fond
Model Checking Contest 2019
9th edition, Prague, Czech Republic, April 7, 2019 (TOOLympics)
Execution of r027-smll-155225121200340
Last Updated
Apr 15, 2019

About the Execution of LoLA for ClientsAndServers-PT-N0020P4

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
15919.140 1821321.00 1752291.00 11021.20 ?FFFFFFFFFFFFFFF normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2019-input.r027-smll-155225121200340.qcow2', fmt=qcow2 size=4294967296 backing_file='/data/fkordon/mcc2019-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
.....................
=====================================================================
Generated by BenchKit 2-3957
Executing tool lola
Input is ClientsAndServers-PT-N0020P4, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r027-smll-155225121200340
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 168K
-rw-r--r-- 1 mcc users 3.7K Feb 9 08:37 CTLCardinality.txt
-rw-r--r-- 1 mcc users 21K Feb 9 08:37 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Feb 5 07:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 15K Feb 5 07:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 10 17:31 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.2K Mar 10 17:31 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 115 Feb 24 15:05 GlobalProperties.txt
-rw-r--r-- 1 mcc users 353 Feb 24 15:05 GlobalProperties.xml
-rw-r--r-- 1 mcc users 2.5K Feb 4 23:09 LTLCardinality.txt
-rw-r--r-- 1 mcc users 12K Feb 4 23:09 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K Feb 4 22:33 LTLFireability.txt
-rw-r--r-- 1 mcc users 8.0K Feb 4 22:33 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Feb 2 01:46 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 16K Feb 2 01:46 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Jan 29 15:27 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 16K Jan 29 15:27 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 4 22:18 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 4 22:18 UpperBounds.xml

-rw-r--r-- 1 mcc users 6 Jan 29 09:34 equiv_col
-rw-r--r-- 1 mcc users 8 Jan 29 09:34 instance
-rw-r--r-- 1 mcc users 6 Jan 29 09:34 iscolored
-rw-r--r-- 1 mcc users 9.2K Mar 10 17:31 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 ClientsAndServers-PT-N0020P4-LTLFireability-00
FORMULA_NAME ClientsAndServers-PT-N0020P4-LTLFireability-01
FORMULA_NAME ClientsAndServers-PT-N0020P4-LTLFireability-02
FORMULA_NAME ClientsAndServers-PT-N0020P4-LTLFireability-03
FORMULA_NAME ClientsAndServers-PT-N0020P4-LTLFireability-04
FORMULA_NAME ClientsAndServers-PT-N0020P4-LTLFireability-05
FORMULA_NAME ClientsAndServers-PT-N0020P4-LTLFireability-06
FORMULA_NAME ClientsAndServers-PT-N0020P4-LTLFireability-07
FORMULA_NAME ClientsAndServers-PT-N0020P4-LTLFireability-08
FORMULA_NAME ClientsAndServers-PT-N0020P4-LTLFireability-09
FORMULA_NAME ClientsAndServers-PT-N0020P4-LTLFireability-10
FORMULA_NAME ClientsAndServers-PT-N0020P4-LTLFireability-11
FORMULA_NAME ClientsAndServers-PT-N0020P4-LTLFireability-12
FORMULA_NAME ClientsAndServers-PT-N0020P4-LTLFireability-13
FORMULA_NAME ClientsAndServers-PT-N0020P4-LTLFireability-14
FORMULA_NAME ClientsAndServers-PT-N0020P4-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1552632591495

info: Time: 3600 - MCC
vrfy: Checking LTLFireability @ ClientsAndServers-PT-N0020P4 @ 3570 seconds

FORMULA ClientsAndServers-PT-N0020P4-LTLFireability-04 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA ClientsAndServers-PT-N0020P4-LTLFireability-06 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA ClientsAndServers-PT-N0020P4-LTLFireability-09 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA ClientsAndServers-PT-N0020P4-LTLFireability-07 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA ClientsAndServers-PT-N0020P4-LTLFireability-08 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA ClientsAndServers-PT-N0020P4-LTLFireability-02 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA ClientsAndServers-PT-N0020P4-LTLFireability-10 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA ClientsAndServers-PT-N0020P4-LTLFireability-14 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA ClientsAndServers-PT-N0020P4-LTLFireability-15 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA ClientsAndServers-PT-N0020P4-LTLFireability-12 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA ClientsAndServers-PT-N0020P4-LTLFireability-13 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA ClientsAndServers-PT-N0020P4-LTLFireability-01 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA ClientsAndServers-PT-N0020P4-LTLFireability-05 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA ClientsAndServers-PT-N0020P4-LTLFireability-03 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA ClientsAndServers-PT-N0020P4-LTLFireability-11 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA ClientsAndServers-PT-N0020P4-LTLFireability-00 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
vrfy: finished
info: timeLeft: 1749
rslt: Output for LTLFireability @ ClientsAndServers-PT-N0020P4

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{
"count":
{
"A": 1,
"E": 0,
"F": 1,
"G": 1,
"U": 0,
"X": 0,
"aconj": 0,
"adisj": 0,
"aneg": 0,
"comp": 0,
"cont": 0,
"dl": 0,
"fir": 1,
"nodl": 0,
"place_references": 0,
"taut": 0,
"tconj": 0,
"tdisj": 0,
"tneg": 0,
"transition_references": 1,
"unfir": 0,
"visible_places": 0,
"visible_transitions": 1
},
"processed": "A (G (F (FIREABLE(srF))))",
"processed_size": 25,
"rewrites": 37
},
"result":
{
"edges": 1289,
"markings": 1289,
"produced_by": "LTL model checker",
"value": false
},
"task":
{
"buchi":
{
"states": 2
},
"compoundnumber": 12,
"search":
{
"store":
{
"encoder": "simple compression",
"type": "prefix"
},
"stubborn":
{
"type": "ltl preserving/insertion"
},
"type": "product automaton/dfs"
},
"type": "LTL",
"workflow": "product automaton"
}
},

{
"call":
{
"dynamic_timelimit": true,
"localtimelimit": 1056
},
"exit":
{
"localtimelimitreached": false
},
"formula":
{
"count":
{
"A": 1,
"E": 0,
"F": 1,
"G": 1,
"U": 0,
"X": 0,
"aconj": 0,
"adisj": 0,
"aneg": 0,
"comp": 0,
"cont": 0,
"dl": 0,
"fir": 1,
"nodl": 0,
"place_references": 0,
"taut": 0,
"tconj": 0,
"tdisj": 0,
"tneg": 0,
"transition_references": 1,
"unfir": 0,
"visible_places": 0,
"visible_transitions": 1
},
"processed": "A (F (G (FIREABLE(csF))))",
"processed_size": 25,
"rewrites": 37
},
"result":
{
"edges": 1291,
"markings": 1290,
"produced_by": "LTL model checker",
"value": false
},
"task":
{
"buchi":
{
"states": 2
},
"compoundnumber": 13,
"search":
{
"store":
{
"encoder": "simple compression",
"type": "prefix"
},
"stubborn":
{
"type": "ltl preserving/insertion"
},
"type": "product automaton/dfs"
},
"type": "LTL",
"workflow": "product automaton"
}
},

{
"call":
{
"dynamic_timelimit": true,
"localtimelimit": 1584
},
"exit":
{
"localtimelimitreached": false
},
"formula":
{
"count":
{
"A": 1,
"E": 0,
"F": 1,
"G": 1,
"U": 0,
"X": 0,
"aconj": 0,
"adisj": 0,
"aneg": 0,
"comp": 0,
"cont": 0,
"dl": 0,
"fir": 1,
"nodl": 0,
"place_references": 0,
"taut": 0,
"tconj": 0,
"tdisj": 0,
"tneg": 0,
"transition_references": 1,
"unfir": 0,
"visible_places": 0,
"visible_transitions": 1
},
"processed": "A (F (G (FIREABLE(csR))))",
"processed_size": 25,
"rewrites": 37
},
