fond
Model Checking Contest 2018
8th edition, Bratislava, Slovakia, June 26, 2018
Execution of r160-smll-152705512600214
Last Updated
June 26, 2018

About the Execution of LoLA for SwimmingPool-PT-01

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
170.320 1919.00 2177.00 37.70 TTTFFTTTTTFTFTFT normal

Execution Chart

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

Trace from the execution

Waiting for the VM to be ready (probing ssh)
...................
/home/mcc/execution
total 180K
-rw-r--r-- 1 mcc users 3.8K May 15 18:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 21K May 15 18:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 15 18:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 14K May 15 18:54 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K May 15 18:50 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.8K May 15 18:50 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 2.5K May 15 18:54 LTLCardinality.txt
-rw-r--r-- 1 mcc users 11K May 15 18:54 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.8K May 15 18:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 7.9K May 15 18:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.1K May 15 18:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 22K May 15 18:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 109 May 15 18:54 ReachabilityDeadlock.txt
-rw-r--r-- 1 mcc users 347 May 15 18:54 ReachabilityDeadlock.xml
-rw-r--r-- 1 mcc users 3.4K May 15 18:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 24K May 15 18:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 15 18:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 15 18:54 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 15 18:50 equiv_col
-rw-r--r-- 1 mcc users 3 May 15 18:50 instance
-rw-r--r-- 1 mcc users 6 May 15 18:50 iscolored
-rw-r--r-- 1 mcc users 3.9K May 15 18:50 model.pnml
=====================================================================
Generated by BenchKit 2-3637
Executing tool lola
Input is SwimmingPool-PT-01, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r160-smll-152705512600214
=====================================================================


--------------------
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 SwimmingPool-PT-01-CTLFireability-00
FORMULA_NAME SwimmingPool-PT-01-CTLFireability-01
FORMULA_NAME SwimmingPool-PT-01-CTLFireability-02
FORMULA_NAME SwimmingPool-PT-01-CTLFireability-03
FORMULA_NAME SwimmingPool-PT-01-CTLFireability-04
FORMULA_NAME SwimmingPool-PT-01-CTLFireability-05
FORMULA_NAME SwimmingPool-PT-01-CTLFireability-06
FORMULA_NAME SwimmingPool-PT-01-CTLFireability-07
FORMULA_NAME SwimmingPool-PT-01-CTLFireability-08
FORMULA_NAME SwimmingPool-PT-01-CTLFireability-09
FORMULA_NAME SwimmingPool-PT-01-CTLFireability-10
FORMULA_NAME SwimmingPool-PT-01-CTLFireability-11
FORMULA_NAME SwimmingPool-PT-01-CTLFireability-12
FORMULA_NAME SwimmingPool-PT-01-CTLFireability-13
FORMULA_NAME SwimmingPool-PT-01-CTLFireability-14
FORMULA_NAME SwimmingPool-PT-01-CTLFireability-15

