About the Execution of ITS-LoLa for ASLink-PT-01b
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 15757.910 | 3600000.00 | 88852.00 | 563.50 | FFTTFFFTFFFFTFTF | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2020-input.r166-smll-158987787100019.qcow2', fmt=qcow2 size=4294967296 backing_file='/data/fkordon/mcc2020-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-4028
Executing tool itslola
Input is ASLink-PT-01b, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r166-smll-158987787100019
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 476K
-rw-r--r-- 1 mcc users 3.4K Mar 25 09:43 CTLCardinality.txt
-rw-r--r-- 1 mcc users 20K Mar 25 09:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Mar 25 09:36 CTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 25 09:36 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.6K Mar 24 05:37 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.3K Apr 8 14:41 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 28 14:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K Apr 8 14:41 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 28 14:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Mar 25 09:02 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 18K Mar 25 09:02 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 25 08:56 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 14K Mar 25 08:56 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 25 09:04 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 25 09:04 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 24 05:37 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 iscolored
-rw-r--r-- 1 mcc users 293K Mar 24 05:37 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 ASLink-PT-01b-CTLCardinality-00
FORMULA_NAME ASLink-PT-01b-CTLCardinality-01
FORMULA_NAME ASLink-PT-01b-CTLCardinality-02
FORMULA_NAME ASLink-PT-01b-CTLCardinality-03
FORMULA_NAME ASLink-PT-01b-CTLCardinality-04
FORMULA_NAME ASLink-PT-01b-CTLCardinality-05
FORMULA_NAME ASLink-PT-01b-CTLCardinality-06
FORMULA_NAME ASLink-PT-01b-CTLCardinality-07
FORMULA_NAME ASLink-PT-01b-CTLCardinality-08
FORMULA_NAME ASLink-PT-01b-CTLCardinality-09
FORMULA_NAME ASLink-PT-01b-CTLCardinality-10
FORMULA_NAME ASLink-PT-01b-CTLCardinality-11
FORMULA_NAME ASLink-PT-01b-CTLCardinality-12
FORMULA_NAME ASLink-PT-01b-CTLCardinality-13
FORMULA_NAME ASLink-PT-01b-CTLCardinality-14
FORMULA_NAME ASLink-PT-01b-CTLCardinality-15
=== Now, execution of the tool begins
BK_START 1591136162030
bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-02 22:16:05] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLCardinality, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -timeout, 3600, -rebuildPNML]
[2020-06-02 22:16:05] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-02 22:16:05] [INFO ] Load time of PNML (sax parser for PT used): 261 ms
[2020-06-02 22:16:05] [INFO ] Transformed 846 places.
[2020-06-02 22:16:05] [INFO ] Transformed 1148 transitions.
[2020-06-02 22:16:05] [INFO ] Found NUPN structural information;
[2020-06-02 22:16:05] [INFO ] Parsed PT model containing 846 places and 1148 transitions in 366 ms.
Parsed 16 properties from file /home/mcc/execution/CTLCardinality.xml in 103 ms.
Incomplete random walk after 100000 steps, including 637 resets, run finished after 621 ms. (steps per millisecond=161 ) properties seen :[1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
// Phase 1: matrix 1148 rows 846 cols
[2020-06-02 22:16:06] [INFO ] Computed 82 place invariants in 169 ms
[2020-06-02 22:16:07] [INFO ] [Real]Absence check using 19 positive place invariants in 84 ms returned sat
[2020-06-02 22:16:07] [INFO ] [Real]Absence check using 19 positive and 63 generalized place invariants in 88 ms returned sat
[2020-06-02 22:16:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 22:16:11] [INFO ] [Real]Absence check using state equation in 4074 ms returned sat
[2020-06-02 22:16:11] [INFO ] Solution in real domain found non-integer solution.
