fond
Model Checking Contest 2018
8th edition, Bratislava, Slovakia, June 26, 2018
Execution of r106-smll-152658636700116
Last Updated
June 26, 2018

About the Execution of M4M.full for HypercubeGrid-PT-C4K3P3B12

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
15901.160 307582.00 285211.00 2207.50 ???????????????? 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 3.1M
-rw-r--r-- 1 mcc users 4.7K May 15 18:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 23K May 15 18:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 3.0K 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 5.9K May 15 18:50 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 2.9K May 15 18:54 LTLCardinality.txt
-rw-r--r-- 1 mcc users 12K May 15 18:54 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K May 15 18:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 11K May 15 18:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 5.0K 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 117 May 15 18:54 ReachabilityDeadlock.txt
-rw-r--r-- 1 mcc users 355 May 15 18:54 ReachabilityDeadlock.xml
-rw-r--r-- 1 mcc users 3.7K May 15 18:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 15K May 15 18:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K May 15 18:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K 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 10 May 15 18:50 instance
-rw-r--r-- 1 mcc users 6 May 15 18:50 iscolored
-rwxr-xr-x 1 mcc users 3.0M May 15 18:50 model.pnml
=====================================================================
Generated by BenchKit 2-3637
Executing tool mcc4mcc-full
Input is HypercubeGrid-PT-C4K3P3B12, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r106-smll-152658636700116
=====================================================================


--------------------
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 HypercubeGrid-PT-C4K3P3B12-CTLFireability-00
FORMULA_NAME HypercubeGrid-PT-C4K3P3B12-CTLFireability-01
FORMULA_NAME HypercubeGrid-PT-C4K3P3B12-CTLFireability-02
FORMULA_NAME HypercubeGrid-PT-C4K3P3B12-CTLFireability-03
FORMULA_NAME HypercubeGrid-PT-C4K3P3B12-CTLFireability-04
FORMULA_NAME HypercubeGrid-PT-C4K3P3B12-CTLFireability-05
FORMULA_NAME HypercubeGrid-PT-C4K3P3B12-CTLFireability-06
FORMULA_NAME HypercubeGrid-PT-C4K3P3B12-CTLFireability-07
FORMULA_NAME HypercubeGrid-PT-C4K3P3B12-CTLFireability-08
FORMULA_NAME HypercubeGrid-PT-C4K3P3B12-CTLFireability-09
FORMULA_NAME HypercubeGrid-PT-C4K3P3B12-CTLFireability-10
FORMULA_NAME HypercubeGrid-PT-C4K3P3B12-CTLFireability-11
FORMULA_NAME HypercubeGrid-PT-C4K3P3B12-CTLFireability-12
FORMULA_NAME HypercubeGrid-PT-C4K3P3B12-CTLFireability-13
FORMULA_NAME HypercubeGrid-PT-C4K3P3B12-CTLFireability-14
FORMULA_NAME HypercubeGrid-PT-C4K3P3B12-CTLFireability-15

=== Now, execution of the tool begins

BK_START 1526763943246


BK_STOP 1526764250828

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

Prefix is 65b80f64.
Reading known information in /usr/share/mcc4mcc/65b80f64-known.json.
Reading learned information in /usr/share/mcc4mcc/65b80f64-learned.json.
Reading value translations in /usr/share/mcc4mcc/65b80f64-values.json.
Using directory /home/mcc/execution for input, as it contains a model.pnml file.
Using HypercubeGrid-PT-C4K3P3B12 as instance name.
Using HypercubeGrid as model name.
Using algorithm or tool voting-classifier.
Model characteristics are: {'Examination': 'CTLFireability', 'Place/Transition': True, 'Colored': False, 'Relative-Time': 1, 'Relative-Memory': 1, 'Ordinary': True, 'Simple Free Choice': False, 'Extended Free Choice': False, 'State Machine': False, 'Marked Graph': False, 'Connected': True, 'Strongly Connected': True, 'Source Place': False, 'Sink Place': False, 'Source Transition': False, 'Sink Transition': False, 'Loop Free': True, 'Conservative': True, 'Sub-Conservative': True, 'Nested Units': False, 'Safe': False, 'Deadlock': False, 'Reversible': False, 'Quasi Live': True, 'Live': False}.
/usr/local/lib/python3.6/dist-packages/sklearn/preprocessing/label.py:151: DeprecationWarning: The truth value of an empty array is ambiguous. Returning False, but in future this will result in an error. Use `array.size > 0` to check that an array is not empty.
if diff:
Known tools are: [{'Time': 89894, 'Memory': 15942.02, 'Tool': 'lola'}, {'Time': 91427, 'Memory': 15941.92, 'Tool': 'lola'}].
Learned tools are: [{'Tool': 'lola'}].
Learned tool lola is 1.0x far from the best tool lola.
CTLFireability lola HypercubeGrid-PT-C4K3P3B12...
----- Start make prepare stderr -----