=== Now, execution of the tool begins

BK_START 1527294107704

info: Time: 3600 - MCC
===========================================================================================
prep: translating SwimmingPool-PT-01 Petri net model.pnml into LoLA format
===========================================================================================
prep: translating PT Petri net complete
prep: check for too many tokens
===========================================================================================
prep: translating SwimmingPool-PT-01 formula CTLFireability into LoLA format
===========================================================================================
prep: translating PT formula complete
vrfy: Checking CTLFireability @ SwimmingPool-PT-01 @ 3570 seconds
lola: LoLA will run for 3570 seconds at most (--timelimit)
lola: NET
lola: reading net from model.pnml.lola
lola: finished parsing
lola: closed net file model.pnml.lola
lola: 16/65536 symbol table entries, 0 collisions
lola: preprocessing...
lola: Size of bit vector: 288
lola: finding significant places
lola: 9 places, 7 transitions, 6 significant places
lola: computing forward-conflicting sets
lola: computing back-conflicting sets
lola: 9 transition conflict sets
lola: TASK
lola: reading formula from SwimmingPool-PT-01-CTLFireability.task
lola: A (G (E (F ((NOT FIREABLE(GetK2) OR NOT FIREABLE(RBag)))))) : A ((E (F (FIREABLE(GetB))) U FIREABLE(RBag))) : (E (((FIREABLE(RelK) OR FIREABLE(RBag) OR FIREABLE(RKey) OR FIREABLE(Enter)) U FIREABLE(RelK))) AND A (((NOT FIREABLE(GetK2)) U A (F (FIREABLE(RelK)))))) : NOT((FIREABLE(GetK) OR A (F (FIREABLE(RBag))))) : ((E (G ((NOT FIREABLE(RelK) AND NOT FIREABLE(GetK2)))) OR NOT(A (F ((FIREABLE(RKey)))))) OR A (G ((FIREABLE(GetK2) OR NOT FIREABLE(GetK) OR ((FIREABLE(GetK) OR FIREABLE(RelK)) AND NOT FIREABLE(RelK)))))) : (A (F (E (G (FIREABLE(RBag))))) OR A (F (A ((FIREABLE(RBag) U FIREABLE(GetK2)))))) : (NOT FIREABLE(GetK) AND A (F (FIREABLE(RelK)))) : A (G (E (F (FIREABLE(GetK2))))) : A (G (A (F ((NOT FIREABLE(GetK2) OR FIREABLE(GetB)))))) : A (G (A (F (E (F (FIREABLE(GetK2))))))) : E (G (NOT FIREABLE(RelK))) : (FIREABLE(RKey) OR A (G (E (F (FIREABLE(Enter)))))) : ((A (X ((NOT FIREABLE(RKey) AND NOT FIREABLE(RelK)))) AND NOT(E ((FIREABLE(RKey) U FIREABLE(RKey))))) AND A (F ((FIREABLE(GetB) AND E (X (FIREABLE(Enter))))))) : A (F (FIREABLE(RBag))) : E (G ((A (F ((FIREABLE(GetB) AND FIREABLE(Enter)))) OR A ((FIREABLE(GetK) U FIREABLE(RelK)))))) : ((A (G (E (F (FIREABLE(RBag))))) AND (E (X (NOT FIREABLE(RelK))) OR FIREABLE(Enter))) OR FIREABLE(RKey))
lola: rewrite Frontend/Parser/formula_rewrite.k:470
lola: rewrite Frontend/Parser/formula_rewrite.k:318
lola: rewrite Frontend/Parser/formula_rewrite.k:297
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: rewrite Frontend/Parser/formula_rewrite.k:323
lola: rewrite Frontend/Parser/formula_rewrite.k:332
lola: rewrite Frontend/Parser/formula_rewrite.k:297
lola: rewrite Frontend/Parser/formula_rewrite.k:254
lola: rewrite Frontend/Parser/formula_rewrite.k:440
lola: rewrite Frontend/Parser/formula_rewrite.k:449
lola: rewrite Frontend/Parser/formula_rewrite.k:416
lola: rewrite Frontend/Parser/formula_rewrite.k:148
lola: rewrite Frontend/Parser/formula_rewrite.k:297
lola: rewrite Frontend/Parser/formula_rewrite.k:251
lola: computing a collection of formulas
lola: RUNNING
lola: subprocess 0 will run for 223 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: (A (X ((NOT FIREABLE(RKey) AND NOT FIREABLE(RelK)))) AND (NOT FIREABLE(RKey) AND A (F ((FIREABLE(GetB) AND E (X (FIREABLE(Enter))))))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 0 will run for 223 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: NOT FIREABLE(RKey)
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: NOT FIREABLE(RKey)
lola: processed formula length: 18
lola: 16 rewrites
lola: closed formula file SwimmingPool-PT-01-CTLFireability.task
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 238 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (X ((NOT FIREABLE(RKey) AND NOT FIREABLE(RelK))))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: rewrite Frontend/Parser/formula_rewrite.k:734
lola: processed formula: AX((NOT FIREABLE(RKey) AND NOT FIREABLE(RelK)))
lola: processed formula length: 47
lola: 17 rewrites
lola: closed formula file SwimmingPool-PT-01-CTLFireability.task
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 0 significant temporal operators and needs 0 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: 0 markings, 0 edges
lola: ========================================
lola: subprocess 2 will run for 255 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (F ((FIREABLE(GetB) AND E (X (FIREABLE(Enter))))))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:732
lola: processed formula: A(TRUE U (FIREABLE(GetB) AND EX(FIREABLE(Enter))))
lola: processed formula length: 50
lola: 18 rewrites
lola: closed formula file SwimmingPool-PT-01-CTLFireability.task
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 1 significant temporal operators and needs 5 bytes of payload
lola: Ignoring fairness constraints (--fair).
lola: SUBRESULT
lola: result: no
lola: produced by: CTL model checker
lola: The net does not satisfy the given formula.
lola: 46 markings, 46 edges
lola: SUBRESULT
lola: result: no
lola: The Boolean predicate is false.
lola: ========================================
lola: ========================================