"result":
{
"edges": 2723,
"markings": 2722,
"produced_by": "LTL model checker",
"value": false
},
"task":
{
"buchi":
{
"states": 2
},
"compoundnumber": 14,
"search":
{
"store":
{
"encoder": "simple compression",
"type": "prefix"
},
"stubborn":
{
"type": "ltl preserving/insertion"
},
"type": "product automaton/dfs"
},
"type": "LTL",
"workflow": "product automaton"
}
},

{
"child":
[

{
"formula":
{
"count":
{
"A": 1,
"E": 0,
"F": 0,
"G": 1,
"U": 0,
"X": 1,
"aconj": 0,
"adisj": 0,
"aneg": 0,
"comp": 0,
"cont": 0,
"dl": 0,
"fir": 2,
"nodl": 0,
"place_references": 0,
"taut": 0,
"tconj": 0,
"tdisj": 1,
"tneg": 0,
"transition_references": 2,
"unfir": 0,
"visible_places": 0,
"visible_transitions": 2
},
"processed": "A (G ((X (FIREABLE(srA)) OR FIREABLE(ssA))))",
"processed_size": 44,
"rewrites": 37
},
"result":
{
"edges": 1289,
"markings": 1289,
"produced_by": "LTL model checker",
"value": false
},
"task":
{
"buchi":
{
"states": 3
},
"compoundnumber": 17,
"search":
{
"store":
{
"encoder": "simple compression",
"type": "prefix"
},
"stubborn":
{
"type": "no (formula contains X operator)"
},
"type": "product automaton/dfs"
},
"type": "LTL",
"workflow": "product automaton"
}
}
],
"result":
{
"produced_by": "boolean",
"value": false
},
"task":
{
"compoundnumber": 16,
"type": "boolean"
}
}
],
"exit":
{
"error": null,
"memory": 12976,
"runtime": 1821.000000,
"signal": null,
"timelimitreached": false
},
"files":
{
"formula": "LTLFireability.xml",
"net": "model.pnml"
},
"formula":
{
"skeleton": "A((G(F(**)) OR G((F(**) AND F(**))))) : A(G(F(**))) : A(X(X(X(**)))) : A(F(G(**))) : ** : A(F(G(**))) : ** : (A(F(G(**))) AND A(X(G((** OR G(**)))))) : A(X(F(**))) : ** : A(X(X(X(G(**))))) : (A(G(F(**))) AND A(G((X(**) OR **)))) : A(G(**)) : A(F(**)) : A(X(F(**))) : A(X(X(X(X(G(**))))))"
},
"net":
{
"arcs": 54,
"conflict_clusters": 16,
"places": 25,
"places_significant": 17,
"singleton_clusters": 0,
"transitions": 18
},
"result":
{
"preliminary_value": "unknown no no no no no no no no no no no no no no no ",
"value": "unknown no no no no no no no no no no no no no no no "
},
"task":
{
"type": "compound"
}
}
lola: LoLA will run for 3570 seconds at most (--timelimit)
lola: NET
lola: input: PNML file (--pnml)
lola: reading net from model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file model.pnml
lola: 43/268435456 symbol table entries, 0 collisions
lola: preprocessing...
lola: Size of bit vector: 800
lola: finding significant places
lola: 25 places, 18 transitions, 17 significant places
lola: compute conflict clusters
lola: computed conflict clusters
lola: Computing conflicting sets
lola: Computing back conflicting sets
lola: TASK
lola: Reading formula in XML format (--xmlformula)
lola: reading pnml
lola: reading formula from LTLFireability.xml
lola: A ((G (G (F (FIREABLE(ssR)))) U X (G (F (FIREABLE(srA)))))) : A (G (F (X (G (F (FIREABLE(srF))))))) : A (X (X (X (FIREABLE(ssA))))) : A (F (X (F (F (G (FIREABLE(csR))))))) : A (FIREABLE(srA)) : A (X (F (G (G (FIREABLE(csF)))))) : A (FIREABLE(csF)) : A (X (G ((FIREABLE(crA) U G (FIREABLE(ssR)))))) : A (X (F (FIREABLE(mrF)))) : A (FIREABLE(msA)) : A (G (G (X (X (X (FIREABLE(maU))))))) : A (G (G ((X (FIREABLE(srA)) U FIREABLE(ssA))))) : A (G (FIREABLE(srR))) : A (F ((X (G (FIREABLE(ssR))) U FIREABLE(srF)))) : A (F (F (X (F (FIREABLE(srF)))))) : A (X (X (X (G (X (FIREABLE(maU)))))))
lola: rewrite Frontend/Parser/formula_rewrite.k:350
lola: rewrite Frontend/Parser/formula_rewrite.k:377
lola: rewrite Frontend/Parser/formula_rewrite.k:431
lola: rewrite Frontend/Parser/formula_rewrite.k:371
lola: rewrite Frontend/Parser/formula_rewrite.k:522
lola: rewrite Frontend/Parser/formula_rewrite.k:377
lola: rewrite Frontend/Parser/formula_rewrite.k:371
lola: rewrite Frontend/Parser/formula_rewrite.k:350
lola: rewrite Frontend/Parser/formula_rewrite.k:347
lola: rewrite Frontend/Parser/formula_rewrite.k:380
lola: rewrite Frontend/Parser/formula_rewrite.k:347
lola: rewrite Frontend/Parser/formula_rewrite.k:151
lola: rewrite Frontend/Parser/formula_rewrite.k:350
lola: rewrite Frontend/Parser/formula_rewrite.k:380
lola: rewrite Frontend/Parser/formula_rewrite.k:151
lola: rewrite Frontend/Parser/formula_rewrite.k:437
lola: rewrite Frontend/Parser/formula_rewrite.k:374
lola: rewrite Frontend/Parser/formula_rewrite.k:551
lola: rewrite Frontend/Parser/formula_rewrite.k:380
lola: rewrite Frontend/Parser/formula_rewrite.k:151
lola: rewrite Frontend/Parser/formula_rewrite.k:353
lola: rewrite Frontend/Parser/formula_rewrite.k:353
lola: rewrite Frontend/Parser/formula_rewrite.k:353
lola: rewrite Frontend/Parser/formula_rewrite.k:353
lola: rewrite Frontend/Parser/formula_rewrite.k:353
lola: rewrite Frontend/Parser/formula_rewrite.k:353
lola: rewrite Frontend/Parser/formula_rewrite.k:350
lola: rewrite Frontend/Parser/formula_rewrite.k:437
lola: rewrite Frontend/Parser/formula_rewrite.k:522
lola: rewrite Frontend/Parser/formula_rewrite.k:350
lola: rewrite Frontend/Parser/formula_rewrite.k:545
lola: rewrite Frontend/Parser/formula_rewrite.k:434
lola: rewrite Frontend/Parser/formula_rewrite.k:356
lola: rewrite Frontend/Parser/formula_rewrite.k:347
lola: rewrite Frontend/Parser/formula_rewrite.k:356
lola: rewrite Frontend/Parser/formula_rewrite.k:347
lola: rewrite Frontend/Parser/formula_rewrite.k:353
lola: computing a collection of formulas
lola: RUNNING
lola: subprocess 0 will run for 222 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: FIREABLE(srA)
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: FIREABLE(srA)
lola: processed formula length: 13
lola: 37 rewrites
lola: closed formula file LTLFireability.xml
lola: processed formula with 0 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 237 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: FIREABLE(csF)
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: FIREABLE(csF)
lola: processed formula length: 13
lola: 37 rewrites
lola: closed formula file LTLFireability.xml
lola: processed formula with 0 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 254 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: FIREABLE(msA)
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: FIREABLE(msA)
lola: processed formula length: 13
lola: 37 rewrites
lola: closed formula file LTLFireability.xml
lola: processed formula with 0 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 3 will run for 274 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: (A (F (G (FIREABLE(ssR)))) AND A (X (G ((FIREABLE(crA) OR G (FIREABLE(ssR)))))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 3 will run for 274 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (F (G (FIREABLE(ssR))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (F (G (FIREABLE(ssR))))
lola: processed formula length: 25
lola: 37 rewrites
lola: closed formula file LTLFireability.xml
lola: the resulting Büchi automaton has 2 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: using ltl preserving stubborn set method with deletion algorithm (--stubborn=deletion)
lola: using ltl preserving stubborn set method with insertion algorithm(--stubborn=tarjan)
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: 1290 markings, 1291 edges
lola: ========================================
lola: SUBRESULT
lola: result: no
lola: The Boolean predicate is false.