Time: 3600 - MCC
----- Start make prepare stdout -----
===========================================================================================
HypercubeGrid-PT-C4K3P3B12: translating PT Petri net model.pnml into LoLA format
===========================================================================================
translating PT Petri net complete


checking for too many tokens
===========================================================================================
HypercubeGrid-PT-C4K3P3B12: translating PT formula CTLFireability into LoLA format
===========================================================================================
translating formula complete
touch formulae;
----- Start make result stdout -----
----- Start make result stderr -----
CTLFireability @ HypercubeGrid-PT-C4K3P3B12 @ 3539 seconds
make: [verify] Error 134 (ignored)
----- Start make result stderr -----
----- Kill lola and sara stderr -----
----- Finished stderr -----
Makefile:222: recipe for target 'verify' failed
----- Start make result stdout -----
lola: LoLA will run for 3539 seconds at most (--timelimit)
lola: NET
lola: reading net from model.pnml.lola
lola: finished parsing
lola: closed net file model.pnml.lola
lola: 7857/65536 symbol table entries, 1827 collisions
lola: preprocessing...
lola: finding significant places
lola: 2457 places, 5400 transitions, 1511 significant places
lola: computing forward-conflicting sets
lola: computing back-conflicting sets
lola: 6345 transition conflict sets
lola: TASK
lola: reading formula from HypercubeGrid-PT-C4K3P3B12-CTLFireability.task
lola: ((NOT(A (F (NOT FIREABLE(ti_d1_n1_d2_n1_3_3_1_2)))) AND (FIREABLE(ti_d3_n1_d1_n2_3_1_1_1) AND (FIREABLE(ti_d4_n2_d3_n2_3_2_2_2) OR FIREABLE(ti_d3_n1_d4_n1_1_1_1_2)))) OR A (F (NOT(E (F (FIREABLE(ti_d2_n1_d1_n1_2_3_3_3))))))) : E (X (NOT(E (F (FIREABLE(to_d3_n2_2_1_1_1)))))) : E (X (NOT(E (F ((FIREABLE(ti_d1_n2_d3_n1_1_2_2_3) AND FIREABLE(to_d1_n1_3_2_3_1))))))) : A (F (FIREABLE(ti_d1_n1_d2_n2_3_1_1_1))) : (NOT((A (F (NOT FIREABLE(ti_d1_n2_d2_n2_1_1_2_2))) OR E (F ((FIREABLE(ti_d2_n2_d3_n1_2_1_2_1) OR FIREABLE(ti_d1_n1_d4_n2_1_1_1_1)))))) OR A (F ((E (F (FIREABLE(to_d4_n1_3_3_1_2))) AND FIREABLE(ti_d1_n1_d4_n1_2_1_3_1))))) : E (F (NOT((FIREABLE(ti_d1_n1_d3_n1_3_1_3_3) OR A (F (FIREABLE(tt_d3_n1_2_3_1_2))))))) : E (F (E (G (A (X (FIREABLE(to_d1_n2_1_1_1_2))))))) : E (G (E (F (A (X (FIREABLE(ti_d2_n2_d1_n1_2_3_3_3))))))) : ((FIREABLE(ti_d3_n2_d3_n1_1_3_3_3) OR A (G (NOT FIREABLE(tt_d3_n1_1_3_1_3)))) OR (E (F (A (F (FIREABLE(ti_d4_n1_d3_n2_3_3_3_1))))) AND E ((NOT FIREABLE(ti_d3_n2_d1_n2_2_3_3_3) U NOT FIREABLE(ti_d2_n2_d4_n2_2_1_2_1))))) : NOT((((FIREABLE(to_d1_n1_2_3_1_2) AND A (X (FIREABLE(ti_d2_n2_d1_n1_3_1_2_2)))) OR (NOT FIREABLE(ti_d3_n1_d3_n2_1_2_2_2) AND NOT FIREABLE(ti_d2_n2_d4_n1_1_2_2_3) AND (NOT FIREABLE(ti_d3_n1_d2_n2_2_3_2_1) OR NOT FIREABLE(ti_d3_n1_d3_n2_1_1_2_1)))) AND E (F (FIREABLE(ti_d2_n2_d4_n1_3_3_2_1))))) : A ((FIREABLE(ti_d2_n2_d4_n1_2_3_2_1) U E (F (FIREABLE(ti_d4_n2_d4_n1_1_3_3_3))))) : E (G (E (X (E (X (FIREABLE(ti_d4_n2_d1_n1_3_1_1_1))))))) : E (X (((FIREABLE(to_d2_n2_2_2_2_2) AND FIREABLE(ti_d2_n1_d3_n1_1_3_3_2)) AND E (X ((FIREABLE(ti_d2_n2_d2_n1_2_3_3_3) OR FIREABLE(ti_d2_n2_d1_n2_3_1_1_2))))))) : (FIREABLE(ti_d3_n1_d3_n2_2_1_1_1) OR A (X (E (F (NOT FIREABLE(ti_d2_n1_d4_n1_2_3_2_2)))))) : E (F ((FIREABLE(ti_d2_n1_d1_n1_3_3_2_2) AND FIREABLE(ti_d1_n1_d2_n1_2_3_1_1)))) : E (G ((A (F (FIREABLE(ti_d2_n1_d4_n1_2_2_3_3))) OR FIREABLE(ti_d2_n1_d3_n2_2_2_2_2))))
lola: computing a collection of formulas
lola: RUNNING
