fond
Model Checking Contest 2019
9th edition, Prague, Czech Republic, April 7, 2019 (TOOLympics)
Execution of r093-smll-155246584000133
Last Updated
Apr 15, 2019

About the Execution of LoLA for LamportFastMutEx-COL-3

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
4320.960 5548.00 5225.00 47.40 TFTFFFTFFFFFFFFT normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2019-input.r093-smll-155246584000133.qcow2', fmt=qcow2 size=4294967296 backing_file='/data/fkordon/mcc2019-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
.......................
=====================================================================
Generated by BenchKit 2-3957
Executing tool lola
Input is LamportFastMutEx-COL-3, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r093-smll-155246584000133
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 208K
-rw-r--r-- 1 mcc users 3.7K Feb 11 22:44 CTLCardinality.txt
-rw-r--r-- 1 mcc users 21K Feb 11 22:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 3.1K Feb 7 23:32 CTLFireability.txt
-rw-r--r-- 1 mcc users 21K Feb 7 23:32 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 10 17:31 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K Mar 10 17:31 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 109 Feb 24 15:05 GlobalProperties.txt
-rw-r--r-- 1 mcc users 347 Feb 24 15:05 GlobalProperties.xml
-rw-r--r-- 1 mcc users 2.6K Feb 5 00:10 LTLCardinality.txt
-rw-r--r-- 1 mcc users 12K Feb 5 00:10 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K Feb 4 22:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 7.9K Feb 4 22:36 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Feb 4 06:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 18K Feb 4 06:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Jan 31 23:51 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 15K Jan 31 23:51 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 4 22:21 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 4 22:21 UpperBounds.xml

-rw-r--r-- 1 mcc users 5 Jan 29 09:34 equiv_pt
-rw-r--r-- 1 mcc users 2 Jan 29 09:34 instance
-rw-r--r-- 1 mcc users 5 Jan 29 09:34 iscolored
-rw-r--r-- 1 mcc users 39K Mar 10 17:31 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME LamportFastMutEx-COL-3-LTLFireability-00
FORMULA_NAME LamportFastMutEx-COL-3-LTLFireability-01
FORMULA_NAME LamportFastMutEx-COL-3-LTLFireability-02
FORMULA_NAME LamportFastMutEx-COL-3-LTLFireability-03
FORMULA_NAME LamportFastMutEx-COL-3-LTLFireability-04
FORMULA_NAME LamportFastMutEx-COL-3-LTLFireability-05
FORMULA_NAME LamportFastMutEx-COL-3-LTLFireability-06
FORMULA_NAME LamportFastMutEx-COL-3-LTLFireability-07
FORMULA_NAME LamportFastMutEx-COL-3-LTLFireability-08
FORMULA_NAME LamportFastMutEx-COL-3-LTLFireability-09
FORMULA_NAME LamportFastMutEx-COL-3-LTLFireability-10
FORMULA_NAME LamportFastMutEx-COL-3-LTLFireability-11
FORMULA_NAME LamportFastMutEx-COL-3-LTLFireability-12
FORMULA_NAME LamportFastMutEx-COL-3-LTLFireability-13
FORMULA_NAME LamportFastMutEx-COL-3-LTLFireability-14
FORMULA_NAME LamportFastMutEx-COL-3-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1552759071801

info: Time: 3600 - MCC
vrfy: Checking LTLFireability @ LamportFastMutEx-COL-3 @ 3570 seconds

FORMULA LamportFastMutEx-COL-3-LTLFireability-00 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA LamportFastMutEx-COL-3-LTLFireability-07 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA LamportFastMutEx-COL-3-LTLFireability-08 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA LamportFastMutEx-COL-3-LTLFireability-05 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA LamportFastMutEx-COL-3-LTLFireability-01 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA LamportFastMutEx-COL-3-LTLFireability-02 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA LamportFastMutEx-COL-3-LTLFireability-09 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA LamportFastMutEx-COL-3-LTLFireability-10 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA LamportFastMutEx-COL-3-LTLFireability-15 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA LamportFastMutEx-COL-3-LTLFireability-06 