lola: ========================================
lola: subprocess 4 will run for 297 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (X (F (FIREABLE(mrF))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (X (F (FIREABLE(mrF))))
lola: processed formula length: 25
lola: 37 rewrites
lola: closed formula file LTLFireability.xml
lola: the resulting Büchi automaton has 2 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
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: 1289 markings, 1289 edges
lola: ========================================
lola: subprocess 5 will run for 324 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (X (X (X (FIREABLE(ssA)))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (X (X (X (FIREABLE(ssA)))))
lola: processed formula length: 29
lola: 37 rewrites
lola: closed formula file LTLFireability.xml
lola: the resulting Büchi automaton has 5 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
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: 1289 markings, 1289 edges
lola: ========================================
lola: subprocess 6 will run for 356 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (X (X (X (G (FIREABLE(maU))))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (X (X (X (G (FIREABLE(maU))))))
lola: processed formula length: 33
lola: 37 rewrites
lola: closed formula file LTLFireability.xml
lola: the resulting Büchi automaton has 5 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
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: 1289 markings, 1289 edges
lola: ========================================
lola: subprocess 7 will run for 396 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: (A (G (F (FIREABLE(ssA)))) AND A (G ((X (FIREABLE(srA)) OR FIREABLE(ssA)))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 7 will run for 396 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (G (F (FIREABLE(ssA))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (G (F (FIREABLE(ssA))))
lola: processed formula length: 25
lola: 37 rewrites
lola: closed formula file LTLFireability.xml
lola: the resulting Büchi automaton has 2 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: using ltl preserving stubborn set method with deletion algorithm (--stubborn=deletion)
lola: using ltl preserving stubborn set method with insertion algorithm(--stubborn=tarjan)
lola: SEARCH
lola: RUNNING
lola: 2311673 markings, 5683329 edges, 462335 markings/sec, 0 secs
lola: 4458837 markings, 11028325 edges, 429433 markings/sec, 5 secs
lola: 6590301 markings, 16528586 edges, 426293 markings/sec, 10 secs
lola: 8235051 markings, 21447400 edges, 328950 markings/sec, 15 secs
lola: 9883751 markings, 26374062 edges, 329740 markings/sec, 20 secs
lola: 11610566 markings, 31509476 edges, 345363 markings/sec, 25 secs
lola: 13118916 markings, 36019666 edges, 301670 markings/sec, 30 secs
lola: 14651309 markings, 40597001 edges, 306479 markings/sec, 35 secs
lola: 16412738 markings, 45639972 edges, 352286 markings/sec, 40 secs
lola: 18014056 markings, 50359627 edges, 320264 markings/sec, 45 secs
lola: 19568290 markings, 54958840 edges, 310847 markings/sec, 50 secs
lola: 21118735 markings, 59556032 edges, 310089 markings/sec, 55 secs
lola: 22663615 markings, 64144611 edges, 308976 markings/sec, 60 secs
lola: 24219515 markings, 68765101 edges, 311180 markings/sec, 65 secs
lola: 25760059 markings, 73344249 edges, 308109 markings/sec, 70 secs
lola: 27339025 markings, 78042227 edges, 315793 markings/sec, 75 secs
lola: 28906360 markings, 82705956 edges, 313467 markings/sec, 80 secs
lola: 30525727 markings, 87524461 edges, 323873 markings/sec, 85 secs
lola: 32160080 markings, 92394032 edges, 326871 markings/sec, 90 secs
lola: 33811160 markings, 97307332 edges, 330216 markings/sec, 95 secs
lola: 35466927 markings, 102240602 edges, 331153 markings/sec, 100 secs
lola: 37244816 markings, 107447997 edges, 355578 markings/sec, 105 secs
lola: 38740553 markings, 112318349 edges, 299147 markings/sec, 110 secs
lola: 40170309 markings, 117134174 edges, 285951 markings/sec, 115 secs
lola: 41557624 markings, 121818523 edges, 277463 markings/sec, 120 secs
lola: 42938216 markings, 126486793 edges, 276118 markings/sec, 125 secs
lola: 44325101 markings, 131179451 edges, 277377 markings/sec, 130 secs
lola: 45694587 markings, 135811942 edges, 273897 markings/sec, 135 secs
lola: 47073661 markings, 140488334 edges, 275815 markings/sec, 140 secs
lola: 48458729 markings, 145178317 edges, 277014 markings/sec, 145 secs
lola: 49841669 markings, 149867631 edges, 276588 markings/sec, 150 secs
lola: 51214679 markings, 154523181 edges, 274602 markings/sec, 155 secs
lola: 52592159 markings, 159193308 edges, 275496 markings/sec, 160 secs
lola: 53999452 markings, 163973313 edges, 281459 markings/sec, 165 secs
lola: 55426200 markings, 168810939 edges, 285350 markings/sec, 170 secs
lola: 56849473 markings, 173644200 edges, 284655 markings/sec, 175 secs
lola: 58287937 markings, 178521179 edges, 287693 markings/sec, 180 secs
lola: 59704419 markings, 183331811 edges, 283296 markings/sec, 185 secs
lola: 61129647 markings, 188170916 edges, 285046 markings/sec, 190 secs
lola: 62561538 markings, 193034064 edges, 286378 markings/sec, 195 secs
lola: 63993234 markings, 197895696 edges, 286339 markings/sec, 200 secs
lola: 65431978 markings, 202781859 edges, 287749 markings/sec, 205 secs
lola: 66880077 markings, 207699175 edges, 289620 markings/sec, 210 secs
lola: 68383847 markings, 212619421 edges, 300754 markings/sec, 215 secs
lola: 69749038 markings, 217153197 edges, 273038 markings/sec, 220 secs
lola: 71077886 markings, 221599736 edges, 265770 markings/sec, 225 secs
lola: 72372307 markings, 225945732 edges, 258884 markings/sec, 230 secs
lola: 73664060 markings, 230290206 edges, 258351 markings/sec, 235 secs
lola: 74941897 markings, 234592706 edges, 255567 markings/sec, 240 secs
lola: 76222809 markings, 238911390 edges, 256182 markings/sec, 245 secs