[2020-06-02 22:16:12] [INFO ] [Nat]Absence check using 19 positive place invariants in 415 ms returned sat
[2020-06-02 22:16:12] [INFO ] [Nat]Absence check using 19 positive and 63 generalized place invariants in 89 ms returned sat
[2020-06-02 22:16:12] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-02 22:16:16] [INFO ] [Nat]Absence check using state equation in 4421 ms returned sat
[2020-06-02 22:16:17] [INFO ] Deduced a trap composed of 19 places in 778 ms
[2020-06-02 22:16:18] [INFO ] Deduced a trap composed of 207 places in 748 ms
[2020-06-02 22:16:18] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1878 ms
[2020-06-02 22:16:18] [INFO ] Computed and/alt/rep : 1147/6193/1147 causal constraints in 183 ms.
[2020-06-02 22:16:31] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream closed (=> (> t427 0) (and (> t1142 0) (< o1142 o427)))") while checking expression at index 0
[2020-06-02 22:16:32] [INFO ] Initial state reduction rules for CTL removed 6 formulas.
[2020-06-02 22:16:32] [INFO ] Flatten gal took : 307 ms
[2020-06-02 22:16:32] [INFO ] Initial state reduction rules for CTL removed 6 formulas.
[2020-06-02 22:16:32] [INFO ] Flatten gal took : 164 ms
FORMULA ASLink-PT-01b-CTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ASLink-PT-01b-CTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ASLink-PT-01b-CTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ASLink-PT-01b-CTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ASLink-PT-01b-CTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ASLink-PT-01b-CTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2020-06-02 22:16:32] [INFO ] Export to MCC properties in file /home/mcc/execution/CTLCardinality.sr.xml took 7 ms.
[2020-06-02 22:16:32] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml took 24 ms.
info: Time: 3600 - MCC
vrfy: Checking CTLCardinality @ ASLink-PT-01b @ 3570 seconds
FORMULA ASLink-PT-01b-CTLCardinality-06 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA ASLink-PT-01b-CTLCardinality-07 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA ASLink-PT-01b-CTLCardinality-14 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA ASLink-PT-01b-CTLCardinality-10 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA ASLink-PT-01b-CTLCardinality-00 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA ASLink-PT-01b-CTLCardinality-02 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA ASLink-PT-01b-CTLCardinality-12 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA ASLink-PT-01b-CTLCardinality-15 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA ASLink-PT-01b-CTLCardinality-11 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA ASLink-PT-01b-CTLCardinality-04 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
vrfy: finished
info: timeLeft: 3528
rslt: Output for CTLCardinality @ ASLink-PT-01b
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"dynamic_timelimit": true,
"localtimelimit": 3528
},
"child":
[
{
"call":
{
"dynamic_timelimit": true,
"localtimelimit": 3528
},
"exit":
{
"localtimelimitreached": false
},
"formula":
{
"count":
{
"A": 1,
"E": 0,
"F": 0,
"G": 1,
"U": 0,
"X": 0,
"aconj": 2,
"adisj": 1,
"aneg": 0,
"comp": 2,
"cont": 0,
"dl": 0,
"fir": 0,
"nodl": 0,
"place_references": 2,
"taut": 0,
"tconj": 0,
"tdisj": 0,
"tneg": 0,
"transition_references": 0,
"unfir": 0,
"visible_places": 2,
"visible_transitions": 0
},
"processed": "A (G ((((p125 <= 0)) OR ((1 <= p680)))))",
"processed_size": 41,
"rewrites": 13
},
"result":
{
"edges": 11,