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA LamportFastMutEx-COL-3-LTLFireability-04 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA LamportFastMutEx-COL-3-LTLFireability-14 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA LamportFastMutEx-COL-3-LTLFireability-03 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA LamportFastMutEx-COL-3-LTLFireability-11 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA LamportFastMutEx-COL-3-LTLFireability-13 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA LamportFastMutEx-COL-3-LTLFireability-12 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
vrfy: finished
info: timeLeft: 3564
rslt: Output for LTLFireability @ LamportFastMutEx-COL-3

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"processed": "A (G (F ((FIREABLE(t16) OR FIREABLE(t17) OR FIREABLE(t18) OR FIREABLE(t19)))))",
"processed_size": 81,
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"result":
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{
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"result":
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"task":
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},

{
"call":
{
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"localtimelimit": 891
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"exit":
{
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"formula":
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},
"processed": "A (F (G ((FIREABLE(t12) OR FIREABLE(t13) OR FIREABLE(t14) OR FIREABLE(t15)))))",
"processed_size": 81,
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"result":
{
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"task":
{
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{
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{
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{
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"formula":
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"processed": "A (F ((F (G ((FIREABLE(t68) OR FIREABLE(t69) OR FIREABLE(t70) OR FIREABLE(t71) OR FIREABLE(t72) OR FIREABLE(t73) OR FIREABLE(t74) OR FIREABLE(t75)))) AND G (((FIREABLE(t68) OR FIREABLE(t69) OR FIREABLE(t70) OR FIREABLE(t71) OR FIREABLE(t72) OR FIREABLE(t73) OR FIREABLE(t74) OR FIREABLE(t75)) OR G ((FIREABLE(t68) OR FIREABLE(t69) OR FIREABLE(t70) OR FIREABLE(t71) OR FIREABLE(t72) OR FIREABLE(t73) OR FIREABLE(t74) OR FIREABLE(t75))))))))",
"processed_size": 460,
"rewrites": 18
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"result":
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"task":
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"search":
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{
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"type": "LTL",
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},

{
"call":
{
"dynamic_timelimit": true,
"localtimelimit": 1782
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"exit":
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"formula":
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},
"processed": "A (G (F ((FIREABLE(t56) OR FIREABLE(t57) OR FIREABLE(t58) OR FIREABLE(t59) OR FIREABLE(t60) OR FIREABLE(t61) OR FIREABLE(t62) OR FIREABLE(t63) OR FIREABLE(t64) OR FIREABLE(t65) OR FIREABLE(t66) OR FIREABLE(t67)))))",
"processed_size": 225,
"rewrites": 18
},
"result":
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"edges": 48,
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"produced_by": "LTL model checker",
"value": false
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"task":
{
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"compoundnumber": 14,
"search":
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"store":
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"stubborn":
{
"type": "ltl preserving/insertion"
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"type": "product automaton/dfs"
},
"type": "LTL",
"workflow": "product automaton"
}
},

{
"call":
{
"dynamic_timelimit": true,
"localtimelimit": 3564
},
"exit":
{
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},
"formula":
{
"count":