lola: 77505132 markings, 243234764 edges, 256465 markings/sec, 250 secs
lola: 78785955 markings, 247554138 edges, 256165 markings/sec, 255 secs
lola: 80063624 markings, 251867720 edges, 255534 markings/sec, 260 secs
lola: 81345416 markings, 256195374 edges, 256358 markings/sec, 265 secs
lola: 82658570 markings, 260630588 edges, 262631 markings/sec, 270 secs
lola: 83969431 markings, 265057575 edges, 262172 markings/sec, 275 secs
lola: 85282036 markings, 269497362 edges, 262521 markings/sec, 280 secs
lola: 86569137 markings, 273843456 edges, 257420 markings/sec, 285 secs
lola: 87862245 markings, 278217203 edges, 258622 markings/sec, 290 secs
lola: 89156195 markings, 282595141 edges, 258790 markings/sec, 295 secs
lola: 90442224 markings, 286945450 edges, 257206 markings/sec, 300 secs
lola: 91739187 markings, 291333037 edges, 259393 markings/sec, 305 secs
lola: 93034010 markings, 295712116 edges, 258965 markings/sec, 310 secs
lola: 94361554 markings, 300141667 edges, 265509 markings/sec, 315 secs
lola: 95673479 markings, 304515188 edges, 262385 markings/sec, 320 secs
lola: 96946566 markings, 308778343 edges, 254617 markings/sec, 325 secs
lola: 98219398 markings, 313049143 edges, 254566 markings/sec, 330 secs
lola: 99480324 markings, 317282240 edges, 252185 markings/sec, 335 secs
lola: 100744642 markings, 321531826 edges, 252864 markings/sec, 340 secs
lola: 102008524 markings, 325785345 edges, 252776 markings/sec, 345 secs
lola: 103267802 markings, 330023066 edges, 251856 markings/sec, 350 secs
lola: 104545973 markings, 334324574 edges, 255634 markings/sec, 355 secs
lola: 105839871 markings, 338679175 edges, 258780 markings/sec, 360 secs
lola: 107142895 markings, 343069545 edges, 260605 markings/sec, 365 secs
lola: 108429003 markings, 347404160 edges, 257222 markings/sec, 370 secs
lola: 109718444 markings, 351749774 edges, 257888 markings/sec, 375 secs
lola: 111018517 markings, 356138812 edges, 260015 markings/sec, 380 secs
lola: 112315027 markings, 360506897 edges, 259302 markings/sec, 385 secs
lola: 113617611 markings, 364904683 edges, 260517 markings/sec, 390 secs
lola: local time limit reached - aborting
lola:
preliminary result: unknown unknown no unknown no unknown no no no no no unknown unknown unknown unknown unknown
lola: caught signal User defined signal 1 - aborting LoLA
lola:
preliminary result: unknown unknown no unknown no unknown no no no no no unknown unknown unknown unknown unknown
lola: memory consumption: 14592 KB
lola: time consumption: 400 seconds
lola: print data as JSON (--json)
lola: writing JSON to LTLFireability.json
lola: closed JSON file LTLFireability.json
lola: Child process aborted or communication problem between parent and child process
lola: subprocess 8 will run for 396 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (X (F (FIREABLE(srF))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (X (F (FIREABLE(srF))))
lola: processed formula length: 25
lola: 37 rewrites
lola: closed formula file LTLFireability.xml
lola: the resulting Büchi automaton has 2 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
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: 1289 markings, 1289 edges
lola: ========================================
lola: subprocess 9 will run for 452 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (X (X (X (X (G (FIREABLE(maU)))))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (X (X (X (X (G (FIREABLE(maU)))))))
lola: processed formula length: 37
lola: 37 rewrites
lola: closed formula file LTLFireability.xml
lola: the resulting Büchi automaton has 6 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
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: 1289 markings, 1289 edges
lola: ========================================
lola: subprocess 10 will run for 528 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (G (FIREABLE(srR)))
lola: ========================================
lola: SUBTASK
lola: checking invariance
lola: Planning: workflow for reachability check: stateequation||search (--findpath=off)
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: processed formula: A (G (FIREABLE(srR)))
lola: processed formula length: 21
lola: 39 rewrites
lola: closed formula file LTLFireability.xml
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: SEARCH (state space)
lola: state space: using reachability graph (--search=depth)
lola: state space: using reachability preserving stubborn set method with insertion algorithm (--stubborn=tarjan)
lola: built state equation task
lola: RUNNING
lola: state equation task get result started, id 0
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: state equation task get result rewrite finished id 0
lola: SUBRESULT
lola: state equation task get result unparse finished++ id 0
lola: formula 0: NOT FIREABLE(srR)
lola: state equation task get result unparse finished id 0
lola: state equation: Generated DNF with 2 literals and 2 conjunctive subformulas
lola: result: no
lola: produced by: state space
lola: The predicate is not invariant.
lola: 0 markings, 0 edges
lola: ========================================
lola: subprocess 11 will run for 633 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (F (FIREABLE(srF)))
lola: ========================================
lola: SUBTASK
lola: checking eventual occurrence
lola: rewrite Frontend/Parser/formula_rewrite.k:749
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: processed formula: NOT FIREABLE(srF)
lola: processed formula length: 17
lola: 39 rewrites
lola: closed formula file LTLFireability.xml
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: SEARCH (state space / EG)
lola: state space: using search routine for EG formula (--search=depth)
lola: state space: using EG preserving stubborn set method (--stubborn=tarjan)
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: state space / EG
lola: The predicate does not eventually occur.