lola: subprocess 0 will run for 221 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: ((NOT(A (F (NOT FIREABLE(ti_d1_n1_d2_n1_3_3_1_2)))) AND (FIREABLE(ti_d3_n1_d1_n2_3_1_1_1) AND (FIREABLE(ti_d4_n2_d3_n2_3_2_2_2) OR FIREABLE(ti_d3_n1_d4_n1_1_1_1_2)))) OR A (F (NOT(E (F (FIREABLE(ti_d2_n1_d1_n1_2_3_3_3)))))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 0 will run for 221 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: E (G (FIREABLE(ti_d1_n1_d2_n1_3_3_1_2)))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: processed formula: NOT(A(TRUE U NOT FIREABLE(ti_d1_n1_d2_n1_3_3_1_2)))
lola: processed formula length: 51
lola: 8 rewrites
lola: formula mentions 0 of 2457 places; total mentions: 0
lola: closed formula file HypercubeGrid-PT-C4K3P3B12-CTLFireability.task
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 6044 bytes per marking, with 0 unused bits
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: 1 markings, 0 edges
lola: ========================================
lola: subprocess 1 will run for 235 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (F (A (G (NOT FIREABLE(ti_d2_n1_d1_n1_2_3_3_3)))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a B\xfcchi-Automaton
lola: processed formula: A (F (A (G (NOT FIREABLE(ti_d2_n1_d1_n1_2_3_3_3)))))
lola: processed formula: A (F (A (G (NOT FIREABLE(ti_d2_n1_d1_n1_2_3_3_3)))))
lola: processed formula length: 52
lola: 6 rewrites
lola: formula mentions 0 of 2457 places; total mentions: 0
lola: closed formula file HypercubeGrid-PT-C4K3P3B12-CTLFireability.task
lola: the resulting B\xfcchi automaton has 2 states
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 6048 bytes per marking, with 30 unused bits
lola: using a prefix tree store (--store=prefix)
lola: using ltl preserving stubborn set method (--stubborn)
lola: SEARCH
lola: RUNNING
lola: 2430 markings, 2468 edges, 486 markings/sec, 0 secs
lola: 2510 markings, 2548 edges, 16 markings/sec, 5 secs
lola: 2593 markings, 2631 edges, 17 markings/sec, 10 secs
lola: 2698 markings, 2736 edges, 21 markings/sec, 15 secs
lola: 2896 markings, 2934 edges, 40 markings/sec, 20 secs
lola: 3150 markings, 3188 edges, 51 markings/sec, 25 secs
lola: 3476 markings, 3514 edges, 65 markings/sec, 30 secs
lola: 3840 markings, 3878 edges, 73 markings/sec, 35 secs
lola: 4178 markings, 4216 edges, 68 markings/sec, 40 secs
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: 4339 markings, 4379 edges
lola: ========================================
lola: SUBRESULT
lola: result: no
lola: The Boolean predicate is false.
lola: ========================================
lola: subprocess 1 will run for 232 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: E (X (NOT(E (F (FIREABLE(to_d3_n2_2_1_1_1))))))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: processed formula: EX(NOT(E(TRUE U FIREABLE(to_d3_n2_2_1_1_1))))
lola: processed formula length: 45
lola: 6 rewrites
lola: formula mentions 0 of 2457 places; total mentions: 0
lola: closed formula file HypercubeGrid-PT-C4K3P3B12-CTLFireability.task
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 6044 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Formula contains EX or AX operators, stubborn sets not applicable
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: 1580 markings, 1579 edges
lola: ========================================
lola: subprocess 2 will run for 249 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: E (X (NOT(E (F ((FIREABLE(ti_d1_n2_d3_n1_1_2_2_3) AND FIREABLE(to_d1_n1_3_2_3_1)))))))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: processed formula: EX(NOT(E(TRUE U (FIREABLE(ti_d1_n2_d3_n1_1_2_2_3) AND FIREABLE(to_d1_n1_3_2_3_1)))))
lola: processed formula length: 84
lola: 6 rewrites
lola: formula mentions 0 of 2457 places; total mentions: 0
lola: closed formula file HypercubeGrid-PT-C4K3P3B12-CTLFireability.task
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 6044 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Formula contains EX or AX operators, stubborn sets not applicable
lola: RUNNING
