fond
Model Checking Contest 2020
10th edition, Paris, France, June 23, 2020
Execution of r174-csrt-158987853700755
Last Updated
Jun 28, 2020

About the Execution of ITS-LoLa for PhaseVariation-PT-D02CS010

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
15743.790 3600000.00 27746.00 372.00 TFFTFFFTTFFFTFTT normal

Execution Chart

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

Trace from the execution

Formatting '/local/x2003239/mcc2020-input.r174-csrt-158987853700755.qcow2', fmt=qcow2 size=4294967296 backing_file=/local/x2003239/mcc2020-input.qcow2 encryption=off cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itslola
Input is PhaseVariation-PT-D02CS010, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r174-csrt-158987853700755
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 292K
-rw-r--r-- 1 mcc users 4.5K Apr 12 00:53 CTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Apr 12 00:53 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.5K Apr 10 23:57 CTLFireability.txt
-rw-r--r-- 1 mcc users 21K Apr 10 23:57 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 4.4K Apr 14 12:44 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Apr 28 14:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.2K Apr 14 12:44 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 28 14:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.1K Apr 10 08:27 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 18K Apr 10 08:27 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.3K Apr 9 13:05 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 23K Apr 9 13:05 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Apr 10 22:21 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Apr 10 22:21 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 equiv_col
-rw-r--r-- 1 mcc users 9 Mar 24 05:37 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 iscolored
-rw-r--r-- 1 mcc users 73K 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 PhaseVariation-PT-D02CS010-CTLCardinality-00
FORMULA_NAME PhaseVariation-PT-D02CS010-CTLCardinality-01
FORMULA_NAME PhaseVariation-PT-D02CS010-CTLCardinality-02
FORMULA_NAME PhaseVariation-PT-D02CS010-CTLCardinality-03
FORMULA_NAME PhaseVariation-PT-D02CS010-CTLCardinality-04
FORMULA_NAME PhaseVariation-PT-D02CS010-CTLCardinality-05
FORMULA_NAME PhaseVariation-PT-D02CS010-CTLCardinality-06
FORMULA_NAME PhaseVariation-PT-D02CS010-CTLCardinality-07
FORMULA_NAME PhaseVariation-PT-D02CS010-CTLCardinality-08
FORMULA_NAME PhaseVariation-PT-D02CS010-CTLCardinality-09
FORMULA_NAME PhaseVariation-PT-D02CS010-CTLCardinality-10
FORMULA_NAME PhaseVariation-PT-D02CS010-CTLCardinality-11
FORMULA_NAME PhaseVariation-PT-D02CS010-CTLCardinality-12
FORMULA_NAME PhaseVariation-PT-D02CS010-CTLCardinality-13
FORMULA_NAME PhaseVariation-PT-D02CS010-CTLCardinality-14
FORMULA_NAME PhaseVariation-PT-D02CS010-CTLCardinality-15

=== Now, execution of the tool begins

BK_START 1591167483677

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-03 06:58:05] [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]
[2020-06-03 06:58:05] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-03 06:58:05] [INFO ] Load time of PNML (sax parser for PT used): 68 ms
[2020-06-03 06:58:05] [INFO ] Transformed 14 places.
[2020-06-03 06:58:05] [INFO ] Transformed 65 transitions.
[2020-06-03 06:58:05] [INFO ] Parsed PT model containing 14 places and 65 transitions in 125 ms.
Parsed 16 properties from file /home/mcc/execution/CTLCardinality.xml in 18 ms.
Incomplete random walk after 100001 steps, including 5987 resets, run finished after 169 ms. (steps per millisecond=591 ) properties seen :[1, 1, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-06-03 06:58:06] [INFO ] Flow matrix only has 9 transitions (discarded 56 similar events)
// Phase 1: matrix 9 rows 14 cols
[2020-06-03 06:58:06] [INFO ] Computed 5 place invariants in 3 ms
[2020-06-03 06:58:06] [INFO ] [Real]Absence check using 5 positive place invariants in 17 ms returned sat
[2020-06-03 06:58:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 06:58:06] [INFO ] [Real]Absence check using state equation in 11 ms returned unsat
[2020-06-03 06:58:06] [INFO ] [Real]Absence check using 5 positive place invariants in 4 ms returned sat
[2020-06-03 06:58:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 06:58:06] [INFO ] [Real]Absence check using state equation in 5 ms returned unsat
[2020-06-03 06:58:06] [INFO ] [Real]Absence check using 5 positive place invariants in 4 ms returned unsat
[2020-06-03 06:58:06] [INFO ] [Real]Absence check using 5 positive place invariants in 4 ms returned sat
[2020-06-03 06:58:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 06:58:06] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2020-06-03 06:58:06] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 06:58:06] [INFO ] [Nat]Absence check using 5 positive place invariants in 10 ms returned sat
[2020-06-03 06:58:06] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 06:58:06] [INFO ] [Nat]Absence check using state equation in 3 ms returned unsat
Successfully simplified 4 atomic propositions for a total of 4 simplifications.
[2020-06-03 06:58:06] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
[2020-06-03 06:58:06] [INFO ] Flatten gal took : 46 ms
[2020-06-03 06:58:06] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
[2020-06-03 06:58:06] [INFO ] Flatten gal took : 17 ms
FORMULA PhaseVariation-PT-D02CS010-CTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2020-06-03 06:58:06] [INFO ] Export to MCC properties in file /home/mcc/execution/CTLCardinality.sr.xml took 2 ms.
[2020-06-03 06:58:06] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml took 3 ms.
info: Time: 3600 - MCC
vrfy: Checking CTLCardinality @ PhaseVariation-PT-D02CS010 @ 3570 seconds