lola: 1289 markings, 1288 edges
lola: ========================================
lola: subprocess 12 will run for 792 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (G (F (FIREABLE(srF))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (G (F (FIREABLE(srF))))
lola: processed formula length: 25
lola: 37 rewrites
lola: closed formula file LTLFireability.xml
lola: the resulting Büchi automaton has 2 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: using ltl preserving stubborn set method with deletion algorithm (--stubborn=deletion)
lola: using ltl preserving stubborn set method with insertion algorithm(--stubborn=tarjan)
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: 1289 markings, 1289 edges
lola: ========================================
lola: subprocess 13 will run for 1056 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (F (G (FIREABLE(csF))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (F (G (FIREABLE(csF))))
lola: processed formula length: 25
lola: 37 rewrites
lola: closed formula file LTLFireability.xml
lola: the resulting Büchi automaton has 2 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: using ltl preserving stubborn set method with deletion algorithm (--stubborn=deletion)
lola: using ltl preserving stubborn set method with insertion algorithm(--stubborn=tarjan)
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: 1290 markings, 1291 edges
lola: ========================================
lola: subprocess 14 will run for 1584 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (F (G (FIREABLE(csR))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (F (G (FIREABLE(csR))))
lola: processed formula length: 25
lola: 37 rewrites
lola: closed formula file LTLFireability.xml
lola: the resulting Büchi automaton has 2 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: using ltl preserving stubborn set method with deletion algorithm (--stubborn=deletion)
lola: using ltl preserving stubborn set method with insertion algorithm(--stubborn=tarjan)
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: 2722 markings, 2723 edges
lola: ========================================
lola: subprocess 15 will run for 3169 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A ((G (F (FIREABLE(srA))) OR G ((F (FIREABLE(ssR)) AND F (FIREABLE(srA))))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A ((G (F (FIREABLE(srA))) OR G ((F (FIREABLE(ssR)) AND F (FIREABLE(srA))))))
lola: processed formula length: 76
lola: 37 rewrites
lola: closed formula file LTLFireability.xml
lola: the resulting Büchi automaton has 6 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: using ltl preserving stubborn set method with deletion algorithm (--stubborn=deletion)
lola: using ltl preserving stubborn set method with insertion algorithm(--stubborn=tarjan)
lola: SEARCH
lola: RUNNING
lola: 1932530 markings, 5228068 edges, 386506 markings/sec, 0 secs
lola: 3755331 markings, 10452809 edges, 364560 markings/sec, 5 secs
lola: 5540075 markings, 15587187 edges, 356949 markings/sec, 10 secs
lola: 7325889 markings, 20735281 edges, 357163 markings/sec, 15 secs
lola: 9094449 markings, 25831125 edges, 353712 markings/sec, 20 secs
lola: 10863372 markings, 30941220 edges, 353785 markings/sec, 25 secs
lola: 12651487 markings, 36098833 edges, 357623 markings/sec, 30 secs
lola: 14405667 markings, 41172872 edges, 350836 markings/sec, 35 secs
lola: 16176053 markings, 46284686 edges, 354077 markings/sec, 40 secs
lola: 17939442 markings, 51384863 edges, 352678 markings/sec, 45 secs
lola: 19705425 markings, 56492282 edges, 353197 markings/sec, 50 secs
lola: 21488527 markings, 61648589 edges, 356620 markings/sec, 55 secs
lola: 23273206 markings, 66809975 edges, 356936 markings/sec, 60 secs
lola: 25072944 markings, 72024114 edges, 359948 markings/sec, 65 secs
lola: 26897200 markings, 77299308 edges, 364851 markings/sec, 70 secs
lola: 28750039 markings, 82667526 edges, 370568 markings/sec, 75 secs
lola: 30634982 markings, 88120566 edges, 376989 markings/sec, 80 secs
lola: 32323255 markings, 93266004 edges, 337655 markings/sec, 85 secs
lola: 33755477 markings, 98061958 edges, 286444 markings/sec, 90 secs
lola: 35146937 markings, 102740961 edges, 278292 markings/sec, 95 secs
lola: 36546612 markings, 107455508 edges, 279935 markings/sec, 100 secs
lola: 37928910 markings, 112120070 edges, 276460 markings/sec, 105 secs
lola: 39317953 markings, 116807022 edges, 277809 markings/sec, 110 secs
lola: 40705801 markings, 121495282 edges, 277570 markings/sec, 115 secs
lola: 42094158 markings, 126184610 edges, 277671 markings/sec, 120 secs
lola: 43474946 markings, 130847872 edges, 276158 markings/sec, 125 secs
lola: 44858771 markings, 135527875 edges, 276765 markings/sec, 130 secs
lola: 46240450 markings, 140200370 edges, 276336 markings/sec, 135 secs
lola: 47627624 markings, 144891738 edges, 277435 markings/sec, 140 secs
lola: 49017486 markings, 149591995 edges, 277972 markings/sec, 145 secs
lola: 50414829 markings, 154325015 edges, 279469 markings/sec, 150 secs
lola: 51824839 markings, 159093105 edges, 282002 markings/sec, 155 secs
lola: 53240575 markings, 163887659 edges, 283147 markings/sec, 160 secs
lola: 54679256 markings, 168761434 edges, 287736 markings/sec, 165 secs
lola: 56139732 markings, 173701746 edges, 292095 markings/sec, 170 secs
lola: 57613211 markings, 178621885 edges, 294696 markings/sec, 175 secs
lola: 59026325 markings, 183333147 edges, 282623 markings/sec, 180 secs
lola: 60391735 markings, 187903555 edges, 273082 markings/sec, 185 secs
lola: 61754776 markings, 192477873 edges, 272608 markings/sec, 190 secs
lola: 63107191 markings, 197020705 edges, 270483 markings/sec, 195 secs
lola: 64462061 markings, 201576670 edges, 270974 markings/sec, 200 secs
lola: 65821476 markings, 206146756 edges, 271883 markings/sec, 205 secs
lola: 67165534 markings, 210671443 edges, 268812 markings/sec, 210 secs
lola: 68517903 markings, 215223542 edges, 270474 markings/sec, 215 secs
lola: 69862626 markings, 219756481 edges, 268945 markings/sec, 220 secs
lola: 71217700 markings, 224325241 edges, 271015 markings/sec, 225 secs
lola: 72585260 markings, 228928211 edges, 273512 markings/sec, 230 secs
lola: 73960846 markings, 233572204 edges, 275117 markings/sec, 235 secs
lola: 75349168 markings, 238252034 edges, 277664 markings/sec, 240 secs
lola: 76773180 markings, 243052129 edges, 284802 markings/sec, 245 secs
lola: 78205044 markings, 247879795 edges, 286373 markings/sec, 250 secs
lola: 79459797 markings, 252298365 edges, 250951 markings/sec, 255 secs
lola: 80701675 markings, 256711098 edges, 248376 markings/sec, 260 secs
lola: 81937125 markings, 261125683 edges, 247090 markings/sec, 265 secs