FORMULA SwimmingPool-PT-01-CTLFireability-12 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: subprocess 1 will run for 238 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: ((A (G (E (F (FIREABLE(RBag))))) AND (E (X (NOT FIREABLE(RelK))) OR FIREABLE(Enter))) OR FIREABLE(RKey))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 1 will run for 238 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: FIREABLE(Enter)
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: FIREABLE(Enter)
lola: processed formula length: 15
lola: 16 rewrites
lola: closed formula file SwimmingPool-PT-01-CTLFireability.task
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 2 will run for 255 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: FIREABLE(RKey)
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: FIREABLE(RKey)
lola: processed formula length: 14
lola: 16 rewrites
lola: closed formula file SwimmingPool-PT-01-CTLFireability.task
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 (G (E (F (FIREABLE(RBag)))))
lola: ========================================
lola: SUBTASK
lola: checking liveness
lola: AGEF init
lola: rewrite Frontend/Parser/formula_rewrite.k:617
lola: processed formula: FIREABLE(RBag)
lola: processed formula length: 14
lola: 17 rewrites
lola: closed formula file SwimmingPool-PT-01-CTLFireability.task
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using tscc preserving stubborn set method (--stubborn)
lola: RUNNING
lola: SUBRESULT
lola: result: yes
lola: produced by: tscc_search
lola: The predicate is live.
lola: 83414 markings, 362405 edges
lola: ========================================
lola: SUBRESULT
lola: result: yes
lola: The Boolean predicate is true.
lola: ========================================

FORMULA SwimmingPool-PT-01-CTLFireability-15 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: subprocess 2 will run for 254 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: E (G (NOT FIREABLE(RelK)))
lola: ========================================
lola: SUBTASK
lola: checking possible preservation
lola: processed formula: E (G (NOT FIREABLE(RelK)))
lola: processed formula length: 26
lola: 16 rewrites
lola: closed formula file SwimmingPool-PT-01-CTLFireability.task
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: SEARCH (state space / EG)
lola: state space: using search routine for EG formula (--search=depth)
lola: state space: using EG preserving stubborn set method (--stubborn=tarjan)
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: state space / EG
lola: The predicate is not possibly preserved.
lola: 31 markings, 30 edges
lola: ========================================

FORMULA SwimmingPool-PT-01-CTLFireability-10 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: subprocess 3 will run for 274 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (G (E (F (FIREABLE(GetK2)))))
lola: ========================================
lola: SUBTASK
lola: checking liveness
lola: AGEF init
lola: rewrite Frontend/Parser/formula_rewrite.k:617
lola: processed formula: FIREABLE(GetK2)
lola: processed formula length: 15
lola: 17 rewrites
lola: closed formula file SwimmingPool-PT-01-CTLFireability.task
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using tscc preserving stubborn set method (--stubborn)
lola: RUNNING
lola: SUBRESULT
lola: result: yes
lola: produced by: tscc_search
lola: The predicate is live.
lola: 85509 markings, 373321 edges
lola: ========================================