FORMULA PhaseVariation-PT-D02CS010-CTLCardinality-02 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA PhaseVariation-PT-D02CS010-CTLCardinality-06 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA PhaseVariation-PT-D02CS010-CTLCardinality-09 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA PhaseVariation-PT-D02CS010-CTLCardinality-11 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA PhaseVariation-PT-D02CS010-CTLCardinality-15 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA PhaseVariation-PT-D02CS010-CTLCardinality-00 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA PhaseVariation-PT-D02CS010-CTLCardinality-05 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA PhaseVariation-PT-D02CS010-CTLCardinality-14 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA PhaseVariation-PT-D02CS010-CTLCardinality-12 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA PhaseVariation-PT-D02CS010-CTLCardinality-13 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA PhaseVariation-PT-D02CS010-CTLCardinality-07 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA PhaseVariation-PT-D02CS010-CTLCardinality-08 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA PhaseVariation-PT-D02CS010-CTLCardinality-03 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA PhaseVariation-PT-D02CS010-CTLCardinality-01 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA PhaseVariation-PT-D02CS010-CTLCardinality-10 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
vrfy: finished
info: timeLeft: 3567
rslt: Output for CTLCardinality @ PhaseVariation-PT-D02CS010

{
"build":
{
"architecture": 64,
"assertions": false,
"build_hostname": "mcc2019",
"build_system": "x86_64-unknown-linux-gnu",
"optimizations": true,
"package_version": "2.0",
"svn_version": "3189M"
},
"call":
{
"exec_host": "mcc2020",
"markinglimit": null,
"parameters":
[
"--pnmlnet",
"model.pnml",
"--xmlformula",
"--formula=CTLCardinality.xml",
"--mcc",
"--donotcomputecapacities",
"--encoder=simplecompressed",
"--check=modelchecking",
"--stubborn=tarjan",
"--stateequation=par",
"--quickchecks",
"--timelimit=3570",
"--localtimelimit=0",
"--preference=force_ctl",
"--json=CTLCardinality.json",
"--jsoninclude=formula,formulastat,net"
],
"starttime": "Wed Jun 3 06:58:06 2020
",
"timelimit": 3570
},
"child":
[

{
"call":
{
"dynamic_timelimit": true,
"localtimelimit": 237
},
"exit":
{
"localtimelimitreached": false
},
"formula":
{
"count":
{
"A": 1,
"E": 0,
"F": 0,
"G": 1,
"U": 0,
"X": 0,
"aconj": 0,
"adisj": 0,
"aneg": 0,
"comp": 1,
"cont": 0,
"dl": 0,
"fir": 0,
"nodl": 0,
"place_references": 1,
"taut": 0,
"tconj": 0,
"tdisj": 0,
"tneg": 0,
"transition_references": 0,
"unfir": 0,
"visible_places": 1,
"visible_transitions": 0
},
"processed": "A (G ((1 <= p12)))",
"processed_size": 18,
"rewrites": 16
},
"result":
{
"edges": 10,
"markings": 11,
"produced_by": "state space",
"value": false
},
"task":
{
"compoundnumber": 0,
"search":
{
"store":
{
"encoder": "simple compression",
"type": "prefix"
},
"stubborn":
{
"type": "reachability preserving/insertion"
},
"threads": 1,
"type": "dfs"
},
"stateequation":
{
"literals": 1,
"problems": 1
},
"type": "invariance",
"workflow": "stateequation||search"
}
},

{
"call":
{
"dynamic_timelimit": true,
"localtimelimit": 254
},
"exit":
{
"localtimelimitreached": false
},
"formula":
{
"count":
{
"A": 0,
"E": 0,
"F": 0,
"G": 0,
"U": 0,
"X": 0,
"aconj": 0,
"adisj": 0,
"aneg": 1,
"comp": 1,
"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": "(p1 + 1 <= p10)",
"processed_size": 15,
"rewrites": 17
},
"result":
{
"edges": 10,
"markings": 11,
"produced_by": "state space / EG",
"value": false
},
"task":
{
"compoundnumber": 1,
"search":
{
"store":
{
"encoder": "simple compression",
"type": "prefix"
},
"stubborn":
{
"type": "reachability preserving/insertion",
"visible": 29
},
"threads": 1,
"type": "dfs"
},
"type": "eventual_occurrence",
"workflow": "stateequation"
}
},

{
"call":
{
"dynamic_timelimit": true,
"localtimelimit": 274
},
"formula":
{
"count":
{
"A": 0,
"E": 0,
"F": 0,
"G": 0,
"U": 0,
"X": 0,
"aconj": 0,
"adisj": 0,
"aneg": 1,
"comp": 1,
"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": "(p7 <= p10)",
"processed_size": 11,
"rewrites": 17
},
"result":
{
"edges": 12,
"markings": 13,
"produced_by": "state space / EG",
"value": false
},
"task":
{
"compoundnumber": 2,
"search":
{
"store":
{
"encoder": "simple compression",
"type": "prefix"
},
"stubborn":
{
"type": "reachability preserving/insertion",
"visible": 29
},
"threads": 1,
"type": "dfs"
},
"type": "eventual_occurrence",
"workflow": "stateequation"
}
},

{
"call":
{
"dynamic_timelimit": true,
"localtimelimit": 297
},
"formula":
{
"count":
{
"A": 0,
"E": 0,
"F": 0,
"G": 0,
"U": 0,
"X": 0,
"aconj": 0,
"adisj": 0,
"aneg": 1,
"comp": 1,
"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": "(p10 + 1 <= p0)",
"processed_size": 15,
"rewrites": 18
},
"result":
{
"edges": 10,
"markings": 11,
"produced_by": "state space /EFEG",
"value": false
},
"task":
{
"compoundnumber": 3,
"search":
{
"store":
{
"encoder": "simple compression",
"type": "prefix"
},
"stubborn":
{
"type": "reachability preserving/insertion",
"visible": 8
},
"threads": 1,
"type": "dfs"
},
"type": "eventual_occurrence_from_all_states",
"workflow": "stateequation"
}
},