lola: 83141667 markings, 265398162 edges, 240908 markings/sec, 270 secs
lola: 84337916 markings, 269680475 edges, 239250 markings/sec, 275 secs
lola: 85529853 markings, 273950776 edges, 238387 markings/sec, 280 secs
lola: 86730773 markings, 278259499 edges, 240184 markings/sec, 285 secs
lola: 87929652 markings, 282529044 edges, 239776 markings/sec, 290 secs
lola: 89098395 markings, 286746000 edges, 233749 markings/sec, 295 secs
lola: 90300981 markings, 291018952 edges, 240517 markings/sec, 300 secs
lola: 91479828 markings, 295280222 edges, 235769 markings/sec, 305 secs
lola: 92662464 markings, 299540679 edges, 236527 markings/sec, 310 secs
lola: 93854062 markings, 303820135 edges, 238320 markings/sec, 315 secs
lola: 95057235 markings, 308127659 edges, 240635 markings/sec, 320 secs
lola: 96252395 markings, 312385906 edges, 239032 markings/sec, 325 secs
lola: 97427370 markings, 316619215 edges, 234995 markings/sec, 330 secs
lola: 98579214 markings, 320813862 edges, 230369 markings/sec, 335 secs
lola: 99789536 markings, 325086136 edges, 242064 markings/sec, 340 secs
lola: 100952892 markings, 329323914 edges, 232671 markings/sec, 345 secs
lola: 102157395 markings, 333602891 edges, 240901 markings/sec, 350 secs
lola: 103309443 markings, 337812021 edges, 230410 markings/sec, 355 secs
lola: 104520073 markings, 342090824 edges, 242126 markings/sec, 360 secs
lola: 105687217 markings, 346337912 edges, 233429 markings/sec, 365 secs
lola: 106875227 markings, 350621575 edges, 237602 markings/sec, 370 secs
lola: 108084640 markings, 354914482 edges, 241883 markings/sec, 375 secs
lola: 109261760 markings, 359165988 edges, 235424 markings/sec, 380 secs
lola: 110428023 markings, 363418811 edges, 233253 markings/sec, 385 secs
lola: 111622379 markings, 367714252 edges, 238871 markings/sec, 390 secs
lola: 112835308 markings, 372039239 edges, 242586 markings/sec, 395 secs
lola: 114037643 markings, 376334159 edges, 240467 markings/sec, 400 secs
lola: 115238228 markings, 380635544 edges, 240117 markings/sec, 405 secs
lola: 116427560 markings, 384944018 edges, 237866 markings/sec, 410 secs
lola: 117619385 markings, 389258244 edges, 238365 markings/sec, 415 secs
lola: 118830505 markings, 393640270 edges, 242224 markings/sec, 420 secs
lola: 119217974 markings, 395053306 edges, 77494 markings/sec, 425 secs
lola: 119373728 markings, 395581710 edges, 31151 markings/sec, 430 secs
lola: 119373765 markings, 395581835 edges, 7 markings/sec, 435 secs
lola: 119376177 markings, 395590385 edges, 482 markings/sec, 440 secs
lola: 119376199 markings, 395590459 edges, 4 markings/sec, 445 secs
lola: 119376219 markings, 395590540 edges, 4 markings/sec, 450 secs
lola: Child process aborted or communication problem between parent and child process
lola: ========================================
lola: ...considering subproblem: (A (G (F (FIREABLE(ssA)))) AND A (G ((X (FIREABLE(srA)) OR FIREABLE(ssA)))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: ========================================
lola: ...considering subproblem: A (G (F (FIREABLE(ssA))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (G (F (FIREABLE(ssA))))
lola: processed formula length: 25
lola: 37 rewrites
lola: closed formula file LTLFireability.xml
lola: the resulting Büchi automaton has 2 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: using ltl preserving stubborn set method with deletion algorithm (--stubborn=deletion)
lola: using ltl preserving stubborn set method with insertion algorithm(--stubborn=tarjan)
lola: SEARCH
lola: RUNNING
lola: 2164850 markings, 5317486 edges, 432970 markings/sec, 0 secs
lola: 4185371 markings, 10348142 edges, 404104 markings/sec, 5 secs
lola: 6363757 markings, 15851536 edges, 435677 markings/sec, 10 secs
lola: 8000234 markings, 20745542 edges, 327295 markings/sec, 15 secs
lola: 9629098 markings, 25613605 edges, 325773 markings/sec, 20 secs
lola: 11291484 markings, 30555393 edges, 332477 markings/sec, 25 secs
lola: 12777478 markings, 34998959 edges, 297199 markings/sec, 30 secs
lola: 14277801 markings, 39482137 edges, 300065 markings/sec, 35 secs
lola: 15964109 markings, 44338459 edges, 337262 markings/sec, 40 secs
lola: 17569815 markings, 49046791 edges, 321141 markings/sec, 45 secs
lola: 19119753 markings, 53631111 edges, 309988 markings/sec, 50 secs
lola: 20659585 markings, 58193495 edges, 307966 markings/sec, 55 secs
lola: 22185906 markings, 62726909 edges, 305264 markings/sec, 60 secs
lola: 23725581 markings, 67298918 edges, 307935 markings/sec, 65 secs
lola: 25258122 markings, 71853780 edges, 306508 markings/sec, 70 secs
lola: 26799502 markings, 76437632 edges, 308276 markings/sec, 75 secs
lola: 28388760 markings, 81164113 edges, 317852 markings/sec, 80 secs
lola: 29978763 markings, 85895771 edges, 318001 markings/sec, 85 secs
lola: 31578904 markings, 90662434 edges, 320028 markings/sec, 90 secs
lola: 33197017 markings, 95480074 edges, 323623 markings/sec, 95 secs
lola: 34830311 markings, 100342387 edges, 326659 markings/sec, 100 secs
lola: 36541443 markings, 105391100 edges, 342226 markings/sec, 105 secs
lola: 38176860 markings, 110427240 edges, 327083 markings/sec, 110 secs
lola: 39596127 markings, 115199363 edges, 283853 markings/sec, 115 secs
lola: 40997290 markings, 119923718 edges, 280233 markings/sec, 120 secs
lola: 42372030 markings, 124571042 edges, 274948 markings/sec, 125 secs
lola: 43750103 markings, 129233510 edges, 275615 markings/sec, 130 secs
lola: 45118479 markings, 133862356 edges, 273675 markings/sec, 135 secs
lola: 46490945 markings, 138510019 edges, 274493 markings/sec, 140 secs
lola: 47862007 markings, 143159909 edges, 274212 markings/sec, 145 secs
lola: 49244498 markings, 147840638 edges, 276498 markings/sec, 150 secs
lola: 50610897 markings, 152473728 edges, 273280 markings/sec, 155 secs
lola: 51980675 markings, 157118100 edges, 273956 markings/sec, 160 secs
lola: 53364567 markings, 161817834 edges, 276778 markings/sec, 165 secs
lola: 54783276 markings, 166628109 edges, 283742 markings/sec, 170 secs
lola: 56195542 markings, 171424332 edges, 282453 markings/sec, 175 secs
lola: 57623483 markings, 176265447 edges, 285588 markings/sec, 180 secs
lola: 59043904 markings, 181089327 edges, 284084 markings/sec, 185 secs
lola: 60480572 markings, 185967438 edges, 287334 markings/sec, 190 secs
lola: 61924833 markings, 190872431 edges, 288852 markings/sec, 195 secs
lola: 63372251 markings, 195787944 edges, 289484 markings/sec, 200 secs
lola: 64806460 markings, 200659234 edges, 286842 markings/sec, 205 secs
lola: 66250861 markings, 205563673 edges, 288880 markings/sec, 210 secs