"markings": 12,
"produced_by": "state space",
"value": false
},
"task":
{
"compoundnumber": 9,
"search":
{
"store":
{
"encoder": "simple compression",
"type": "prefix"
},
"stubborn":
{
"type": "reachability preserving/insertion"
},
"threads": 1,
"type": "dfs"
},
"stateequation":
{
"literals": 2,
"problems": 2
},
"type": "invariance",
"workflow": "stateequation||search"
}
}
],
"exit":
{
"localtimelimitreached": false
},
"result":
{
"produced_by": "boolean",
"value": false
},
"task":
{
"compoundnumber": 9,
"type": "boolean"
}
},
{
"child":
[
{
"formula":
{
"count":
{
"A": 0,
"E": 0,
"F": 0,
"G": 0,
"U": 0,
"X": 0,
"aconj": 2,
"adisj": 0,
"aneg": 0,
"comp": 2,
"cont": 0,
"dl": 0,
"fir": 0,
"nodl": 0,
"place_references": 2,
"taut": 0,
"tconj": 0,
"tdisj": 1,
"tneg": 0,
"transition_references": 0,
"unfir": 0,
"visible_places": 2,
"visible_transitions": 0
},
"processed": "(((p503 <= 0)) OR ((1 <= p609)))",
"processed_size": 32,
"rewrites": 12
},
"result":
{
"edges": 0,
"markings": 0,
"produced_by": "preprocessing",
"value": true
},
"task":
{
"compoundnumber": 10,
"type": "initial_satisfaction",
"workflow": "preprocessing"
}
},
{
"formula":
{
"count":
{
"A": 0,
"E": 0,
"F": 0,
"G": 0,
"U": 0,
"X": 0,
"aconj": 1,
"adisj": 4,
"aneg": 0,
"comp": 4,
"cont": 0,
"dl": 0,
"fir": 0,
"nodl": 0,
"place_references": 4,
"taut": 0,
"tconj": 0,
"tdisj": 0,
"tneg": 0,
"transition_references": 0,
"unfir": 0,
"visible_places": 4,
"visible_transitions": 0
},
"processed": "(((1 <= p56)) AND ((p123 <= 0)) AND ((1 <= p202)) AND ((p296 <= 0)))",
"processed_size": 68,
"rewrites": 11
},
"result":
{
"edges": 0,
"markings": 0,
"produced_by": "preprocessing",
"value": false
},
"task":
{
"compoundnumber": 11,
"type": "initial_satisfaction",
"workflow": "preprocessing"
}
},
{
"formula":
{
"count":
{
"A": 1,
"E": 0,
"F": 0,
"G": 1,
"U": 0,
"X": 0,
"aconj": 2,
"adisj": 1,
"aneg": 0,
"comp": 2,
"cont": 0,
"dl": 0,
"fir": 0,
"nodl": 0,
"place_references": 2,
"taut": 0,
"tconj": 0,
"tdisj": 0,
"tneg": 0,
"transition_references": 0,
"unfir": 0,
"visible_places": 2,
"visible_transitions": 0
},
"processed": "A (G ((((p590 <= 0)) OR ((1 <= p665)))))",
"processed_size": 41,
"rewrites": 13
},
"result":
{
"edges": 438,
"markings": 439,
"produced_by": "state space",
"value": false
},
"task":
{
"compoundnumber": 12,
"search":
{
"store":
{
"encoder": "simple compression",
"type": "prefix"
},
"stubborn":
{
"type": "reachability preserving/insertion"
},
"threads": 1,
"type": "dfs"
},
"stateequation":
{
"literals": 2,
"problems": 2
},
"type": "invariance",
"workflow": "stateequation||search"
}
}
],
"result":
{
"produced_by": "boolean",
"value": false
},
"task":
{
"compoundnumber": 10,
"type": "boolean"
}
}
],
"exit":
{
"error": null,
"memory": 43244,
"runtime": 42.000000,
"signal": null,
"timelimitreached": false
},
"files":
{
"formula": "CTLCardinality.xml",
"net": "model.pnml"
},
"formula":
{
"skeleton": "E(G(A(F(**)))) : A(F((** OR (E(G(**)) OR **)))) : (A(G(**)) OR (** AND (E(G(**)) OR (** OR **)))) : (A(X(A(G(**)))) AND **) : E(X(E(G(**)))) : A(F(**)) : (A(G(A(F(**)))) AND A(G(**))) : (DEADLOCK OR E(G(**))) : E(F(**)) : A(F(A(G(*))))"
},
"net":
{
"arcs": 3624,
"conflict_clusters": 543,
"places": 846,
"places_significant": 764,
"singleton_clusters": 0,
"transitions": 1148
},
"result":
{
"preliminary_value": "no yes no no yes no no yes yes no ",
"value": "no yes no no yes no no yes yes 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: 1994/268435456 symbol table entries, 0 collisions
lola: preprocessing...