FORMULA SwimmingPool-PT-01-CTLFireability-7 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: subprocess 4 will run for 297 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (F (FIREABLE(RBag)))
lola: ========================================
lola: SUBTASK
lola: checking eventual occurrence
lola: rewrite Frontend/Parser/formula_rewrite.k:659
lola: rewrite Frontend/Parser/formula_rewrite.k:694
lola: processed formula: NOT FIREABLE(RBag)
lola: processed formula length: 18
lola: 18 rewrites
lola: closed formula file SwimmingPool-PT-01-CTLFireability.task
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: 71 markings, 70 edges
lola: ========================================

FORMULA SwimmingPool-PT-01-CTLFireability-13 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: subprocess 5 will run for 324 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (G (E (F (FIREABLE(GetK2)))))
lola: ========================================
lola: SUBTASK
lola: checking liveness
lola: AGEF init
lola: rewrite Frontend/Parser/formula_rewrite.k:617
lola: processed formula: FIREABLE(GetK2)
lola: processed formula length: 15
lola: 17 rewrites
lola: closed formula file SwimmingPool-PT-01-CTLFireability.task
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using tscc preserving stubborn set method (--stubborn)
lola: RUNNING
lola: SUBRESULT
lola: result: yes
lola: produced by: tscc_search
lola: The predicate is live.
lola: 85509 markings, 373321 edges
lola: ========================================

FORMULA SwimmingPool-PT-01-CTLFireability-9 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: subprocess 6 will run for 356 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (G (A (F ((NOT FIREABLE(GetK2) OR FIREABLE(GetB))))))
lola: ========================================
lola: SUBTASK
lola: checking eventual occurrence in all states
lola: rewrite Frontend/Parser/formula_rewrite.k:644
lola: rewrite Frontend/Parser/formula_rewrite.k:694
lola: processed formula: (FIREABLE(GetK2) AND NOT FIREABLE(GetB))
lola: processed formula length: 40
lola: 18 rewrites
lola: closed formula file SwimmingPool-PT-01-CTLFireability.task
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: RUNNING
lola: SUBRESULT
lola: result: yes
lola: produced by: state space /EFEG
lola: The predicate eventually occurs from all states.
lola: 745 markings, 1019 edges
lola: ========================================

FORMULA SwimmingPool-PT-01-CTLFireability-8 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: subprocess 7 will run for 396 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (G (E (F ((NOT FIREABLE(GetK2) OR NOT FIREABLE(RBag))))))
lola: ========================================
lola: SUBTASK
lola: checking liveness
lola: AGEF init
lola: rewrite Frontend/Parser/formula_rewrite.k:617
lola: processed formula: (NOT FIREABLE(GetK2) OR NOT FIREABLE(RBag))
lola: processed formula length: 44
lola: 17 rewrites
lola: closed formula file SwimmingPool-PT-01-CTLFireability.task
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using tscc preserving stubborn set method (--stubborn)
lola: RUNNING
lola: SUBRESULT
lola: result: yes
lola: produced by: tscc_search
lola: The predicate is live.
lola: 89621 markings, 340572 edges
lola: ========================================

FORMULA SwimmingPool-PT-01-CTLFireability-0 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: subprocess 8 will run for 446 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A ((E (F (FIREABLE(GetB))) U FIREABLE(RBag)))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: rewrite Frontend/Parser/formula_rewrite.k:719
lola: rewrite Frontend/Parser/formula_rewrite.k:739
lola: processed formula: A(E(TRUE U FIREABLE(GetB)) U FIREABLE(RBag))
lola: processed formula length: 44
lola: 18 rewrites
lola: closed formula file SwimmingPool-PT-01-CTLFireability.task
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: 21941 markings, 47972 edges