{
"call":
{
"dynamic_timelimit": true,
"localtimelimit": 324
},
"exit":
{
"localtimelimitreached": false
},
"formula":
{
"count":
{
"A": 0,
"E": 1,
"F": 0,
"G": 1,
"U": 0,
"X": 0,
"aconj": 0,
"adisj": 0,
"aneg": 0,
"comp": 1,
"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": "E (G ((p5 <= p7)))",
"processed_size": 18,
"rewrites": 15
},
"result":
{
"edges": 12,
"markings": 13,
"produced_by": "state space / EG",
"value": true
},
"task":
{
"compoundnumber": 4,
"search":
{
"store":
{
"encoder": "simple compression",
"type": "prefix"
},
"stubborn":
{
"type": "reachability preserving/insertion",
"visible": 28
},
"threads": 1,
"type": "dfs"
},
"stateequation":
{
"literals": 1,
"problems": 1
},
"type": "possible_preservation",
"workflow": "stateequation"
}
},

{
"call":
{
"dynamic_timelimit": true,
"localtimelimit": 356
},
"exit":
{
"localtimelimitreached": false
},
"formula":
{
"count":
{
"A": 0,
"E": 1,
"F": 0,
"G": 1,
"U": 0,
"X": 0,
"aconj": 0,
"adisj": 1,
"aneg": 0,
"comp": 2,
"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": 3,
"visible_transitions": 0
},
"processed": "E (G (((p7 <= p1) OR (p7 <= p11))))",
"processed_size": 36,
"rewrites": 15
},
"result":
{
"edges": 10,
"markings": 11,
"produced_by": "state space / EG",
"value": true
},
"task":
{
"compoundnumber": 5,
"search":
{
"store":
{
"encoder": "simple compression",
"type": "prefix"
},
"stubborn":
{
"type": "reachability preserving/insertion",
"visible": 34
},
"threads": 1,
"type": "dfs"
},
"stateequation":
{
"literals": 2,
"problems": 2
},
"type": "possible_preservation",
"workflow": "stateequation"
}
},

{
"call":
{
"dynamic_timelimit": true,
"localtimelimit": 396
},
"exit":
{
"localtimelimitreached": false
},
"formula":
{
"count":
{
"A": 0,
"E": 0,
"F": 0,
"G": 0,
"U": 0,
"X": 0,
"aconj": 0,
"adisj": 1,
"aneg": 1,
"comp": 2,
"cont": 0,
"dl": 0,
"fir": 0,
"nodl": 0,
"place_references": 3,
"taut": 0,
"tconj": 0,
"tdisj": 0,
"tneg": 0,
"transition_references": 0,
"unfir": 0,
"visible_places": 3,
"visible_transitions": 0
},
"processed": "((p10 + 1 <= p13) AND (p3 <= 2))",
"processed_size": 32,
"rewrites": 18
},
"result":
{
"edges": 10,
"markings": 11,
"produced_by": "state space /EFEG",
"value": false
},
"task":
{
"compoundnumber": 6,
"search":
{
"store":
{
"encoder": "simple compression",
"type": "prefix"
},
"stubborn":
{
"type": "reachability preserving/insertion",
"visible": 16
},
"threads": 1,
"type": "dfs"
},
"stateequation":
{
"literals": 2,
"problems": 2
},
"type": "eventual_occurrence_from_all_states",
"workflow": "stateequation"
}
},

{
"call":
{
"dynamic_timelimit": true,
"localtimelimit": 445
},
"exit":
{
"localtimelimitreached": false
},
"formula":
{
"count":
{
"A": 0,
"E": 0,
"F": 0,
"G": 0,
"U": 0,
"X": 0,
"aconj": 1,
"adisj": 1,
"aneg": 1,
"comp": 3,
"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": "((p2 + 1 <= p12) AND ((1 <= p8) OR (1 <= p11)))",
"processed_size": 48,
"rewrites": 17
},
"result":
{
"edges": 33236,
"markings": 1920,
"produced_by": "state space / EG",
"value": true
},
"task":
{
"compoundnumber": 7,
"search":
{
"store":
{
"encoder": "simple compression",
"type": "prefix"
},
"stubborn":
{
"type": "reachability preserving/insertion",
"visible": 65
},
"threads": 1,
"type": "dfs"
},
"stateequation":
{
"literals": 3,
"problems": 2
},
"type": "eventual_occurrence",
"workflow": "stateequation"
}
},

{
"call":
{
"dynamic_timelimit": true,
"localtimelimit": 509
},
"exit":
{
"localtimelimitreached": false
},
"formula":
{
"count":
{
"A": 0,
"E": 1,
"F": 0,
"G": 1,
"U": 0,
"X": 0,
"aconj": 1,
"adisj": 1,
"aneg": 1,
"comp": 4,
"cont": 0,
"dl": 0,
"fir": 0,
"nodl": 0,
"place_references": 8,
"taut": 0,
"tconj": 0,
"tdisj": 0,
"tneg": 0,
"transition_references": 0,
"unfir": 0,
"visible_places": 6,
"visible_transitions": 0
},
"processed": "E (G (((p3 + 1 <= p7) OR (p6 + 1 <= p9) OR ((p5 + 1 <= p3) AND (p3 + 1 <= p4)))))",
"processed_size": 83,
"rewrites": 15
},
"result":
{
"edges": 10,
"markings": 11,
"produced_by": "state space / EG",
"value": true
},
"task":
{
"compoundnumber": 8,
"search":
{
"store":
{
"encoder": "simple compression",
"type": "prefix"
},
"stubborn":
{
"type": "reachability preserving/insertion",
"visible": 58
},
"threads": 1,
"type": "dfs"
},
"stateequation":
{
"literals": 6,
"problems": 2
},
"type": "possible_preservation",
"workflow": "stateequation"
}
},