lola: Size of bit vector: 846
lola: finding significant places
lola: 846 places, 1148 transitions, 764 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 CTLCardinality.xml
lola: LP says that atomic proposition is always true: (p636 <= 1)
lola: LP says that atomic proposition is always true: (p452 <= 1)
lola: LP says that atomic proposition is always true: (p535 <= 1)
lola: LP says that atomic proposition is always true: (p470 <= 1)
lola: LP says that atomic proposition is always true: (p665 <= 1)
lola: LP says that atomic proposition is always true: (p123 <= 1)
lola: LP says that atomic proposition is always true: (p296 <= 1)
lola: LP says that atomic proposition is always true: (p267 <= 1)
lola: LP says that atomic proposition is always true: (p609 <= 1)
lola: LP says that atomic proposition is always true: (p389 <= 1)
lola: LP says that atomic proposition is always true: (p136 <= 1)
lola: LP says that atomic proposition is always true: (p596 <= 1)
lola: LP says that atomic proposition is always true: (p473 <= 1)
lola: LP says that atomic proposition is always true: (p701 <= 1)
lola: LP says that atomic proposition is always true: (p561 <= 1)
lola: LP says that atomic proposition is always true: (p680 <= 1)
lola: LP says that atomic proposition is always true: (p16 <= 1)
lola: LP says that atomic proposition is always true: (p737 <= 1)
lola: LP says that atomic proposition is always true: (p363 <= 1)
lola: LP says that atomic proposition is always true: (p75 <= 1)
lola: E (G (A (F (((1 <= p636)))))) : A (F (((((1 <= p452)) OR E (G ((((p324 <= 0)) OR ((1 <= p535)))))) OR ((1 <= p470) AND (((p334 <= 0)) OR ((p789 <= 1) AND (1 <= p789))))))) : (A (G (E (G ((((p590 <= 0)) OR ((1 <= p665))))))) OR ((((1 <= p56)) AND ((p123 <= 0)) AND ((1 <= p202)) AND ((p296 <= 0))) AND ((E (G ((((p412 <= 0)) OR ((1 <= p267))))) OR ((p503 <= 0))) OR ((1 <= p609))))) : (A (X (A (G ((((p152 <= 0)) OR ((1 <= p389))))))) AND (((p177 <= 0)) OR ((1 <= p136)) OR (((1 <= p731)) AND ((p596 <= 0))))) : E (X (E (G ((((p469 <= 0)) OR ((1 <= p473))))))) : A (F (((1 <= p701)))) : A (G ((A (F (((1 <= p561)))) AND (((p125 <= 0)) OR ((1 <= p680)))))) : (A (X ((1 <= 0))) OR E (G ((((p30 <= 0)) OR ((1 <= p16)))))) : E (F (((((p366 <= 0)) OR ((p424 <= 1) AND (1 <= p424))) AND ((((1 <= p703)) AND ((p737 <= 0))) OR (((1 <= p33)) AND ((p363 <= 0))))))) : NOT(E (G (E (F ((((p720 <= 0)) OR ((1 <= p75))))))))
lola: rewrite Frontend/Parser/formula_rewrite.k:254
lola: rewrite Frontend/Parser/formula_rewrite.k:458
lola: rewrite Frontend/Parser/formula_rewrite.k:254
lola: rewrite Frontend/Parser/formula_rewrite.k:545
lola: rewrite Frontend/Parser/formula_rewrite.k:98
lola: rewrite Frontend/Parser/formula_rewrite.k:139
lola: rewrite Frontend/Parser/formula_rewrite.k:326
lola: rewrite Frontend/Parser/formula_rewrite.k:329
lola: rewrite Frontend/Parser/formula_rewrite.k:326
lola: rewrite Frontend/Parser/formula_rewrite.k:332
lola: rewrite Frontend/Parser/formula_rewrite.k:297
lola: computing a collection of formulas
lola: RUNNING
lola: subprocess 0 will run for 352 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: (A (X (A (G ((((p152 <= 0)) OR ((1 <= p389))))))) AND (((p177 <= 0)) OR ((1 <= p136)) OR (((1 <= p731)) AND ((p596 <= 0)))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 0 will run for 352 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: (((p177 <= 0)) OR ((1 <= p136)) OR (((1 <= p731)) AND ((p596 <= 0))))
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: (((p177 <= 0)) OR ((1 <= p136)) OR (((1 <= p731)) AND ((p596 <= 0))))
lola: processed formula length: 71
lola: 11 rewrites
lola: closed formula file CTLCardinality.xml
lola: processed formula with 4 atomic propositions
lola: RUNNING
lola: SUBRESULT
lola: result: yes
lola: produced by: preprocessing
lola: The net satisfies the property already in its initial state.