{
"A": 1,
"E": 0,
"F": 0,
"G": 1,
"U": 1,
"X": 0,
"aconj": 0,
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},
"processed": "A (((FIREABLE(t140) OR FIREABLE(t141) OR FIREABLE(t142) OR FIREABLE(t143) OR FIREABLE(t144) OR FIREABLE(t145) OR FIREABLE(t146) OR FIREABLE(t147) OR FIREABLE(t148) OR FIREABLE(t149) OR FIREABLE(t150) OR FIREABLE(t151) OR FIREABLE(t152) OR FIREABLE(t153) OR FIREABLE(t154) OR FIREABLE(t155)) U G ((FIREABLE(t12) OR FIREABLE(t13) OR FIREABLE(t14) OR FIREABLE(t15)))))",
"processed_size": 383,
"rewrites": 18
},
"result":
{
"edges": 10,
"markings": 10,
"produced_by": "LTL model checker",
"value": false
},
"task":
{
"buchi":
{
"states": 4
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"compoundnumber": 15,
"search":
{
"store":
{
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"stubborn":
{
"type": "ltl preserving/insertion"
},
"type": "product automaton/dfs"
},
"type": "LTL",
"workflow": "product automaton"
}
}
],
"exit":
{
"error": null,
"memory": 70224,
"runtime": 6.000000,
"signal": null,
"timelimitreached": false
},
"files":
{
"formula": "LTLFireability.xml",
"net": "model.pnml"
},
"formula":
{
"skeleton": "** : A(X(F(**))) : A(X(X(F(**)))) : A(F(G(**))) : A(G(F(**))) : A(X(**)) : A(F(**)) : ** : ** : A(X(**)) : (A(G(F(**))) AND A(G((X(X(**)) OR **)))) : A(F((F(G(**)) AND G((** OR G(**)))))) : A((** U G(**))) : A(G(F(**))) : A(F(G(**))) : A(X(X(F(**))))"
},
"net":
{
"arcs": 664,
"conflict_clusters": 11,
"places": 100,
"places_significant": 74,
"singleton_clusters": 0,
"transitions": 156
},
"result":
{
"preliminary_value": "yes no yes no no no yes no no no no no no no no yes ",
"value": "yes no yes no no no yes no no no no no no no no 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 High-Level net
lola: Places: 100, Transitions: 156
lola: @ trans T-setbi_24
lola: @ trans T-fordo_12
lola: @ trans T-awaity
lola: @ trans T-yeqi_15
lola: @ trans T-setbi_11
lola: @ trans T-await_13
lola: @ trans T-ynei_15
lola: @ trans T-yne0_4
lola: @ trans T-setbi_5
lola: @ trans T-sety0_23
lola: @ trans T-xeqi_10
lola: @ trans T-sety_9
lola: @ trans T-xnei_10
lola: @ trans T-yeq0_4
lola: @ trans T-setbi_2
lola: @ trans T-forod_13
lola: @ trans T-setx_3
lola: finished unfolding
lola: finished parsing
lola: closed net file model.pnml
lola: 256/268435456 symbol table entries, 0 collisions
lola: preprocessing...
lola: Size of bit vector: 100
lola: finding significant places
lola: 100 places, 156 transitions, 74 significant places
lola: compute conflict clusters
lola: computed conflict clusters
lola: Computing conflicting sets
lola: Computing back conflicting sets
lola: TASK
lola: Reading formula in XML format (--xmlformula)
lola: reading pnml
lola: reading formula from LTLFireability.xml
lola: A ((FIREABLE(t128) OR FIREABLE(t129) OR FIREABLE(t130) OR FIREABLE(t131) OR FIREABLE(t132) OR FIREABLE(t133) OR FIREABLE(t134) OR FIREABLE(t135))) : A (X (F (F ((FIREABLE(t28) OR FIREABLE(t29) OR FIREABLE(t30) OR FIREABLE(t31) OR FIREABLE(t32) OR FIREABLE(t33) OR FIREABLE(t34) OR FIREABLE(t35) OR FIREABLE(t36) OR FIREABLE(t37) OR FIREABLE(t38) OR FIREABLE(t39) OR FIREABLE(t40) OR FIREABLE(t41) OR FIREABLE(t42) OR FIREABLE(t43)))))) : A (X (X (F ((FIREABLE(t0) OR FIREABLE(t1) OR FIREABLE(t2) OR FIREABLE(t3) OR FIREABLE(t4) OR FIREABLE(t5) OR FIREABLE(t6) OR FIREABLE(t7)))))) : A (F (G ((FIREABLE(t12) OR FIREABLE(t13) OR FIREABLE(t14) OR FIREABLE(t15))))) : A (G (X (F (((FIREABLE(t112) OR FIREABLE(t113) OR FIREABLE(t114) OR FIREABLE(t115) OR FIREABLE(t116) OR FIREABLE(t117) OR FIREABLE(t118) OR FIREABLE(t119) OR FIREABLE(t120) OR FIREABLE(t121) OR FIREABLE(t122) OR FIREABLE(t123)) U (FIREABLE(t16) OR FIREABLE(t17) OR FIREABLE(t18) OR FIREABLE(t19))))))) : A (X ((FIREABLE(t68) OR FIREABLE(t69) OR FIREABLE(t70) OR FIREABLE(t71) OR FIREABLE(t72) OR FIREABLE(t73) OR FIREABLE(t74) OR FIREABLE(t75)))) : A (F ((FIREABLE(t124) OR FIREABLE(t125) OR FIREABLE(t126) OR FIREABLE(t127)))) : A ((FIREABLE(t20) OR FIREABLE(t21) OR FIREABLE(t22) OR FIREABLE(t23) OR FIREABLE(t24) OR FIREABLE(t25) OR FIREABLE(t26) OR FIREABLE(t27))) : A ((FIREABLE(t12) OR FIREABLE(t13) OR FIREABLE(t14) OR