{
"call":
{
"dynamic_timelimit": true,
"localtimelimit": 594
},
"formula":
{
"count":
{
"A": 0,
"E": 0,
"F": 0,
"G": 0,
"U": 0,
"X": 0,
"aconj": 2,
"adisj": 1,
"aneg": 1,
"comp": 5,
"cont": 0,
"dl": 0,
"fir": 0,
"nodl": 0,
"place_references": 8,
"taut": 0,
"tconj": 0,
"tdisj": 0,
"tneg": 0,
"transition_references": 0,
"unfir": 0,
"visible_places": 6,
"visible_transitions": 0
},
"processed": "((p7 + 1 <= p8) OR ((p1 <= 0) AND (p13 <= 2) AND ((p6 + 1 <= p12) OR (p8 + 1 <= p1))))",
"processed_size": 88,
"rewrites": 17
},
"result":
{
"edges": 10,
"markings": 11,
"produced_by": "state space / EG",
"value": false
},
"task":
{
"compoundnumber": 9,
"search":
{
"store":
{
"encoder": "simple compression",
"type": "prefix"
},
"stubborn":
{
"type": "reachability preserving/insertion",
"visible": 65
},
"threads": 1,
"type": "dfs"
},
"stateequation":
{
"literals": 7,
"problems": 3
},
"type": "eventual_occurrence",
"workflow": "stateequation"
}
},

{
"call":
{
"dynamic_timelimit": true,
"localtimelimit": 713
},
"exit":
{
"localtimelimitreached": false
},
"formula":
{
"count":
{
"A": 0,
"E": 2,
"F": 1,
"G": 1,
"U": 0,
"X": 0,
"aconj": 0,
"adisj": 0,
"aneg": 0,
"comp": 2,
"cont": 0,
"dl": 0,
"fir": 0,
"nodl": 0,
"place_references": 3,
"taut": 0,
"tconj": 1,
"tdisj": 0,
"tneg": 0,
"transition_references": 0,
"unfir": 0,
"visible_places": 3,
"visible_transitions": 0
},
"processed": "EG((EF((p10 <= p4)) AND (p1 <= 1)))",
"processed_size": 35,
"rewrites": 16
},
"net":
{
"conflict_clusters": 1,
"singleton_clusters": 0
},
"result":
{
"edges": 26,
"markings": 11,
"produced_by": "CTL model checker",
"value": true
},
"task":
{
"compoundnumber": 10,
"search":
{
"store":
{
"encoder": "simple compression",
"type": "prefix"
},
"stubborn":
{
"type": "ctl preserving"
},
"type": "ctl model checker"
},
"type": "CTL"
}
},

{
"call":
{
"dynamic_timelimit": true,
"localtimelimit": 891
},
"child":
[

{
"call":
{
"dynamic_timelimit": true,
"localtimelimit": 891
},
"exit":
{
"localtimelimitreached": false
},
"formula":
{
"count":
{
"A": 0,
"E": 0,
"F": 0,
"G": 0,
"U": 0,
"X": 0,
"aconj": 0,
"adisj": 0,
"aneg": 0,
"comp": 1,
"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": "(p3 + 1 <= p11)",
"processed_size": 15,
"rewrites": 14
},
"result":
{
"edges": 0,
"markings": 0,
"produced_by": "preprocessing",
"value": true
},
"task":
{
"compoundnumber": 11,
"type": "initial_satisfaction",
"workflow": "preprocessing"
}
},

{
"call":
{
"dynamic_timelimit": true,
"localtimelimit": 1189
},
"exit":
{
"localtimelimitreached": false
},
"formula":
{
"count":
{
"A": 0,
"E": 1,
"F": 0,
"G": 0,
"U": 0,
"X": 0,
"aconj": 0,
"adisj": 0,
"aneg": 2,
"comp": 2,
"cont": 0,
"dl": 0,
"fir": 0,
"nodl": 0,
"place_references": 3,
"taut": 0,
"tconj": 0,
"tdisj": 0,
"tneg": 0,
"transition_references": 0,
"unfir": 0,
"visible_places": 2,
"visible_transitions": 0
},
"processed": "E (((p11 <= 1) R (p0 + 1 <= p11)))",
"processed_size": 34,
"rewrites": 17
},
"result":
{
"edges": 9,
"markings": 10,
"produced_by": "state space /ER",
"value": true
},
"task":
{
"compoundnumber": 12,
"search":
{
"store":
{
"encoder": "simple compression",
"type": "prefix"
},
"stubborn":
{
"type": "ltl",
"visible": 29
},
"threads": 1,
"type": "dfs"
},
"stateequation":
{
"literals": 1,
"problems": 1
},
"type": "existential_release",
"workflow": "stateequation"
}
}
],
"exit":
{
"localtimelimitreached": false
},
"result":
{
"produced_by": "boolean",
"value": true
},
"task":
{
"compoundnumber": 11,
"type": "boolean"
}
},