FORMULA SwimmingPool-PT-01-CTLFireability-1 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: ========================================
lola: subprocess 9 will run for 509 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: E (G ((A (F ((FIREABLE(GetB) AND FIREABLE(Enter)))) OR A ((FIREABLE(GetK) U FIREABLE(RelK))))))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: rewrite Frontend/Parser/formula_rewrite.k:732
lola: rewrite Frontend/Parser/formula_rewrite.k:739
lola: rewrite Frontend/Parser/formula_rewrite.k:724
lola: rewrite Frontend/Parser/formula_rewrite.k:318
lola: processed formula: NOT(A(TRUE U (NOT(A(TRUE U (FIREABLE(GetB) AND FIREABLE(Enter)))) AND NOT(A(FIREABLE(GetK) U FIREABLE(RelK))))))
lola: processed formula length: 112
lola: 20 rewrites
lola: closed formula file SwimmingPool-PT-01-CTLFireability.task
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 3 significant temporal operators and needs 13 bytes of payload
lola: Ignoring fairness constraints (--fair).
lola: SUBRESULT
lola: result: no
lola: produced by: CTL model checker
lola: The net does not satisfy the given formula.
lola: 46 markings, 48 edges

FORMULA SwimmingPool-PT-01-CTLFireability-14 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: ========================================
lola: subprocess 10 will run for 594 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: (NOT FIREABLE(GetK) AND E (G (NOT FIREABLE(RBag))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 10 will run for 594 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: NOT FIREABLE(GetK)
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: NOT FIREABLE(GetK)
lola: processed formula length: 18
lola: 16 rewrites
lola: closed formula file SwimmingPool-PT-01-CTLFireability.task
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 11 will run for 713 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: E (G (NOT FIREABLE(RBag)))
lola: ========================================
lola: SUBTASK
lola: checking possible preservation
lola: processed formula: E (G (NOT FIREABLE(RBag)))
lola: processed formula length: 26
lola: 16 rewrites
lola: closed formula file SwimmingPool-PT-01-CTLFireability.task
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: SEARCH (state space / EG)
lola: state space: using search routine for EG formula (--search=depth)
lola: state space: using EG preserving stubborn set method (--stubborn=tarjan)
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: state space / EG
lola: The predicate is not possibly preserved.
lola: 71 markings, 70 edges
lola: ========================================
lola: SUBRESULT
lola: result: no
lola: The Boolean predicate is false.
lola: ========================================

FORMULA SwimmingPool-PT-01-CTLFireability-3 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: subprocess 11 will run for 713 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: (NOT FIREABLE(GetK) AND A (F (FIREABLE(RelK))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 11 will run for 713 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: NOT FIREABLE(GetK)
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: NOT FIREABLE(GetK)
lola: processed formula length: 18
lola: 16 rewrites
lola: closed formula file SwimmingPool-PT-01-CTLFireability.task
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 12 will run for 892 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (F (FIREABLE(RelK)))
lola: ========================================
lola: SUBTASK
lola: checking eventual occurrence
lola: rewrite Frontend/Parser/formula_rewrite.k:659
lola: rewrite Frontend/Parser/formula_rewrite.k:694
lola: processed formula: NOT FIREABLE(RelK)
lola: processed formula length: 18
lola: 18 rewrites
lola: closed formula file SwimmingPool-PT-01-CTLFireability.task
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: 31 markings, 30 edges
lola: ========================================
lola: SUBRESULT
lola: result: yes
lola: The Boolean predicate is true.
lola: ========================================