FIREABLE(t15))) : A (X ((FIREABLE(t68) OR FIREABLE(t69) OR FIREABLE(t70) OR FIREABLE(t71) OR FIREABLE(t72) OR FIREABLE(t73) OR FIREABLE(t74) OR FIREABLE(t75)))) : A (G ((X (X ((FIREABLE(t68) OR FIREABLE(t69) OR FIREABLE(t70) OR FIREABLE(t71) OR FIREABLE(t72) OR FIREABLE(t73) OR FIREABLE(t74) OR FIREABLE(t75)))) U (FIREABLE(t92) OR FIREABLE(t93) OR FIREABLE(t94) OR FIREABLE(t95))))) : A (F (G (((FIREABLE(t68) OR FIREABLE(t69) OR FIREABLE(t70) OR FIREABLE(t71) OR FIREABLE(t72) OR FIREABLE(t73) OR FIREABLE(t74) OR FIREABLE(t75)) U G ((FIREABLE(t68) OR FIREABLE(t69) OR FIREABLE(t70) OR FIREABLE(t71) OR FIREABLE(t72) OR FIREABLE(t73) OR FIREABLE(t74) OR FIREABLE(t75))))))) : A (((FIREABLE(t140) OR FIREABLE(t141) OR FIREABLE(t142) OR FIREABLE(t143) OR FIREABLE(t144) OR FIREABLE(t145) OR FIREABLE(t146) OR FIREABLE(t147) OR FIREABLE(t148) OR FIREABLE(t149) OR FIREABLE(t150) OR FIREABLE(t151) OR FIREABLE(t152) OR FIREABLE(t153) OR FIREABLE(t154) OR FIREABLE(t155)) U G (G ((FIREABLE(t12) OR FIREABLE(t13) OR FIREABLE(t14) OR FIREABLE(t15)))))) : A (G (F ((FIREABLE(t56) OR FIREABLE(t57) OR FIREABLE(t58) OR FIREABLE(t59) OR FIREABLE(t60) OR FIREABLE(t61) OR FIREABLE(t62) OR FIREABLE(t63) OR FIREABLE(t64) OR FIREABLE(t65) OR FIREABLE(t66) OR FIREABLE(t67))))) : A ((X (X (F ((FIREABLE(t44) OR FIREABLE(t45) OR FIREABLE(t46) OR FIREABLE(t47) OR FIREABLE(t48) OR FIREABLE(t49) OR FIREABLE(t50) OR FIREABLE(t51) OR FIREABLE(t52) OR FIREABLE(t53) OR FIREABLE(t54) OR FIREABLE(t55))))) U F (G (G ((FIREABLE(t124) OR FIREABLE(t125) OR FIREABLE(t126) OR FIREABLE(t127))))))) : A (F ((((FIREABLE(t124) OR FIREABLE(t125) OR FIREABLE(t126) OR FIREABLE(t127)) U (FIREABLE(t92) OR FIREABLE(t93) OR FIREABLE(t94) OR FIREABLE(t95))) U X (X ((FIREABLE(t0) OR FIREABLE(t1) OR FIREABLE(t2) OR FIREABLE(t3) OR FIREABLE(t4) OR FIREABLE(t5) OR FIREABLE(t6) OR FIREABLE(t7)))))))
lola: rewrite Frontend/Parser/formula_rewrite.k:151
lola: rewrite Frontend/Parser/formula_rewrite.k:347
lola: rewrite Frontend/Parser/formula_rewrite.k:434
lola: rewrite Frontend/Parser/formula_rewrite.k:353
lola: rewrite Frontend/Parser/formula_rewrite.k:377
lola: rewrite Frontend/Parser/formula_rewrite.k:151
lola: rewrite Frontend/Parser/formula_rewrite.k:151
lola: rewrite Frontend/Parser/formula_rewrite.k:437
lola: rewrite Frontend/Parser/formula_rewrite.k:522
lola: rewrite Frontend/Parser/formula_rewrite.k:545
lola: rewrite Frontend/Parser/formula_rewrite.k:437
lola: rewrite Frontend/Parser/formula_rewrite.k:374
lola: rewrite Frontend/Parser/formula_rewrite.k:350
lola: rewrite Frontend/Parser/formula_rewrite.k:350
lola: rewrite Frontend/Parser/formula_rewrite.k:422
lola: rewrite Frontend/Parser/formula_rewrite.k:434
lola: rewrite Frontend/Parser/formula_rewrite.k:356
lola: rewrite Frontend/Parser/formula_rewrite.k:356
lola: computing a collection of formulas
lola: RUNNING
lola: subprocess 0 will run for 222 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: (FIREABLE(t128) OR FIREABLE(t129) OR FIREABLE(t130) OR FIREABLE(t131) OR FIREABLE(t132) OR FIREABLE(t133) OR FIREABLE(t134) OR FIREABLE(t135))
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: (FIREABLE(t128) OR FIREABLE(t129) OR FIREABLE(t130) OR FIREABLE(t131) OR FIREABLE(t132) OR FIREABLE(t133) OR FIREABLE(t134) OR FIREABLE(t135))
lola: processed formula length: 149
lola: 18 rewrites
lola: closed formula file LTLFireability.xml
lola: processed formula with 0 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 237 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: (FIREABLE(t20) OR FIREABLE(t21) OR FIREABLE(t22) OR FIREABLE(t23) OR FIREABLE(t24) OR FIREABLE(t25) OR FIREABLE(t26) OR FIREABLE(t27))
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: (FIREABLE(t20) OR FIREABLE(t21) OR FIREABLE(t22) OR FIREABLE(t23) OR FIREABLE(t24) OR FIREABLE(t25) OR FIREABLE(t26) OR FIREABLE(t27))
lola: processed formula length: 141
lola: 18 rewrites
lola: closed formula file LTLFireability.xml
lola: processed formula with 0 atomic propositions
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: preprocessing
lola: The net violates the given property already in its initial state.