{
"call":
{
"dynamic_timelimit": true,
"localtimelimit": 1189
},
"exit":
{
"localtimelimitreached": false
},
"formula":
{
"count":
{
"A": 0,
"E": 0,
"F": 0,
"G": 0,
"U": 0,
"X": 0,
"aconj": 0,
"adisj": 0,
"aneg": 0,
"comp": 1,
"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": "(p11 <= p4)",
"processed_size": 11,
"rewrites": 17
},
"result":
{
"edges": 10,
"markings": 11,
"produced_by": "state space /EGEF",
"value": true
},
"task":
{
"compoundnumber": 12,
"search":
{
"store":
{
"encoder": "simple compression",
"type": "prefix"
},
"stubborn":
{
"type": "ctl preserving",
"visible": 8
},
"threads": 1,
"type": "dfs"
},
"type": "possible_preservation_of_reachability",
"workflow": "stateequation"
}
},

{
"call":
{
"dynamic_timelimit": true,
"localtimelimit": 1783
},
"child":
[

{
"call":
{
"dynamic_timelimit": true,
"localtimelimit": 1783
},
"exit":
{
"localtimelimitreached": false
},
"formula":
{
"count":
{
"A": 0,
"E": 0,
"F": 0,
"G": 0,
"U": 0,
"X": 0,
"aconj": 0,
"adisj": 0,
"aneg": 1,
"comp": 1,
"cont": 0,
"dl": 0,
"fir": 0,
"nodl": 0,
"place_references": 1,
"taut": 0,
"tconj": 0,
"tdisj": 0,
"tneg": 0,
"transition_references": 0,
"unfir": 0,
"visible_places": 1,
"visible_transitions": 0
},
"processed": "(p7 <= 0)",
"processed_size": 9,
"rewrites": 17
},
"result":
{
"edges": 12,
"markings": 13,
"produced_by": "state space / EG",
"value": false
},
"task":
{
"compoundnumber": 13,
"search":
{
"store":
{
"encoder": "simple compression",
"type": "prefix"
},
"stubborn":
{
"type": "reachability preserving/insertion",
"visible": 15
},
"threads": 1,
"type": "dfs"
},
"stateequation":
{
"literals": 1,
"problems": 1
},
"type": "eventual_occurrence",
"workflow": "stateequation"
}
}
],
"exit":
{
"localtimelimitreached": false
},
"result":
{
"produced_by": "boolean",
"value": false
},
"task":
{
"compoundnumber": 13,
"type": "boolean"
}
},

{
"call":
{
"dynamic_timelimit": true,
"localtimelimit": 3567
},
"child":
[

{
"call":
{
"dynamic_timelimit": true,
"localtimelimit": 3567
},
"exit":
{
"localtimelimitreached": false
},
"formula":
{
"count":
{
"A": 0,
"E": 0,
"F": 0,
"G": 0,
"U": 0,
"X": 0,
"aconj": 1,
"adisj": 0,
"aneg": 0,
"comp": 3,
"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": 3,
"visible_transitions": 0
},
"processed": "((p11 <= p7) AND (2 <= p8) AND (1 <= p7))",
"processed_size": 41,
"rewrites": 14
},
"result":
{
"edges": 0,
"markings": 0,
"produced_by": "preprocessing",
"value": false
},
"task":
{
"compoundnumber": 14,
"type": "initial_satisfaction",
"workflow": "preprocessing"
}
},

{
"call":
{
"dynamic_timelimit": true,
"localtimelimit": 1
},
"exit":
{
"localtimelimitreached": false
},
"formula":
{
"count":
{
"A": 0,
"E": 1,
"F": 1,
"G": 0,
"U": 0,
"X": 0,
"aconj": 0,
"adisj": 0,
"aneg": 0,
"comp": 1,
"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": "E (F ((p9 + 1 <= p11)))",
"processed_size": 23,
"rewrites": 15
},
"result":
{
"edges": 1,
"markings": 2,
"produced_by": "state space",
"value": true
},
"task":
{
"compoundnumber": 16,
"search":
{
"store":
{
"encoder": "simple compression",
"type": "prefix"
},
"stubborn":
{
"type": "reachability preserving/insertion"
},
"threads": 1,
"type": "dfs"
},
"stateequation":
{
"literals": 1,
"problems": 1
},
"type": "reachability",
"workflow": "stateequation||search"
}
},