lola: 67723318 markings, 210447449 edges, 294491 markings/sec, 215 secs
lola: 69160412 markings, 215190340 edges, 287419 markings/sec, 220 secs
lola: 70491360 markings, 219633326 edges, 266190 markings/sec, 225 secs
lola: 71792494 markings, 224000986 edges, 260227 markings/sec, 230 secs
lola: 73079384 markings, 228324681 edges, 257378 markings/sec, 235 secs
lola: 74362323 markings, 232645222 edges, 256588 markings/sec, 240 secs
lola: 75640527 markings, 236949434 edges, 255641 markings/sec, 245 secs
lola: 76918863 markings, 241259682 edges, 255667 markings/sec, 250 secs
lola: 78202964 markings, 245588797 edges, 256820 markings/sec, 255 secs
lola: 79472294 markings, 249875791 edges, 253866 markings/sec, 260 secs
lola: 80750522 markings, 254185303 edges, 255646 markings/sec, 265 secs
lola: 82052087 markings, 258580481 edges, 260313 markings/sec, 270 secs
lola: 83358169 markings, 262998062 edges, 261216 markings/sec, 275 secs
lola: 84675192 markings, 267444872 edges, 263405 markings/sec, 280 secs
lola: 85986594 markings, 271873791 edges, 262280 markings/sec, 285 secs
lola: 87314575 markings, 276366325 edges, 265596 markings/sec, 290 secs
lola: 88642665 markings, 280859430 edges, 265618 markings/sec, 295 secs
lola: 89966733 markings, 285330454 edges, 264814 markings/sec, 300 secs
lola: 91264964 markings, 289721569 edges, 259646 markings/sec, 305 secs
lola: 92569089 markings, 294133108 edges, 260825 markings/sec, 310 secs
lola: 93881217 markings, 298553745 edges, 262426 markings/sec, 315 secs
lola: 95195736 markings, 302917487 edges, 262904 markings/sec, 320 secs
lola: 96479545 markings, 307213350 edges, 256762 markings/sec, 325 secs
lola: 97748632 markings, 311466222 edges, 253817 markings/sec, 330 secs
lola: 99008337 markings, 315695881 edges, 251941 markings/sec, 335 secs
lola: 100268516 markings, 319931849 edges, 252036 markings/sec, 340 secs
lola: 101534840 markings, 324187368 edges, 253265 markings/sec, 345 secs
lola: 102792578 markings, 328420151 edges, 251548 markings/sec, 350 secs
lola: 104053546 markings, 332663321 edges, 252194 markings/sec, 355 secs
lola: 105345150 markings, 337016589 edges, 258321 markings/sec, 360 secs
lola: 106638156 markings, 341368599 edges, 258601 markings/sec, 365 secs
lola: 107937119 markings, 345745646 edges, 259793 markings/sec, 370 secs
lola: 109244214 markings, 350151315 edges, 261419 markings/sec, 375 secs
lola: 110560659 markings, 354595838 edges, 263289 markings/sec, 380 secs
lola: 111867629 markings, 358999716 edges, 261394 markings/sec, 385 secs
lola: 113167556 markings, 363388600 edges, 259985 markings/sec, 390 secs
lola: 114478392 markings, 367811552 edges, 262167 markings/sec, 395 secs
lola: 115774188 markings, 372111556 edges, 259159 markings/sec, 400 secs
lola: 116948874 markings, 376012044 edges, 234937 markings/sec, 405 secs
lola: 118096001 markings, 379839964 edges, 229425 markings/sec, 410 secs
lola: 119238924 markings, 383663277 edges, 228585 markings/sec, 415 secs
lola: 120376664 markings, 387473656 edges, 227548 markings/sec, 420 secs
lola: 120686974 markings, 388511083 edges, 62062 markings/sec, 425 secs
lola: 120688021 markings, 388514630 edges, 209 markings/sec, 430 secs
lola: 120688091 markings, 388514785 edges, 14 markings/sec, 435 secs
lola: 120688167 markings, 388514950 edges, 15 markings/sec, 440 secs
lola: 120688225 markings, 388515080 edges, 12 markings/sec, 445 secs
lola: 120697698 markings, 388546867 edges, 1895 markings/sec, 450 secs
lola: 120705678 markings, 388574042 edges, 1596 markings/sec, 455 secs
lola: 120708583 markings, 388583733 edges, 581 markings/sec, 460 secs
lola: 120718616 markings, 388617416 edges, 2007 markings/sec, 465 secs
lola: 120719851 markings, 388621839 edges, 247 markings/sec, 470 secs
lola: 120719897 markings, 388622009 edges, 9 markings/sec, 475 secs
lola: 120738583 markings, 388684912 edges, 3737 markings/sec, 480 secs
lola: 120742241 markings, 388697175 edges, 732 markings/sec, 485 secs
lola: 120742290 markings, 388697350 edges, 10 markings/sec, 490 secs
lola: 120761319 markings, 388762823 edges, 3806 markings/sec, 495 secs
lola: Child process aborted or communication problem between parent and child process
lola: ========================================
lola: ...considering subproblem: A (G ((X (FIREABLE(srA)) OR FIREABLE(ssA))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (G ((X (FIREABLE(srA)) OR FIREABLE(ssA))))
lola: processed formula length: 44
lola: 37 rewrites
lola: closed formula file LTLFireability.xml
lola: the resulting Büchi automaton has 3 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
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: 1289 markings, 1289 edges
lola: SUBRESULT
lola: lola: ========================================result: no

lola: The Boolean predicate is false.
lola: ========================================
lola: ========================================
lola: ...considering subproblem: A ((G (F (FIREABLE(srA))) OR G ((F (FIREABLE(ssR)) AND F (FIREABLE(srA))))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A ((G (F (FIREABLE(srA))) OR G ((F (FIREABLE(ssR)) AND F (FIREABLE(srA))))))
lola: processed formula length: 76
lola: 37 rewrites
lola: closed formula file LTLFireability.xml
lola: the resulting Büchi automaton has 6 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: using ltl preserving stubborn set method with deletion algorithm (--stubborn=deletion)
lola: using ltl preserving stubborn set method with insertion algorithm(--stubborn=tarjan)
lola: SEARCH
lola: RUNNING
lola: 1989830 markings, 5389787 edges, 397966 markings/sec, 0 secs
lola: 3815071 markings, 10626090 edges, 365048 markings/sec, 5 secs
lola: 5584543 markings, 15716227 edges, 353894 markings/sec, 10 secs
lola: 7362024 markings, 20838343 edges, 355496 markings/sec, 15 secs
lola: 9127071 markings, 25925672 edges, 353009 markings/sec, 20 secs
lola: 10878515 markings, 30985603 edges, 350289 markings/sec, 25 secs
lola: 12657923 markings, 36117413 edges, 355882 markings/sec, 30 secs
lola: 14410829 markings, 41187415 edges, 350581 markings/sec, 35 secs
lola: 16188344 markings, 46320252 edges, 355503 markings/sec, 40 secs
lola: 17955863 markings, 51432444 edges, 353504 markings/sec, 45 secs
lola: 19726157 markings, 56552728 edges, 354059 markings/sec, 50 secs
lola: 21511380 markings, 61715555 edges, 357045 markings/sec, 55 secs
lola: 23300807 markings, 66890172 edges, 357885 markings/sec, 60 secs
lola: 25102974 markings, 72111563 edges, 360433 markings/sec, 65 secs
lola: 26932587 markings, 77402145 edges, 365923 markings/sec, 70 secs
lola: 28788156 markings, 82778711 edges, 371114 markings/sec, 75 secs
lola: 30682077 markings, 88257943 edges, 378784 markings/sec, 80 secs