lola: CTL formula contains 1 significant temporal operators and needs 5 bytes of payload
lola: Ignoring fairness constraints (--fair).
lola: 264837 markings, 265110 edges, 52967 markings/sec, 0 secs
lola: 493272 markings, 493545 edges, 45687 markings/sec, 5 secs
lola: 694262 markings, 694536 edges, 40198 markings/sec, 10 secs
lola: SUBRESULT
lola: result: no
lola: produced by: CTL model checker
lola: The net does not satisfy the given formula.
lola: 860879 markings, 861152 edges
lola: ========================================
lola: subprocess 3 will run for 267 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (F (FIREABLE(ti_d1_n1_d2_n2_3_1_1_1)))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a B\xfcchi-Automaton
lola: processed formula: A (F (FIREABLE(ti_d1_n1_d2_n2_3_1_1_1)))
lola: processed formula: A (F (FIREABLE(ti_d1_n1_d2_n2_3_1_1_1)))
lola: processed formula length: 40
lola: 0 rewrites
lola: formula mentions 0 of 2457 places; total mentions: 0
lola: closed formula file HypercubeGrid-PT-C4K3P3B12-CTLFireability.task
lola: the resulting B\xfcchi automaton has 1 states
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 6048 bytes per marking, with 31 unused bits
lola: using a prefix tree store (--store=prefix)
lola: using ltl preserving stubborn set method (--stubborn)
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: 1073 markings, 1073 edges
lola: ========================================
lola: subprocess 4 will run for 289 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: (NOT((A (F (NOT FIREABLE(ti_d1_n2_d2_n2_1_1_2_2))) OR E (F ((FIREABLE(ti_d2_n2_d3_n1_2_1_2_1) OR FIREABLE(ti_d1_n1_d4_n2_1_1_1_1)))))) OR A (F ((E (F (FIREABLE(to_d4_n1_3_3_1_2))) AND FIREABLE(ti_d1_n1_d4_n1_2_1_3_1)))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 4 will run for 289 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: E (G (FIREABLE(ti_d1_n2_d2_n2_1_1_2_2)))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: processed formula: NOT(A(TRUE U NOT FIREABLE(ti_d1_n2_d2_n2_1_1_2_2)))
lola: processed formula length: 51
lola: 9 rewrites
lola: formula mentions 0 of 2457 places; total mentions: 0
lola: closed formula file HypercubeGrid-PT-C4K3P3B12-CTLFireability.task
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 6044 bytes per marking, with 0 unused bits
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: 1 markings, 0 edges
lola: ========================================
lola: subprocess 5 will run for 315 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (F ((E (F (FIREABLE(to_d4_n1_3_3_1_2))) AND FIREABLE(ti_d1_n1_d4_n1_2_1_3_1))))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: processed formula: A(TRUE U (E(TRUE U FIREABLE(to_d4_n1_3_3_1_2)) AND FIREABLE(ti_d1_n1_d4_n1_2_1_3_1)))
lola: processed formula length: 85
lola: 9 rewrites
lola: formula mentions 0 of 2457 places; total mentions: 0
lola: closed formula file HypercubeGrid-PT-C4K3P3B12-CTLFireability.task
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 6044 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Using CTL preserving stubborn sets
lola: RUNNING
lola: CTL formula contains 2 significant temporal operators and needs 9 bytes of payload
lola: Ignoring fairness constraints (--fair).
lola: SUBRESULT
lola: result: no
lola: produced by: CTL model checker
lola: The net does not satisfy the given formula.
lola: 2431 markings, 4862 edges
lola: ========================================
lola: SUBRESULT
lola: result: no
lola: The Boolean predicate is false.
lola: ========================================
lola: subprocess 5 will run for 315 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: E (F (NOT((FIREABLE(ti_d1_n1_d3_n1_3_1_3_3) OR A (F (FIREABLE(tt_d3_n1_2_3_1_2)))))))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: processed formula: E(TRUE U (NOT FIREABLE(ti_d1_n1_d3_n1_3_1_3_3) AND NOT(A(TRUE U FIREABLE(tt_d3_n1_2_3_1_2)))))