{
"call":
{
"dynamic_timelimit": true,
"localtimelimit": 1
},
"exit":
{
"localtimelimitreached": false
},
"formula":
{
"count":
{
"A": 0,
"E": 0,
"F": 0,
"G": 0,
"U": 0,
"X": 0,
"aconj": 1,
"adisj": 1,
"aneg": 1,
"comp": 3,
"cont": 0,
"dl": 0,
"fir": 0,
"nodl": 0,
"place_references": 5,
"taut": 0,
"tconj": 0,
"tdisj": 0,
"tneg": 0,
"transition_references": 0,
"unfir": 0,
"visible_places": 4,
"visible_transitions": 0
},
"processed": "(((p0 + 1 <= p4) AND (p3 + 1 <= p8)) OR (p4 <= 0))",
"processed_size": 51,
"rewrites": 17
},
"result":
{
"edges": 10,
"markings": 11,
"produced_by": "state space / EG",
"value": false
},
"task":
{
"compoundnumber": 17,
"search":
{
"store":
{
"encoder": "simple compression",
"type": "prefix"
},
"stubborn":
{
"type": "reachability preserving/insertion",
"visible": 44
},
"threads": 1,
"type": "dfs"
},
"stateequation":
{
"literals": 4,
"problems": 2
},
"type": "eventual_occurrence",
"workflow": "stateequation"
}
}
],
"exit":
{
"localtimelimitreached": false
},
"result":
{
"produced_by": "boolean",
"value": false
},
"task":
{
"compoundnumber": 14,
"type": "boolean"
}
}
],
"exit":
{
"error": null,
"memory": 23860,
"runtime": 3.000000,
"signal": null,
"timelimitreached": false
},
"files":
{
"formula": "CTLCardinality.xml",
"net": "model.pnml"
},
"formula":
{
"skeleton": "E(G(**)) : (A(F(**)) AND **) : A(G(**)) : E(G(E(F(**)))) : A(G(A(F(**)))) : A(F(**)) : E(G((E(F(**)) AND **))) : (E((* R *)) AND **) : A(F(**)) : (A(F(**)) AND (E(F(**)) OR (A(G(**)) OR **))) : A(G(A(F(**)))) : E(G(*)) : A(F(**)) : A(F(**)) : E(G(**))"
},
"net":
{
"arcs": 443,
"conflict_clusters": 1,
"places": 14,
"places_significant": 9,
"singleton_clusters": 0,
"transitions": 65
},
"result":
{
"preliminary_value": "yes no no yes no no yes yes no no no yes no yes yes ",
"value": "yes no no yes no no yes yes no no no yes no yes yes "
},
"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: 79/268435456 symbol table entries, 0 collisions
lola: preprocessing...
lola: Size of bit vector: 448
lola: finding significant places
lola: 14 places, 65 transitions, 9 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: (p7 <= p13)
lola: atomic prop true by contained trap!
lola: E (G (((p7 <= p1) OR (p7 <= p11)))) : (A (F ((1 <= p7))) AND ((p3 <= 1) OR (p1 + 1 <= p7) OR ((p10 <= 2) AND ((p4 + 1 <= p7) OR (p2 <= 0))))) : A ((E (G ((1 <= 0))) U A (G ((1 <= p12))))) : E (G (E (F ((p11 <= p4))))) : A (G (A (F (((p13 <= p10) OR (3 <= p3)))))) : A (((0 <= 0) U (p10 <= p1))) : E (G ((E (F ((p10 <= p4))) AND (p1 <= 1)))) : (NOT(A (((2 <= p11) U (p11 <= p0)))) AND (p3 + 1 <= p11)) : A (F ((p10 + 1 <= p7))) : (A (F ((((p4 <= p0) OR (p8 <= p3)) AND (1 <= p4)))) AND ((E (F ((p9 + 1 <= p11))) OR A (G ((p9 <= p7)))) OR ((p11 <= p7) AND (2 <= p8) AND (1 <= p7)))) : A (G (A (F ((p0 <= p10))))) : NOT(A (F (((p7 <= p3) AND (p9 <= p6) AND ((p3 <= p5) OR (p4 <= p3)))))) : A (F (((p8 <= p7) AND ((1 <= p1) OR (3 <= p13) OR ((p12 <= p6) AND (p1 <= p8)))))) : A (F (((p12 <= p2) OR ((p8 <= 0) AND (p11 <= 0))))) : E (G ((p5 <= p7)))
lola: rewrite Frontend/Parser/formula_rewrite.k:98
lola: rewrite Frontend/Parser/formula_rewrite.k:163
lola: rewrite Frontend/Parser/formula_rewrite.k:148
lola: rewrite Frontend/Parser/formula_rewrite.k:184
lola: rewrite Frontend/Parser/formula_rewrite.k:100
lola: rewrite Frontend/Parser/formula_rewrite.k:169
lola: rewrite Frontend/Parser/formula_rewrite.k:323
lola: rewrite Frontend/Parser/formula_rewrite.k:338
lola: rewrite Frontend/Parser/formula_rewrite.k:297
lola: rewrite Frontend/Parser/formula_rewrite.k:297
lola: rewrite Frontend/Parser/formula_rewrite.k:254
lola: rewrite Frontend/Parser/formula_rewrite.k:323
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 237 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (G ((1 <= p12)))
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 ((1 <= p12)))
lola: processed formula length: 18
lola: 16 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: (p12 <= 0)
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
lola: The predicate is not invariant.
lola: 11 markings, 10 edges
lola: state equation: write sara problem file to CTLCardinality-0.sara
lola: ========================================
lola: subprocess 1 will run for 254 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (F ((p10 <= p1)))
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: (p1 + 1 <= p10)
lola: processed formula length: 15
lola: 17 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: SUBRESULT
lola: result: no
lola: produced by: state space / EG
lola: The predicate does not eventually occur.
lola: 11 markings, 10 edges
lola: ========================================
lola: subprocess 2 will run for 274 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (F ((p10 + 1 <= p7)))
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: (p7 <= p10)
lola: processed formula length: 11
lola: 17 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: SUBRESULT
lola: result: no
lola: produced by: state space / EG
lola: The predicate does not eventually occur.
lola: 13 markings, 12 edges
lola: ========================================
lola: subprocess 3 will run for 297 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (G (A (F ((p0 <= p10)))))
lola: ========================================
lola: SUBTASK
lola: checking eventual occurrence from all states
lola: rewrite Frontend/Parser/formula_rewrite.k:599
lola: rewrite Frontend/Parser/formula_rewrite.k:634
lola: rewrite Frontend/Parser/formula_rewrite.k:734
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: processed formula: (p10 + 1 <= p0)
lola: processed formula length: 15
lola: 18 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 /EFEG)
lola: state space: using reachability graph (EFEG 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: Planning: workflow for reachability check: stateequation (--findpath=off)
lola: built state equation task
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: state space /EFEG
lola: The predicate does not eventually occur from all states.
lola: 11 markings, 10 edges
lola: ========================================
lola: subprocess 4 will run for 324 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: E (G ((p5 <= p7)))
lola: ========================================
lola: SUBTASK
lola: checking possible preservation
lola: rewrite Frontend/Parser/formula_rewrite.k:583
lola: processed formula: E (G ((p5 <= p7)))
