markings/sec, 650 secs
lola: 2827871 markings, 4422001 edges, 4571 markings/sec, 655 secs
lola: 2853443 markings, 4464768 edges, 5114 markings/sec, 660 secs
lola: 2886584 markings, 4521709 edges, 6628 markings/sec, 665 secs
lola: 2920622 markings, 4579689 edges, 6808 markings/sec, 670 secs
lola: 2947428 markings, 4622250 edges, 5361 markings/sec, 675 secs
lola: 2981616 markings, 4680846 edges, 6838 markings/sec, 680 secs
lola: 3008626 markings, 4724416 edges, 5402 markings/sec, 685 secs
lola: 3036656 markings, 4768991 edges, 5606 markings/sec, 690 secs
lola: 3064595 markings, 4815352 edges, 5588 markings/sec, 695 secs
lola: 3095210 markings, 4865285 edges, 6123 markings/sec, 700 secs
lola: local time limit reached - aborting
lola: Child process aborted or communication problem between parent and child process
terminate called after throwing an instance of 'std::runtime_error'
what(): parse error at position 0: unexpected character, last read: '\ufffd'
Aborted (core dumped)
FORMULA PolyORBLF-PT-S06J04T04-LTLCardinality-0 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA PolyORBLF-PT-S06J04T04-LTLCardinality-1 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA PolyORBLF-PT-S06J04T04-LTLCardinality-2 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA PolyORBLF-PT-S06J04T04-LTLCardinality-3 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA PolyORBLF-PT-S06J04T04-LTLCardinality-4 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA PolyORBLF-PT-S06J04T04-LTLCardinality-5 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA PolyORBLF-PT-S06J04T04-LTLCardinality-6 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA PolyORBLF-PT-S06J04T04-LTLCardinality-7 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA PolyORBLF-PT-S06J04T04-LTLCardinality-8 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA PolyORBLF-PT-S06J04T04-LTLCardinality-9 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA PolyORBLF-PT-S06J04T04-LTLCardinality-10 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA PolyORBLF-PT-S06J04T04-LTLCardinality-11 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA PolyORBLF-PT-S06J04T04-LTLCardinality-12 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA PolyORBLF-PT-S06J04T04-LTLCardinality-13 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA PolyORBLF-PT-S06J04T04-LTLCardinality-14 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA PolyORBLF-PT-S06J04T04-LTLCardinality-15 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
----- Kill lola and sara stdout -----
----- Kill lola and sara stderr -----
----- Finished stderr -----
----- Finished stdout -----

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="PolyORBLF-PT-S06J04T04"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="irma4mcc-full"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"

# 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

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-PT-S06J04T04.tgz
mv PolyORBLF-PT-S06J04T04 execution
cd execution
pwd
ls -lh

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-3637"
echo " Executing tool irma4mcc-full"
echo " Input is PolyORBLF-PT-S06J04T04, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r210-smll-152732260800413"
echo "====================================================================="
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
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 ;