lola: 0 markings, 0 edges
lola: ========================================
lola: subprocess 2 will run for 254 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: (FIREABLE(t12) OR FIREABLE(t13) OR FIREABLE(t14) OR FIREABLE(t15))
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: (FIREABLE(t12) OR FIREABLE(t13) OR FIREABLE(t14) OR FIREABLE(t15))
lola: processed formula length: 69
lola: 18 rewrites
lola: closed formula file LTLFireability.xml
lola: processed formula with 0 atomic propositions
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: preprocessing
lola: The net violates the given property already in its initial state.
lola: 0 markings, 0 edges
lola: ========================================
lola: subprocess 3 will run for 274 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (X ((FIREABLE(t68) OR FIREABLE(t69) OR FIREABLE(t70) OR FIREABLE(t71) OR FIREABLE(t72) OR FIREABLE(t73) OR FIREABLE(t74) OR FIREABLE(t75))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (X ((FIREABLE(t68) OR FIREABLE(t69) OR FIREABLE(t70) OR FIREABLE(t71) OR FIREABLE(t72) OR FIREABLE(t73) OR FIREABLE(t74) OR FIREABLE(t75))))
lola: processed formula length: 149
lola: 18 rewrites
lola: closed formula file LTLFireability.xml
lola: the resulting Büchi automaton has 3 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
lola: Formula contains X operator; stubborn sets not applicable
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: LTL model checker
lola: The net does not satisfy the given formula (language of the product automaton is nonempty).
lola: 31 markings, 31 edges
lola: ========================================
lola: subprocess 4 will run for 297 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (X (F ((FIREABLE(t28) OR FIREABLE(t29) OR FIREABLE(t30) OR FIREABLE(t31) OR FIREABLE(t32) OR FIREABLE(t33) OR FIREABLE(t34) OR FIREABLE(t35) OR FIREABLE(t36) OR FIREABLE(t37) OR FIREABLE(t38) OR FIREABLE(t39) OR FIREABLE(t40) OR FIREABLE(t41) OR FIREABLE(t42) OR FIREABLE(t43)))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (X (F ((FIREABLE(t28) OR FIREABLE(t29) OR FIREABLE(t30) OR FIREABLE(t31) OR FIREABLE(t32) OR FIREABLE(t33) OR FIREABLE(t34) OR FIREABLE(t35) OR FIREABLE(t36) OR FIREABLE(t37) OR FIREABLE(t38) OR FIREABLE(t39) OR FIREABLE(t40) OR FIREABLE(t41) OR FIREABLE(t42) OR FIREABLE(t43)))))
lola: processed formula length: 297
lola: 18 rewrites
lola: closed formula file LTLFireability.xml
lola: the resulting Büchi automaton has 2 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
lola: Formula contains X operator; stubborn sets not applicable
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: LTL model checker
lola: The net does not satisfy the given formula (language of the product automaton is nonempty).