lola: processed formula length: 18
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 / 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: (p7 + 1 <= p5)
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: yes
lola: produced by: state space / EG
lola: The predicate is possibly preserved.
lola: 13 markings, 12 edges
lola: ========================================
lola: subprocess 5 will run for 356 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: E (G (((p7 <= p1) OR (p7 <= p11))))
lola: ========================================
lola: SUBTASK
lola: checking possible preservation
lola: rewrite Frontend/Parser/formula_rewrite.k:583
lola: processed formula: E (G (((p7 <= p1) OR (p7 <= p11))))
lola: processed formula length: 36
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 / 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: ((p1 + 1 <= p7) AND (p11 + 1 <= p7))
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: 11 markings, 10 edges
lola: ========================================
lola: subprocess 6 will run for 396 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (G (A (F (((p13 <= p10) OR (3 <= p3))))))
lola: ========================================
lola: SUBTASK
lola: checking eventual occurrence from all states
lola: rewrite Frontend/Parser/formula_rewrite.k:599
lola: rewrite Frontend/Parser/formula_rewrite.k:634
lola: rewrite Frontend/Parser/formula_rewrite.k:734
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: processed formula: ((p10 + 1 <= p13) AND (p3 <= 2))
lola: processed formula length: 32
lola: 18 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 /EFEG)
lola: state space: using reachability graph (EFEG 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: 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: SUBRESULT
lola: result: no
lola: produced by: state space /EFEG
lola: rewrite Frontend/Parser/formula_rewrite.k:700
lola: state equation task get result rewrite finished id 0
lola: state equation task get result started, id 1
lola: The predicate does not eventually occur from all states.
lola: 11 markings, 10 edges
lola: state equation task get result unparse finished++ id 0
lola: formula 0: ((p13 <= p10) OR (3 <= p3))
lola: state equation task get result unparse finished id 0
lola: state equation: Generated DNF with 2 literals and 2 conjunctive subformulas
lola: ========================================
lola: subprocess 7 will run for 445 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (F (((p12 <= p2) OR ((p8 <= 0) AND (p11 <= 0)))))
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: ((p2 + 1 <= p12) AND ((1 <= p8) OR (1 <= p11)))
lola: processed formula length: 48
lola: 17 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: ((p12 <= p2) OR ((p8 <= 0) AND (p11 <= 0)))
lola: state equation task get result unparse finished id 0
lola: state equation: Generated DNF with 3 literals and 2 conjunctive subformulas
lola: state equation: write sara problem file to CTLCardinality-7-0.sara
lola: state equation: calling and running sara
sara: try reading problem file CTLCardinality-7-0.sara.
lola: SUBRESULT
lola: result: yes
lola: produced by: state space / EG
lola: The predicate eventually occurs.
lola: 1920 markings, 33236 edges
lola: ========================================
lola: subprocess 8 will run for 509 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: E (G (((p3 + 1 <= p7) OR (p6 + 1 <= p9) OR ((p5 + 1 <= p3) AND (p3 + 1 <= p4)))))
lola: ========================================
lola: SUBTASK
lola: checking possible preservation
lola: rewrite Frontend/Parser/formula_rewrite.k:583
lola: processed formula: E (G (((p3 + 1 <= p7) OR (p6 + 1 <= p9) OR ((p5 + 1 <= p3) AND (p3 + 1 <= p4)))))
lola: processed formula length: 83
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 / 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:788
lola: state equation task get result rewrite finished id 0
lola: state equation task get result unparse finished++ id 0
lola: formula 0: ((p7 <= p3) AND (p9 <= p6) AND ((p3 <= p5) OR (p4 <= p3)))
lola: state equation task get result unparse finished id 0
lola: SUBRESULT
lola: result: yes
lola: produced by: state space / EG
lola: state equation: Generated DNF with 6 literals and 2 conjunctive subformulas
lola: The predicate is possibly preserved.
lola: 11 markings, 10 edges
lola: subprocess 9 will run for 594 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (F (((p8 <= p7) AND ((1 <= p1) OR (3 <= p13) OR ((p12 <= p6) AND (p1 <= p8))))))
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: ((p7 + 1 <= p8) OR ((p1 <= 0) AND (p13 <= 2) AND ((p6 + 1 <= p12) OR (p8 + 1 <= p1))))
lola: processed formula length: 88
lola: 17 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: state equation: write sara problem file to CTLCardinality-8-0.sara
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: ((p8 <= p7) AND ((1 <= p1) OR (3 <= p13) OR ((p12 <= p6) AND (p1 <= p8))))
lola: state equation task get result unparse finished id 0
lola: state equation: Generated DNF with 7 literals and 3 conjunctive subformulas
lola: state equation: write sara problem file to CTLCardinality-9-0.sara
lola: state equation: calling and running sara
lola: ========================================
lola: state equation: calling and running sara
lola: SUBRESULT
lola: result: no
lola: produced by: state space / EG
lola: The predicate does not eventually occur.
lola: 11 markings, 10 edges
lola: ========================================
lola: subprocess 10 will run for 713 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: E (G ((E (F ((p10 <= p4))) AND (p1 <= 1))))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: rewrite Frontend/Parser/formula_rewrite.k:806
lola: rewrite Frontend/Parser/formula_rewrite.k:808
sara: try reading problem file CTLCardinality-8-0.sara.
lola: processed formula: EG((EF((p10 <= p4)) AND (p1 <= 1)))
lola: processed formula length: 35
lola: 16 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: 11 markings, 26 edges
lola: ========================================
lola: subprocess 11 will run for 891 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: (E (((p11 <= 1) R (p0 + 1 <= p11))) AND (p3 + 1 <= p11))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 11 will run for 891 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: (p3 + 1 <= p11)
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: (p3 + 1 <= p11)