lola: 32361095 markings, 93391095 edges, 335804 markings/sec, 85 secs
lola: 33788737 markings, 98175073 edges, 285528 markings/sec, 90 secs
lola: 35176239 markings, 102840788 edges, 277500 markings/sec, 95 secs
lola: 36548773 markings, 107462645 edges, 274507 markings/sec, 100 secs
lola: 37933333 markings, 112134713 edges, 276912 markings/sec, 105 secs
lola: 39304437 markings, 116761053 edges, 274221 markings/sec, 110 secs
lola: 40676574 markings, 121395874 edges, 274427 markings/sec, 115 secs
lola: 42055702 markings, 126053989 edges, 275826 markings/sec, 120 secs
lola: 43441671 markings, 130734766 edges, 277194 markings/sec, 125 secs
lola: 44832100 markings, 135437503 edges, 278086 markings/sec, 130 secs
lola: 46218882 markings, 140127243 edges, 277356 markings/sec, 135 secs
lola: 47611919 markings, 144838061 edges, 278607 markings/sec, 140 secs
lola: 49002368 markings, 149540735 edges, 278090 markings/sec, 145 secs
lola: 50405884 markings, 154294626 edges, 280703 markings/sec, 150 secs
lola: 51821157 markings, 159080754 edges, 283055 markings/sec, 155 secs
lola: 53239649 markings, 163885538 edges, 283698 markings/sec, 160 secs
lola: 54682614 markings, 168773325 edges, 288593 markings/sec, 165 secs
lola: 56151317 markings, 173741616 edges, 293741 markings/sec, 170 secs
lola: 57628657 markings, 178673948 edges, 295468 markings/sec, 175 secs
lola: 59044082 markings, 183392918 edges, 283085 markings/sec, 180 secs
lola: 60408740 markings, 187960831 edges, 272932 markings/sec, 185 secs
lola: 61780170 markings, 192564550 edges, 274286 markings/sec, 190 secs
lola: 63133166 markings, 197109216 edges, 270599 markings/sec, 195 secs
lola: 64479805 markings, 201637580 edges, 269328 markings/sec, 200 secs
lola: 65834356 markings, 206190872 edges, 270910 markings/sec, 205 secs
lola: 67183632 markings, 210732920 edges, 269855 markings/sec, 210 secs
lola: 68540612 markings, 215300529 edges, 271396 markings/sec, 215 secs
lola: 69889439 markings, 219848278 edges, 269765 markings/sec, 220 secs
lola: 71250327 markings, 224428483 edges, 272178 markings/sec, 225 secs
lola: 72621261 markings, 229049218 edges, 274187 markings/sec, 230 secs
lola: 73997322 markings, 233693703 edges, 275212 markings/sec, 235 secs
lola: 75390338 markings, 238391795 edges, 278603 markings/sec, 240 secs
lola: 76818736 markings, 243206688 edges, 285680 markings/sec, 245 secs
lola: 78248378 markings, 248032405 edges, 285928 markings/sec, 250 secs
lola: 79505648 markings, 252453912 edges, 251454 markings/sec, 255 secs
lola: 80751403 markings, 256879275 edges, 249151 markings/sec, 260 secs
lola: 81991041 markings, 261307311 edges, 247928 markings/sec, 265 secs
lola: 83202744 markings, 265625422 edges, 242341 markings/sec, 270 secs
lola: 84405487 markings, 269910584 edges, 240549 markings/sec, 275 secs
lola: 85583712 markings, 274160437 edges, 235645 markings/sec, 280 secs
lola: 86797270 markings, 278514273 edges, 242712 markings/sec, 285 secs
lola: 88009766 markings, 282839588 edges, 242499 markings/sec, 290 secs
lola: 89202128 markings, 287097423 edges, 238472 markings/sec, 295 secs
lola: 90391910 markings, 291370520 edges, 237956 markings/sec, 300 secs
lola: 91559590 markings, 295590146 edges, 233536 markings/sec, 305 secs
lola: 92740548 markings, 299831986 edges, 236192 markings/sec, 310 secs
lola: 93931806 markings, 304111525 edges, 238252 markings/sec, 315 secs
lola: 95127860 markings, 308401933 edges, 239211 markings/sec, 320 secs
lola: 96321173 markings, 312653155 edges, 238663 markings/sec, 325 secs
lola: 97512431 markings, 316908235 edges, 238252 markings/sec, 330 secs
lola: 98672296 markings, 321129182 edges, 231973 markings/sec, 335 secs
lola: 99872699 markings, 325408989 edges, 240081 markings/sec, 340 secs
lola: 101057064 markings, 329677174 edges, 236873 markings/sec, 345 secs
lola: 102246376 markings, 333948784 edges, 237862 markings/sec, 350 secs
lola: 103424235 markings, 338200363 edges, 235572 markings/sec, 355 secs
lola: 104630031 markings, 342484057 edges, 241159 markings/sec, 360 secs
lola: 105787566 markings, 346728249 edges, 231507 markings/sec, 365 secs
lola: 107002372 markings, 351053118 edges, 242961 markings/sec, 370 secs
lola: 108206254 markings, 355338749 edges, 240776 markings/sec, 375 secs
lola: 109370784 markings, 359589273 edges, 232906 markings/sec, 380 secs
lola: 110544481 markings, 363853711 edges, 234739 markings/sec, 385 secs
lola: 111770118 markings, 368214935 edges, 245127 markings/sec, 390 secs
lola: 112983704 markings, 372543418 edges, 242717 markings/sec, 395 secs
lola: 114193795 markings, 376883148 edges, 242018 markings/sec, 400 secs
lola: 115391195 markings, 381228550 edges, 239480 markings/sec, 405 secs
lola: 116585612 markings, 385557863 edges, 238883 markings/sec, 410 secs
lola: 117788019 markings, 389913422 edges, 240481 markings/sec, 415 secs
lola: 118970742 markings, 394186752 edges, 236545 markings/sec, 420 secs
lola: 119248100 markings, 395155364 edges, 55472 markings/sec, 425 secs
lola: 119376752 markings, 395592424 edges, 25730 markings/sec, 430 secs
lola: 119376787 markings, 395592542 edges, 7 markings/sec, 435 secs
lola: 119380068 markings, 395602990 edges, 656 markings/sec, 440 secs
lola: Child process aborted or communication problem between parent and child process
lola: RESULT
lola:
SUMMARY: unknown no no no no no no no no no no no no no no no
lola:
preliminary result: unknown no no no no no no no no no no no no no no no
lola: memory consumption: 12976 KB
lola: time consumption: 1821 seconds
lola: print data as JSON (--json)
lola: writing JSON to LTLFireability.json
lola: closed JSON file LTLFireability.json
rslt: finished

BK_STOP 1552634412816

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

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="ClientsAndServers-PT-N0020P4"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="lola"
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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-3957"
echo " Executing tool lola"
echo " Input is ClientsAndServers-PT-N0020P4, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r027-smll-155225121200340"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ClientsAndServers-PT-N0020P4.tgz
mv ClientsAndServers-PT-N0020P4 execution
cd execution
if [ "LTLFireability" = "GlobalProperties" ] ; then
rm -f GenericPropertiesVerdict.xml
fi
if [ "LTLFireability" = "UpperBounds" ] ; 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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.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 '' LTLFireability.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 ;