FORMULA SwimmingPool-PT-01-CTLFireability-6 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: subprocess 12 will run for 892 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: (FIREABLE(RKey) OR A (G (E (F (FIREABLE(Enter))))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 12 will run for 892 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: FIREABLE(RKey)
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: FIREABLE(RKey)
lola: processed formula length: 14
lola: 16 rewrites
lola: closed formula file SwimmingPool-PT-01-CTLFireability.task
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 13 will run for 1189 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (G (E (F (FIREABLE(Enter)))))
lola: ========================================
lola: SUBTASK
lola: checking liveness
lola: AGEF init
lola: rewrite Frontend/Parser/formula_rewrite.k:617
lola: processed formula: FIREABLE(Enter)
lola: processed formula length: 15
lola: 17 rewrites
lola: closed formula file SwimmingPool-PT-01-CTLFireability.task
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using tscc preserving stubborn set method (--stubborn)
lola: RUNNING
lola: SUBRESULT
lola: result: yes
lola: produced by: tscc_search
lola: The predicate is live.
lola: 89266 markings, 413559 edges
lola: ========================================
lola: SUBRESULT
lola: result: yes
lola: The Boolean predicate is true.
lola: ========================================

FORMULA SwimmingPool-PT-01-CTLFireability-11 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: subprocess 13 will run for 1189 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: (E (((FIREABLE(RelK) OR FIREABLE(RBag) OR FIREABLE(RKey) OR FIREABLE(Enter)) U FIREABLE(RelK))) AND A (F (FIREABLE(RelK))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 13 will run for 1189 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (F (FIREABLE(RelK)))
lola: ========================================
lola: SUBTASK
lola: checking eventual occurrence
lola: rewrite Frontend/Parser/formula_rewrite.k:659
lola: rewrite Frontend/Parser/formula_rewrite.k:694
lola: processed formula: NOT FIREABLE(RelK)
lola: processed formula length: 18
lola: 18 rewrites
lola: closed formula file SwimmingPool-PT-01-CTLFireability.task
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: 31 markings, 30 edges
lola: ========================================
lola: subprocess 14 will run for 1784 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: E (((FIREABLE(RelK) OR FIREABLE(RBag) OR FIREABLE(RKey) OR FIREABLE(Enter)) U FIREABLE(RelK)))
lola: ========================================
lola: SUBTASK
lola: checking existential until
lola: rewrite Frontend/Parser/formula_rewrite.k:608
lola: rewrite Frontend/Parser/formula_rewrite.k:648
lola: rewrite Frontend/Parser/formula_rewrite.k:608
lola: processed formula: E (((FIREABLE(RelK) OR FIREABLE(RBag) OR FIREABLE(RKey) OR FIREABLE(Enter)) U FIREABLE(RelK)))
lola: processed formula length: 97
lola: 19 rewrites
lola: closed formula file SwimmingPool-PT-01-CTLFireability.task
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: SEARCH (state space /EU)
lola: state space: using reachability graph (EU version) (--search=depth)
lola: state space: using eu preserving stubborn set method (--stubborn=tarjan)
lola: RUNNING
lola: formula 0: FIREABLE(RelK)
lola: state equation: Generated DNF with 1 literals and 1 conjunctive subformulas
lola: SUBRESULT
lola: result: yes
lola: produced by: state space /EU
lola: There is a path where Predicate Phi holds until Predicate Psi.
lola: 30 markings, 29 edges
lola: lola: SUBRESULT
lola: result: yes
lola: The Boolean predicate is true.
state equation: write sara problem file to SwimmingPool-PT-01-CTLFireability-14-0.sara
lola: ========================================
lola: ========================================

FORMULA SwimmingPool-PT-01-CTLFireability-2 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: subprocess 14 will run for 1784 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: (A (F (E (G (FIREABLE(RBag))))) OR A (F (FIREABLE(GetK2))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 14 will run for 1784 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (F (FIREABLE(GetK2)))
lola: ========================================
lola: SUBTASK
lola: checking eventual occurrence
lola: rewrite Frontend/Parser/formula_rewrite.k:659
lola: rewrite Frontend/Parser/formula_rewrite.k:694
lola: processed formula: NOT FIREABLE(GetK2)
lola: processed formula length: 19
lola: 18 rewrites
lola: closed formula file SwimmingPool-PT-01-CTLFireability.task
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: 41 markings, 40 edges
lola: ========================================
lola: SUBRESULT
lola: result: yes
lola: The Boolean predicate is true.
lola: ========================================