lola: 27 markings, 27 edges
lola: ========================================
lola: subprocess 5 will run for 324 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (X (X (F ((FIREABLE(t0) OR FIREABLE(t1) OR FIREABLE(t2) OR FIREABLE(t3) OR FIREABLE(t4) OR FIREABLE(t5) OR FIREABLE(t6) OR FIREABLE(t7))))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (X (X (F ((FIREABLE(t0) OR FIREABLE(t1) OR FIREABLE(t2) OR FIREABLE(t3) OR FIREABLE(t4) OR FIREABLE(t5) OR FIREABLE(t6) OR FIREABLE(t7))))))
lola: processed formula length: 149
lola: 18 rewrites
lola: closed formula file LTLFireability.xml
lola: the resulting Büchi automaton has 3 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
lola: Formula contains X operator; stubborn sets not applicable
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: yes
lola: produced by: LTL model checker
lola: The net satisfies the given formula (language of the product automaton is empty).
lola: 6563 markings, 15720 edges
lola: ========================================
lola: subprocess 6 will run for 356 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (X ((FIREABLE(t68) OR FIREABLE(t69) OR FIREABLE(t70) OR FIREABLE(t71) OR FIREABLE(t72) OR FIREABLE(t73) OR FIREABLE(t74) OR FIREABLE(t75))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (X ((FIREABLE(t68) OR FIREABLE(t69) OR FIREABLE(t70) OR FIREABLE(t71) OR FIREABLE(t72) OR FIREABLE(t73) OR FIREABLE(t74) OR FIREABLE(t75))))
lola: processed formula length: 149
lola: 18 rewrites
lola: closed formula file LTLFireability.xml
lola: the resulting Büchi automaton has 3 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
lola: Formula contains X operator; stubborn sets not applicable
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: LTL model checker
lola: The net does not satisfy the given formula (language of the product automaton is nonempty).
lola: 31 markings, 31 edges
lola: ========================================
lola: subprocess 7 will run for 396 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: (A (G (F ((FIREABLE(t92) OR FIREABLE(t93) OR FIREABLE(t94) OR FIREABLE(t95))))) AND A (G ((X (X ((FIREABLE(t68) OR FIREABLE(t69) OR FIREABLE(t70) OR FIREABLE(t71) OR FIREABLE(t72) OR FIREABLE(t73) OR FIREABLE(t74) OR FIREABLE(t75)))) OR (FIREABLE(t92) OR FIREABLE(t93) OR FIREABLE(t94) OR FIREABLE(t95))))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 7 will run for 396 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (G (F ((FIREABLE(t92) OR FIREABLE(t93) OR FIREABLE(t94) OR FIREABLE(t95)))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (G (F ((FIREABLE(t92) OR FIREABLE(t93) OR FIREABLE(t94) OR FIREABLE(t95)))))
lola: processed formula length: 81
lola: 18 rewrites
lola: closed formula file LTLFireability.xml
lola: the resulting Büchi automaton has 2 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: using ltl preserving stubborn set method with deletion algorithm (--stubborn=deletion)
lola: using ltl preserving stubborn set method with insertion algorithm(--stubborn=tarjan)
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: LTL model checker
lola: The net does not satisfy the given formula (language of the product automaton is nonempty).
lola: 185 markings, 290 edges
lola: ========================================
lola: SUBRESULT
lola: result: no
lola: The Boolean predicate is false.
lola: ========================================
lola: subprocess 8 will run for 445 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (X (X (F ((FIREABLE(t0) OR FIREABLE(t1) OR FIREABLE(t2) OR FIREABLE(t3) OR FIREABLE(t4) OR FIREABLE(t5) OR FIREABLE(t6) OR FIREABLE(t7))))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (X (X (F ((FIREABLE(t0) OR FIREABLE(t1) OR FIREABLE(t2) OR FIREABLE(t3) OR FIREABLE(t4) OR FIREABLE(t5) OR FIREABLE(t6) OR FIREABLE(t7))))))
lola: processed formula length: 149
lola: 18 rewrites
lola: closed formula file LTLFireability.xml
lola: the resulting Büchi automaton has 3 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
lola: Formula contains X operator; stubborn sets not applicable
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: yes
lola: produced by: LTL model checker
lola: The net satisfies the given formula (language of the product automaton is empty).