lola: 0 markings, 0 edges
lola: ========================================
lola: subprocess 1 will run for 392 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (X (A (G ((((p152 <= 0)) OR ((1 <= p389)))))))
lola: ========================================
lola: SUBTASK
lola: checking invariance from all successors
lola: rewrite Frontend/Parser/formula_rewrite.k:624
lola: rewrite Frontend/Parser/formula_rewrite.k:753
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: processed formula: (((1 <= p152)) AND ((p389 <= 0)))
lola: processed formula length: 33
lola: 14 rewrites
lola: closed formula file CTLCardinality.xml
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: SEARCH (state space /EXEF)
lola: state space: using reachability graph (EXef version) (--search=depth)
lola: state space: using reachability preserving stubborn set method with insertion algorithm (--stubborn=tarjan)
lola: Planning: workflow for reachability check: stateequation (--findpath=off)
lola: built state equation task
lola: RUNNING
lola: state equation task get result started, id 0
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: state equation task get result rewrite finished id 0
lola: state equation task get result unparse finished++ id 0
lola: formula 0: (((1 <= p152)) AND ((p389 <= 0)))
lola: state equation task get result unparse finished id 0
lola: state equation: Generated DNF with 2 literals and 1 conjunctive subformulas
lola: SUBRESULT
lola: result: no
lola: produced by: state space /EXEF
lola: The predicate is not invariant from successors.
lola: 546 markings, 1012 edges
lola: ========================================
lola: SUBRESULT
lola: result: no
lola: The Boolean predicate is false.
lola: ========================================
lola: subprocess 1 will run for 392 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: E (X (E (G ((((p469 <= 0)) OR ((1 <= p473)))))))
lola: ========================================
lola: SUBTASK
lola: checking possible preservation from a successor
lola: rewrite Frontend/Parser/formula_rewrite.k:583
lola: rewrite Frontend/Parser/formula_rewrite.k:715
lola: processed formula: (((p469 <= 0)) OR ((1 <= p473)))
lola: processed formula length: 33
lola: 13 rewrites
lola: closed formula file CTLCardinality.xml
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: SEARCH (state space /EXEG)
lola: state space: using reachability graph (EXEG version) (--search=depth)
lola: state space: using invisibility based stubborn set method (--stubborn=tarjan)
lola: Planning: workflow for reachability check: stateequation (--findpath=off)
lola: built state equation task
lola: RUNNING
lola: state equation task get result started, id 0
lola: state equation task get result rewrite finished id 0
lola: state equation task get result unparse finished++ id 0
lola: formula 0: (((p469 <= 0)) OR ((1 <= p473)))
lola: state equation task get result unparse finished id 0
lola: state equation: Generated DNF with 2 literals and 2 conjunctive subformulas
lola: SUBRESULT
lola: result: yes
lola: produced by: state space /EXEG
lola: The predicate is possibly preserved from some successor.
lola: 55 markings, 54 edges
lola: ========================================
lola: subprocess 2 will run for 441 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: E (F (((((p366 <= 0)) OR ((p424 <= 1) AND (1 <= p424))) AND ((((1 <= p703)) AND ((p737 <= 0))) OR (((1 <= p33)) AND ((p363 <= 0)))))))
lola: ========================================
lola: SUBTASK
lola: checking reachability
lola: Planning: workflow for reachability check: stateequation||search (--findpath=off)
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: processed formula: E (F (((((p366 <= 0)) OR ((p424 <= 1) AND (1 <= p424))) AND ((((1 <= p703)) AND ((p737 <= 0))) OR (((1 <= p33)) AND ((p363 <= 0)))))))
lola: processed formula length: 136
lola: 12 rewrites
lola: closed formula file CTLCardinality.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:711
lola: state equation task get result rewrite finished id 0
lola: state equation task get result unparse finished++ id 0
lola: formula 0: ((((p366 <= 0)) OR ((p424 <= 1) AND (1 <= p424))) AND ((((1 <= p703)) AND ((p737 <= 0))) OR (((1 <= p33)) AND ((p363 <= 0)))))
lola: state equation task get result unparse finished id 0
lola: state equation: Generated DNF with 14 literals and 4 conjunctive subformulas
lola: SUBRESULT
lola: result: yes
lola: produced by: state space
lola: The predicate is reachable.