lola: processed formula length: 15
lola: 14 rewrites
sara: place or transition ordering is non-deterministic
lola: closed formula file CTLCardinality.xml
lola: processed formula with 1 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 12 will run for 1189 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: E (((p11 <= 1) R (p0 + 1 <= p11)))
lola: ========================================
lola: SUBTASK
lola: checking existential release
lola: rewrite Frontend/Parser/formula_rewrite.k:576
lola: rewrite Frontend/Parser/formula_rewrite.k:736
lola: rewrite Frontend/Parser/formula_rewrite.k:696
lola: processed formula: E (((p11 <= 1) R (p0 + 1 <= p11)))
lola: processed formula length: 34
lola: 17 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 /ER)
lola: state space: using reachability graph (ER version) (--search=depth)
lola: state space: using ltl 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:788
lola: state equation task get result rewrite finished id 0
lola: state equation task get result unparse finished++ id 0
lola: formula 0: (p11 <= p0)
lola: state equation task get result unparse finished id 0
lola: state equation: Generated DNF with 1 literals and 1 conjunctive subformulas
lola: 1
lola: SUBRESULT
lola: result: yes
lola: produced by: state space /ER
lola: There is a path where Predicate Phi releases Predicate Psi.
lola: 10 markings, 9 edges
lola: ========================================
lola: SUBRESULT
lola: result: yes
lola: The Boolean predicate is true.
lola: ========================================
lola: subprocess 12 will run for 1189 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: E (G (E (F ((p11 <= p4)))))
lola: ========================================
lola: SUBTASK
lola: checking possible preservation of reachability
lola: rewrite Frontend/Parser/formula_rewrite.k:593
lola: rewrite Frontend/Parser/formula_rewrite.k:628
lola: rewrite Frontend/Parser/formula_rewrite.k:731
lola: processed formula: (p11 <= p4)
lola: processed formula length: 11
lola: 17 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: SUBRESULT
lola: result: yes
lola: produced by: state space /EGEF
lola: Reachability of the predicate is possibly preserved.
lola: 11 markings, 10 edges
lola: ========================================
lola: subprocess 13 will run for 1783 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: (A (F ((1 <= p7))) AND ((p3 <= 1) OR (p1 + 1 <= p7) OR ((p10 <= 2) AND ((p4 + 1 <= p7) OR (p2 <= 0)))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 13 will run for 1783 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (F ((1 <= p7)))
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: (p7 <= 0)
lola: processed formula length: 9
lola: 17 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 <= p7)
lola: state equation task get result unparse finished id 0
lola: SUBRESULT
lola: result: no
lola: produced by: state space / EG
lola: state equation: Generated DNF with 1 literals and 1 conjunctive subformulas
lola: The predicate does not eventually occur.
lola: 13 markings, 12 edges
lola: ========================================
lola: SUBRESULT
lola: result: no
lola: The Boolean predicate is false.
lola: ========================================
lola: subprocess 14 will run for 3567 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: (A (F ((((p4 <= p0) OR (p8 <= p3)) AND (1 <= p4)))) AND (E (F ((p9 + 1 <= p11))) OR (A (G ((p9 <= p7))) OR ((p11 <= p7) AND (2 <= p8) AND (1 <= p7)))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 14 will run for 3567 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: ((p11 <= p7) AND (2 <= p8) AND (1 <= p7))
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: ((p11 <= p7) AND (2 <= p8) AND (1 <= p7))
lola: processed formula length: 41
lola: 14 rewrites
lola: closed formula file CTLCardinality.xml
lola: processed formula with 3 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: subprocess 16 will run for 1 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: E (F ((p9 + 1 <= p11)))
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 ((p9 + 1 <= p11)))
lola: processed formula length: 23
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)
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: SUBRESULT
lola: result: yes
lola: produced by: state space
lola: formula 0: (p9 + 1 <= p11)
lola: state equation task get result unparse finished id 0
lola: The predicate is reachable.
lola: state equation: Generated DNF with 1 literals and 1 conjunctive subformulas
lola: 2 markings, 1 edges
lola: ========================================
lola: subprocess 17 will run for 1 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (F ((((p4 <= p0) OR (p8 <= p3)) AND (1 <= p4))))
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: (((p0 + 1 <= p4) AND (p3 + 1 <= p8)) OR (p4 <= 0))
lola: processed formula length: 51
lola: 17 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: (((p4 <= p0) OR (p8 <= p3)) AND (1 <= p4))
lola: state equation task get result unparse finished id 0
lola: state equation: Generated DNF with 4 literals and 2 conjunctive subformulas
lola: SUBRESULT
lola: result: no
lola: produced by: state space / EG
lola: The predicate does not eventually occur.
lola: 11 markings, 10 edges
lola: ========================================
lola: SUBRESULT
lola: result: no
lola: The Boolean predicate is false.
lola: ========================================
lola: RESULT
lola:
SUMMARY: yes no no yes no no yes yes no no no yes no yes yes
lola:
preliminary result: yes no no yes no no yes yes no no no yes no yes yes
lola: memory consumption: 23860 KB
lola: time consumption: 3 seconds
lola: print data as JSON (--json)
lola: writing JSON to CTLCardinality.json
lola: closed JSON file CTLCardinality.json
rslt: finished
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16427332 kB
MemFree: 16126948 kB
After kill :
MemTotal: 16427332 kB
MemFree: 16126752 kB

--------------------
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="PhaseVariation-PT-D02CS010"
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 PhaseVariation-PT-D02CS010, 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 r174-csrt-158987853700755"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PhaseVariation-PT-D02CS010.tgz
mv PhaseVariation-PT-D02CS010 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 '' CTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;