lola: 6563 markings, 15720 edges
lola: ========================================
lola: subprocess 9 will run for 509 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (F ((FIREABLE(t124) OR FIREABLE(t125) OR FIREABLE(t126) OR FIREABLE(t127))))
lola: ========================================
lola: SUBTASK
lola: checking eventual occurrence
lola: rewrite Frontend/Parser/formula_rewrite.k:749
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: processed formula: (NOT FIREABLE(t124) AND NOT FIREABLE(t125) AND NOT FIREABLE(t126) AND NOT FIREABLE(t127))
lola: processed formula length: 89
lola: 20 rewrites
lola: closed formula file LTLFireability.xml
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: SEARCH (state space / EG)
lola: state space: using search routine for EG formula (--search=depth)
lola: state space: using EG preserving stubborn set method (--stubborn=tarjan)
lola: RUNNING
lola: SUBRESULT
lola: result: yes
lola: produced by: state space / EG
lola: The predicate eventually occurs.
lola: 8 markings, 12 edges
lola: ========================================
lola: subprocess 10 will run for 594 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (G (F ((FIREABLE(t16) OR FIREABLE(t17) OR FIREABLE(t18) OR FIREABLE(t19)))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (G (F ((FIREABLE(t16) OR FIREABLE(t17) OR FIREABLE(t18) OR FIREABLE(t19)))))
lola: processed formula length: 81
lola: 18 rewrites
lola: closed formula file LTLFireability.xml
lola: the resulting Büchi automaton has 2 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: using ltl preserving stubborn set method with deletion algorithm (--stubborn=deletion)
lola: using ltl preserving stubborn set method with insertion algorithm(--stubborn=tarjan)
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: LTL model checker
lola: The net does not satisfy the given formula (language of the product automaton is nonempty).
lola: 97 markings, 97 edges
lola: ========================================
lola: subprocess 11 will run for 712 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (F (G ((FIREABLE(t124) OR FIREABLE(t125) OR FIREABLE(t126) OR FIREABLE(t127)))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (F (G ((FIREABLE(t124) OR FIREABLE(t125) OR FIREABLE(t126) OR FIREABLE(t127)))))
lola: processed formula length: 85
lola: 18 rewrites
lola: closed formula file LTLFireability.xml
lola: the resulting Büchi automaton has 2 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: using ltl preserving stubborn set method with deletion algorithm (--stubborn=deletion)
lola: using ltl preserving stubborn set method with insertion algorithm(--stubborn=tarjan)
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: LTL model checker
lola: The net does not satisfy the given formula (language of the product automaton is nonempty).
lola: 49 markings, 50 edges
lola: ========================================
lola: subprocess 12 will run for 891 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (F (G ((FIREABLE(t12) OR FIREABLE(t13) OR FIREABLE(t14) OR FIREABLE(t15)))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (F (G ((FIREABLE(t12) OR FIREABLE(t13) OR FIREABLE(t14) OR FIREABLE(t15)))))
lola: processed formula length: 81
lola: 18 rewrites
lola: closed formula file LTLFireability.xml
lola: the resulting Büchi automaton has 2 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: using ltl preserving stubborn set method with deletion algorithm (--stubborn=deletion)
lola: using ltl preserving stubborn set method with insertion algorithm(--stubborn=tarjan)
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: LTL model checker
lola: The net does not satisfy the given formula (language of the product automaton is nonempty).
lola: 122 markings, 124 edges
lola: ========================================
lola: subprocess 13 will run for 1188 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (F ((F (G ((FIREABLE(t68) OR FIREABLE(t69) OR FIREABLE(t70) OR FIREABLE(t71) OR FIREABLE(t72) OR FIREABLE(t73) OR FIREABLE(t74) OR FIREABLE(t75)))) AND G (((FIREABLE(t68) OR FIREABLE(t69) OR FIREABLE(t70) OR FIREABLE(t71) OR FIREABLE(t72) OR FIREABLE(t73) OR FIREABLE(t74) OR FIREABLE(t75)) OR G ((FIREABLE(t68) OR FIREABLE(t69) OR FIREABLE(t70) OR FIREABLE(t71) OR FIREABLE(t72) ... (shortened)
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (F ((F (G ((FIREABLE(t68) OR FIREABLE(t69) OR FIREABLE(t70) OR FIREABLE(t71) OR FIREABLE(t72) OR FIREABLE(t73) OR FIREABLE(t74) OR FIREABLE(t75)))) AND G (((FIREABLE(t68) OR FIREABLE(t69) OR FIREABLE(t70) OR FIREABLE(t71) OR FIREABLE(t72) OR FIREABLE(t73) OR FIREABLE(t74) OR FIREABLE(t75)) OR G ((FIREABLE(t68) OR FIREABLE(t69) OR FIREABLE(t70) OR FIREABLE(t71) OR FIREABLE(t72) ... (shortened)
lola: processed formula length: 460
lola: 18 rewrites
lola: closed formula file LTLFireability.xml
lola: the resulting Büchi automaton has 16 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: using ltl preserving stubborn set method with deletion algorithm (--stubborn=deletion)
lola: using ltl preserving stubborn set method with insertion algorithm(--stubborn=tarjan)
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: LTL model checker
lola: The net does not satisfy the given formula (language of the product automaton is nonempty).