lola: 899 markings, 908 edges
lola: ========================================
lola: subprocess 3 will run for 504 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (F (((1 <= p701))))
lola: ========================================
lola: SUBTASK
lola: checking eventual occurrence
lola: rewrite Frontend/Parser/formula_rewrite.k:584
lola: rewrite Frontend/Parser/formula_rewrite.k:749
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: processed formula: ((p701 <= 0))
lola: processed formula length: 13
lola: 14 rewrites
lola: closed formula file CTLCardinality.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: Planning: workflow for reachability check: stateequation (--findpath=off)
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:700
lola: state equation task get result rewrite finished id 0
lola: state equation task get result unparse finished++ id 0
lola: formula 0: ((1 <= p701))
lola: state equation task get result unparse finished id 0
lola: state equation: Generated DNF with 1 literals and 1 conjunctive subformulas
lola: SUBRESULT
lola: result: no
lola: produced by: state space / EG
lola: The predicate does not eventually occur.
lola: 56 markings, 55 edges
lola: ========================================
lola: subprocess 4 will run for 588 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: E (G (A (F (((1 <= p636))))))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: rewrite Frontend/Parser/formula_rewrite.k:811
lola: rewrite Frontend/Parser/formula_rewrite.k:808
lola: processed formula: EG(AF(((1 <= p636))))
lola: processed formula length: 21
lola: 13 rewrites
lola: closed formula file CTLCardinality.xml
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: Using CTL preserving stubborn sets
lola: RUNNING
lola: CTL formula contains 2 significant temporal operators and needs 9 bytes of payload
lola: Ignoring fairness constraints (--fair).
lola: SUBRESULT
lola: result: no
lola: produced by: CTL model checker
lola: The net does not satisfy the given formula.
lola: 314 markings, 315 edges
lola: ========================================
lola: subprocess 5 will run for 705 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (F ((((1 <= p452)) OR (E (G ((((p324 <= 0)) OR ((1 <= p535))))) OR ((1 <= p470) AND (((p334 <= 0)) OR ((p789 <= 1) AND (1 <= p789))))))))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: rewrite Frontend/Parser/formula_rewrite.k:808
lola: rewrite Frontend/Parser/formula_rewrite.k:811
lola: processed formula: AF((((1 <= p452)) OR (EG((((p324 <= 0)) OR ((1 <= p535)))) OR ((1 <= p470) AND (((p334 <= 0)) OR ((p789 <= 1) AND (1 <= p789)))))))
lola: processed formula length: 133
lola: 13 rewrites
lola: closed formula file CTLCardinality.xml
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: Using CTL preserving stubborn sets
lola: RUNNING
lola: CTL formula contains 2 significant temporal operators and needs 9 bytes of payload
lola: Ignoring fairness constraints (--fair).
lola: SUBRESULT
lola: result: yes
lola: produced by: CTL model checker
lola: The net satisfies the given formula.
lola: 314 markings, 315 edges
lola: ========================================
lola: subprocess 6 will run for 882 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: (DEADLOCK OR E (G ((((p30 <= 0)) OR ((1 <= p16))))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 6 will run for 882 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: DEADLOCK
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: DEADLOCK
lola: processed formula length: 8
lola: 11 rewrites
lola: closed formula file CTLCardinality.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 7 will run for 1176 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: E (G ((((p30 <= 0)) OR ((1 <= p16)))))
lola: ========================================
lola: SUBTASK
lola: checking possible preservation
lola: rewrite Frontend/Parser/formula_rewrite.k:583
lola: processed formula: E (G ((((p30 <= 0)) OR ((1 <= p16)))))
lola: processed formula length: 39
lola: 12 rewrites
lola: closed formula file CTLCardinality.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: Planning: workflow for reachability check: stateequation (--findpath=off)
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: state equation task get result unparse finished++ id 0
lola: formula 0: (((1 <= p30)) AND ((p16 <= 0)))
lola: state equation task get result unparse finished id 0
lola: state equation: Generated DNF with 2 literals and 1 conjunctive subformulas
lola: SUBRESULT
lola: result: yes
lola: produced by: state space / EG
lola: The predicate is possibly preserved.