FORMULA SwimmingPool-PT-01-CTLFireability-5 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: subprocess 15 will run for 3568 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: (E (G ((NOT FIREABLE(RelK) AND NOT FIREABLE(GetK2)))) OR (E (G ((NOT FIREABLE(RKey)))) OR A (G ((FIREABLE(GetK2) OR NOT FIREABLE(GetK) OR ((FIREABLE(GetK) OR FIREABLE(RelK)) AND NOT FIREABLE(RelK)))))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 15 will run for 3568 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: E (G ((NOT FIREABLE(RKey))))
lola: ========================================
lola: SUBTASK
lola: checking possible preservation
lola: processed formula: E (G ((NOT FIREABLE(RKey))))
lola: processed formula length: 28
lola: 16 rewrites
lola: closed formula file SwimmingPool-PT-01-CTLFireability.task
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: SEARCH (state space / EG)
lola: state space: using search routine for EG formula (--search=depth)
lola: state space: using EG preserving stubborn set method (--stubborn=tarjan)
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: state space / EG
lola: The predicate is not possibly preserved.
lola: 391 markings, 515 edges
lola: ========================================
lola: Child process aborted or communication problem between parent and child process
lola: subprocess 17 will run for 1 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (G ((FIREABLE(GetK2) OR NOT FIREABLE(GetK) OR ((FIREABLE(GetK) OR FIREABLE(RelK)) AND NOT FIREABLE(RelK)))))
lola: ========================================
lola: SUBTASK
lola: checking invariance
lola: Planning: workflow for reachability check: stateequation||search (--findpath=off)
lola: rewrite Frontend/Parser/formula_rewrite.k:631
lola: rewrite Frontend/Parser/formula_rewrite.k:694
lola: processed formula: A (G ((FIREABLE(GetK2) OR NOT FIREABLE(GetK) OR ((FIREABLE(GetK) OR FIREABLE(RelK)) AND NOT FIREABLE(RelK)))))
lola: processed formula length: 113
lola: 18 rewrites
lola: closed formula file SwimmingPool-PT-01-CTLFireability.task
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: RUNNING
lola: rewrite Frontend/Parser/formula_rewrite.k:631
lola: rewrite Frontend/Parser/formula_rewrite.k:694
lola: formula 0: (NOT FIREABLE(GetK2) AND FIREABLE(GetK) AND ((NOT FIREABLE(GetK) AND NOT FIREABLE(RelK)) OR FIREABLE(RelK)))
lola: state equation: Generated DNF with 4 literals and 1 conjunctive subformulas
lola: SUBRESULT
lola: result: no
lola: produced by: state space
lola: The predicate is not invariant.
lola: 236 markings, 287 edges
lola: ========================================
lola: SUBRESULT
lola: result: unknown
lola: The Boolean predicate may be true or false.
lola: ========================================
lola: ========================================
lola: ...considering subproblem: (E (G ((NOT FIREABLE(RelK) AND NOT FIREABLE(GetK2)))) OR (E (G ((NOT FIREABLE(RKey)))) OR A (G ((FIREABLE(GetK2) OR NOT FIREABLE(GetK) OR ((FIREABLE(GetK) OR FIREABLE(RelK)) AND NOT FIREABLE(RelK)))))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: ========================================
lola: ...considering subproblem: E (G ((NOT FIREABLE(RKey))))
lola: ========================================
lola: SUBTASK
lola: checking possible preservation
lola: processed formula: E (G ((NOT FIREABLE(RKey))))
lola: processed formula length: 28
lola: 16 rewrites
lola: closed formula file SwimmingPool-PT-01-CTLFireability.task
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: SEARCH (state space / EG)
lola: state space: using search routine for EG formula (--search=depth)
lola: state space: using EG preserving stubborn set method (--stubborn=tarjan)
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: state space / EG