lola: 30 markings, 30 edges
lola: ========================================
lola: subprocess 14 will run for 1782 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (G (F ((FIREABLE(t56) OR FIREABLE(t57) OR FIREABLE(t58) OR FIREABLE(t59) OR FIREABLE(t60) OR FIREABLE(t61) OR FIREABLE(t62) OR FIREABLE(t63) OR FIREABLE(t64) OR FIREABLE(t65) OR FIREABLE(t66) OR FIREABLE(t67)))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (G (F ((FIREABLE(t56) OR FIREABLE(t57) OR FIREABLE(t58) OR FIREABLE(t59) OR FIREABLE(t60) OR FIREABLE(t61) OR FIREABLE(t62) OR FIREABLE(t63) OR FIREABLE(t64) OR FIREABLE(t65) OR FIREABLE(t66) OR FIREABLE(t67)))))
lola: processed formula length: 225
lola: 18 rewrites
lola: closed formula file LTLFireability.xml
lola: the resulting Büchi automaton has 2 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: using ltl preserving stubborn set method with deletion algorithm (--stubborn=deletion)
lola: using ltl preserving stubborn set method with insertion algorithm(--stubborn=tarjan)
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: LTL model checker
lola: The net does not satisfy the given formula (language of the product automaton is nonempty).
lola: 48 markings, 48 edges
lola: ========================================
lola: subprocess 15 will run for 3564 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (((FIREABLE(t140) OR FIREABLE(t141) OR FIREABLE(t142) OR FIREABLE(t143) OR FIREABLE(t144) OR FIREABLE(t145) OR FIREABLE(t146) OR FIREABLE(t147) OR FIREABLE(t148) OR FIREABLE(t149) OR FIREABLE(t150) OR FIREABLE(t151) OR FIREABLE(t152) OR FIREABLE(t153) OR FIREABLE(t154) OR FIREABLE(t155)) U G ((FIREABLE(t12) OR FIREABLE(t13) OR FIREABLE(t14) OR FIREABLE(t15)))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (((FIREABLE(t140) OR FIREABLE(t141) OR FIREABLE(t142) OR FIREABLE(t143) OR FIREABLE(t144) OR FIREABLE(t145) OR FIREABLE(t146) OR FIREABLE(t147) OR FIREABLE(t148) OR FIREABLE(t149) OR FIREABLE(t150) OR FIREABLE(t151) OR FIREABLE(t152) OR FIREABLE(t153) OR FIREABLE(t154) OR FIREABLE(t155)) U G ((FIREABLE(t12) OR FIREABLE(t13) OR FIREABLE(t14) OR FIREABLE(t15)))))
lola: processed formula length: 383
lola: 18 rewrites
lola: closed formula file LTLFireability.xml
lola: the resulting Büchi automaton has 4 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: using ltl preserving stubborn set method with deletion algorithm (--stubborn=deletion)
lola: using ltl preserving stubborn set method with insertion algorithm(--stubborn=tarjan)
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: LTL model checker
lola: The net does not satisfy the given formula (language of the product automaton is nonempty).
lola: 10 markings, 10 edges
lola: ========================================
lola: RESULT
lola:
SUMMARY: yes no yes no no no yes no no no no no no no no yes
lola:
preliminary result: yes no yes no no no yes no no no no no no no no yes
lola: memory consumption: 70224 KB
lola: time consumption: 6 seconds
lola: print data as JSON (--json)
lola: writing JSON to LTLFireability.json
lola: closed JSON file LTLFireability.json
rslt: finished

BK_STOP 1552759077349

--------------------
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="LamportFastMutEx-COL-3"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="lola"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-3957"
echo " Executing tool lola"
echo " Input is LamportFastMutEx-COL-3, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r093-smll-155246584000133"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LamportFastMutEx-COL-3.tgz
mv LamportFastMutEx-COL-3 execution
cd execution
if [ "LTLFireability" = "GlobalProperties" ] ; then
rm -f GenericPropertiesVerdict.xml
fi
if [ "LTLFireability" = "UpperBounds" ] ; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;