lola: 56 markings, 55 edges
lola: ========================================
lola: SUBRESULT
lola: result: yes
lola: The Boolean predicate is true.
lola: ========================================
lola: subprocess 7 will run for 1176 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (F (A (G ((((1 <= p720)) AND ((p75 <= 0)))))))
lola: ========================================
lola: SUBTASK
lola: checking eventual invariance
lola: rewrite Frontend/Parser/formula_rewrite.k:594
lola: rewrite Frontend/Parser/formula_rewrite.k:629
lola: rewrite Frontend/Parser/formula_rewrite.k:758
lola: rewrite Frontend/Parser/formula_rewrite.k:788
lola: processed formula: (((p720 <= 0)) OR ((1 <= p75)))
lola: processed formula length: 32
lola: 15 rewrites
lola: closed formula file CTLCardinality.xml
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: SEARCH (state space /EGEF)
lola: state space: using reachability graph (EGEF version) (--search=depth)
lola: state space: using ctl preserving stubborn set method (--stubborn=tarjan)
lola: Planning: workflow for reachability check: stateequation (--findpath=off)
lola: built state equation task
lola: Planning: workflow for reachability check: stateequation (--findpath=off)
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:700
lola: state equation task get result rewrite finished id 0
lola: state equation task get result unparse finished++ id 0
lola: formula 0: (((1 <= p720)) AND ((p75 <= 0)))
lola: state equation task get result unparse finished id 0
lola: state equation: Generated DNF with 2 literals and 1 conjunctive subformulas
lola: state equation task get result started, id 1
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:788
lola: state equation task get result rewrite finished id 1
lola: state equation task get result unparse finished++ id 1
lola: formula 1: (((p720 <= 0)) OR ((1 <= p75)))
lola: state equation task get result unparse finished id 1
lola: state equation: Generated DNF with 2 literals and 2 conjunctive subformulas
lola: SUBRESULT
lola: result: no
lola: produced by: state space /EGEF
lola: The predicate is not eventually invariant.
lola: 314 markings, 314 edges
lola: ========================================
lola: subprocess 8 will run for 1764 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: (A (G ((((p590 <= 0)) OR ((1 <= p665))))) OR ((((1 <= p56)) AND ((p123 <= 0)) AND ((1 <= p202)) AND ((p296 <= 0))) AND (E (G ((((p412 <= 0)) OR ((1 <= p267))))) OR (((p503 <= 0)) OR ((1 <= p609))))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 8 will run for 1764 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: (((p503 <= 0)) OR ((1 <= p609)))
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: rewrite Frontend/Parser/formula_rewrite.k:797
lola: processed formula: (((p503 <= 0)) OR ((1 <= p609)))
lola: processed formula length: 32
lola: 12 rewrites
lola: closed formula file CTLCardinality.xml
lola: processed formula with 2 atomic propositions
lola: RUNNING
lola: SUBRESULT
lola: result: yes
lola: produced by: preprocessing
lola: The net satisfies the property already in its initial state.
lola: 0 markings, 0 edges
lola: ========================================
lola: subprocess 9 will run for 3528 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: (((1 <= p56)) AND ((p123 <= 0)) AND ((1 <= p202)) AND ((p296 <= 0)))
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: (((1 <= p56)) AND ((p123 <= 0)) AND ((1 <= p202)) AND ((p296 <= 0)))
lola: processed formula length: 68
lola: 11 rewrites
lola: closed formula file CTLCardinality.xml
lola: processed formula with 4 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: Child process aborted or communication problem between parent and child process
lola: SUBRESULT
lola: result: unknown
lola: The Boolean predicate may be true or false.