lola: The predicate is not possibly preserved.
lola: 391 markings, 515 edges
lola: ========================================
lola: ========================================
lola: ...considering subproblem: E (G ((NOT FIREABLE(RelK) AND NOT FIREABLE(GetK2))))
lola: ========================================
lola: SUBTASK
lola: checking possible preservation
lola: processed formula: E (G ((NOT FIREABLE(RelK) AND NOT FIREABLE(GetK2))))
lola: processed formula length: 52
lola: 16 rewrites
lola: closed formula file SwimmingPool-PT-01-CTLFireability.task
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: SEARCH (state space / EG)
lola: state space: using search routine for EG formula (--search=depth)
lola: state space: using EG preserving stubborn set method (--stubborn=tarjan)
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: state space / EG
lola: The predicate is not possibly preserved.
lola: 31 markings, 30 edges
lola: ========================================
lola: ========================================
lola: ...considering subproblem: A (G ((FIREABLE(GetK2) OR NOT FIREABLE(GetK) OR ((FIREABLE(GetK) OR FIREABLE(RelK)) AND NOT FIREABLE(RelK)))))
lola: ========================================
lola: SUBTASK
lola: checking invariance
lola: Planning: workflow for reachability check: stateequation||search (--findpath=off)
lola: rewrite Frontend/Parser/formula_rewrite.k:631
lola: rewrite Frontend/Parser/formula_rewrite.k:694
lola: processed formula: A (G ((FIREABLE(GetK2) OR NOT FIREABLE(GetK) OR ((FIREABLE(GetK) OR FIREABLE(RelK)) AND NOT FIREABLE(RelK)))))
lola: processed formula length: 113
lola: 18 rewrites
lola: closed formula file SwimmingPool-PT-01-CTLFireability.task
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: RUNNING
lola: rewrite Frontend/Parser/formula_rewrite.k:631
lola: rewrite Frontend/Parser/formula_rewrite.k:694
lola: formula 0: (NOT FIREABLE(GetK2) AND FIREABLE(GetK) AND ((NOT FIREABLE(GetK) AND NOT FIREABLE(RelK)) OR FIREABLE(RelK)))
lola: state equation: Generated DNF with 4 literals and 1 conjunctive subformulas
lola: state equation: write sara problem file to SwimmingPool-PT-01-CTLFireability-18-0.sara
lola: SUBRESULT
lola: result: no
lola: produced by: state space
lola: The predicate is not invariant.
lola: 236 markings, 287 edges
lola: ========================================
lola: SUBRESULT
lola: result: no
lola: The Boolean predicate is false.
lola: ========================================

FORMULA SwimmingPool-PT-01-CTLFireability-4 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: RESULT
lola:
SUMMARY: yes yes yes no no yes yes yes yes yes no yes no yes no yes
lola:
preliminary result: yes yes yes no no yes yes yes yes yes no yes no yes no yes
lola: memory consumption: 14908 KB
lola: time consumption: 2 seconds

BK_STOP 1527294109623

--------------------
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="SwimmingPool-PT-01"
export BK_EXAMINATION="CTLFireability"
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

tar xzf /home/mcc/BenchKit/INPUTS/SwimmingPool-PT-01.tgz
mv SwimmingPool-PT-01 execution
cd execution
pwd
ls -lh

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-3637"
echo " Executing tool lola"
echo " Input is SwimmingPool-PT-01, examination is CTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r160-smll-152705512600214"
echo "====================================================================="
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "CTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLFireability" != "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 "CTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "CTLFireability.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 '' CTLFireability.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 ;