lola: ========================================
lola: subprocess 9 will run for 3528 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: (A (G (A (F (((1 <= p561)))))) AND A (G ((((p125 <= 0)) OR ((1 <= p680))))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 9 will run for 3528 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (G ((((p125 <= 0)) OR ((1 <= p680)))))
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 ((((p125 <= 0)) OR ((1 <= p680)))))
lola: processed formula length: 41
lola: 13 rewrites
lola: closed formula file CTLCardinality.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: state equation task get result unparse finished++ id 0
lola: formula 0: (((1 <= p125)) AND ((p680 <= 0)))
lola: state equation task get result unparse finished id 0
lola: state equation: Generated DNF with 2 literals and 1 conjunctive subformulas
lola: SUBRESULT
lola: result: no
lola: produced by: state space
lola: The predicate is not invariant.
lola: 12 markings, 11 edges
lola: ========================================
lola: SUBRESULT
lola: result: no
lola: The Boolean predicate is false.
lola: ========================================
lola: ========================================
lola: ...considering subproblem: (A (G ((((p590 <= 0)) OR ((1 <= p665))))) OR ((((1 <= p56)) AND ((p123 <= 0)) AND ((1 <= p202)) AND ((p296 <= 0))) AND (E (G ((((p412 <= 0)) OR ((1 <= p267))))) OR (((p503 <= 0)) OR ((1 <= p609))))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: ========================================
lola: ...considering subproblem: (((p503 <= 0)) OR ((1 <= p609)))
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: rewrite Frontend/Parser/formula_rewrite.k:797
lola: processed formula: (((p503 <= 0)) OR ((1 <= p609)))
lola: processed formula length: 32
lola: 12 rewrites
lola: closed formula file CTLCardinality.xml
lola: processed formula with 2 atomic propositions
lola: RUNNING
lola: SUBRESULT
lola: result: yes
lola: produced by: preprocessing
lola: The net satisfies the property already in its initial state.
lola: 0 markings, 0 edges
lola: ========================================
lola: ========================================
lola: ...considering subproblem: (((1 <= p56)) AND ((p123 <= 0)) AND ((1 <= p202)) AND ((p296 <= 0)))
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: (((1 <= p56)) AND ((p123 <= 0)) AND ((1 <= p202)) AND ((p296 <= 0)))
lola: processed formula length: 68
lola: 11 rewrites
lola: closed formula file CTLCardinality.xml
lola: processed formula with 4 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: ========================================
lola: ...considering subproblem: A (G ((((p590 <= 0)) OR ((1 <= p665)))))
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 ((((p590 <= 0)) OR ((1 <= p665)))))
lola: processed formula length: 41
lola: 13 rewrites
lola: closed formula file CTLCardinality.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: state equation task get result unparse finished++ id 0
lola: formula 0: (((1 <= p590)) AND ((p665 <= 0)))
lola: state equation task get result unparse finished id 0
lola: state equation: Generated DNF with 2 literals and 1 conjunctive subformulas
lola: SUBRESULT
lola: result: no
lola: produced by: state space
lola: The predicate is not invariant.
lola: 439 markings, 438 edges
lola: ========================================
lola: SUBRESULT
lola: result: no
lola: The Boolean predicate is false.
lola: ========================================
lola: RESULT
lola:
SUMMARY: no yes no no yes no no yes yes no
lola:
preliminary result: no yes no no yes no no yes yes no
lola: memory consumption: 43244 KB
lola: time consumption: 42 seconds
lola: print data as JSON (--json)
lola: writing JSON to CTLCardinality.json
lola: closed JSON file CTLCardinality.json
rslt: finished
--------------------
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="ASLink-PT-01b"
export BK_EXAMINATION="CTLCardinality"
export BK_TOOL="itslola"
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 2-4028"
echo " Executing tool itslola"
echo " Input is ASLink-PT-01b, examination is CTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r166-smll-158987787100019"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/ASLink-PT-01b.tgz
mv ASLink-PT-01b execution
cd execution
if [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "UpperBounds" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] || [ "CTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "CTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLCardinality" != "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 "CTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "CTLCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLCardinality"
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 ;