lola: processed formula length: 94
lola: 8 rewrites
lola: formula mentions 0 of 2457 places; total mentions: 0
lola: closed formula file HypercubeGrid-PT-C4K3P3B12-CTLFireability.task
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 6044 bytes per marking, with 0 unused bits
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: 2463 markings, 2464 edges
lola: ========================================
lola: subprocess 6 will run for 347 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: E (F (E (G (A (X (FIREABLE(to_d1_n2_1_1_1_2)))))))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: processed formula: E(TRUE U NOT(A(TRUE U NOT(AX(FIREABLE(to_d1_n2_1_1_1_2))))))
lola: processed formula length: 60
lola: 3 rewrites
lola: formula mentions 0 of 2457 places; total mentions: 0
lola: closed formula file HypercubeGrid-PT-C4K3P3B12-CTLFireability.task
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 6044 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Formula contains EX or AX operators, stubborn sets not applicable
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: 21303 markings, 43849 edges
lola: ========================================
lola: subprocess 7 will run for 385 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: E (G (E (F (A (X (FIREABLE(ti_d2_n2_d1_n1_2_3_3_3)))))))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: processed formula: NOT(A(TRUE U NOT(E(TRUE U AX(FIREABLE(ti_d2_n2_d1_n1_2_3_3_3))))))
lola: processed formula length: 66
lola: 3 rewrites
lola: formula mentions 0 of 2457 places; total mentions: 0
lola: closed formula file HypercubeGrid-PT-C4K3P3B12-CTLFireability.task
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 6044 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Formula contains EX or AX operators, stubborn sets not applicable
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: 21303 markings, 35648 edges
lola: ========================================
lola: subprocess 8 will run for 433 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: ((FIREABLE(ti_d3_n2_d3_n1_1_3_3_3) OR A (G (NOT FIREABLE(tt_d3_n1_1_3_1_3)))) OR (E (F (A (F (FIREABLE(ti_d4_n1_d3_n2_3_3_3_1))))) AND E ((NOT FIREABLE(ti_d3_n2_d1_n2_2_3_3_3) U NOT FIREABLE(ti_d2_n2_d4_n2_2_1_2_1)))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 8 will run for 433 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: FIREABLE(ti_d3_n2_d3_n1_1_3_3_3)
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: FIREABLE(ti_d3_n2_d3_n1_1_3_3_3)
lola: processed formula length: 32
lola: 1 rewrites
lola: formula mentions 0 of 2457 places; total mentions: 0
lola: closed formula file HypercubeGrid-PT-C4K3P3B12-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 9 will run for 495 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (G (NOT FIREABLE(tt_d3_n1_1_3_1_3)))
lola: ========================================
lola: SUBTASK
lola: checking invariance
lola: Planning: workflow for reachability check: search (--findpath=off)
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 6044 bytes per marking, with 0 unused bits
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: SUBRESULT
lola: result: no
lola: produced by: state space
lola: The predicate is not invariant.
lola: 2 markings, 1 edges
lola: ========================================
lola: subprocess 10 will run for 578 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: E (F (A (F (FIREABLE(ti_d4_n1_d3_n2_3_3_3_1)))))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: processed formula: E(TRUE U A(TRUE U FIREABLE(ti_d4_n1_d3_n2_3_3_3_1)))
lola: processed formula length: 52
lola: 3 rewrites
lola: formula mentions 0 of 2457 places; total mentions: 0
lola: closed formula file HypercubeGrid-PT-C4K3P3B12-CTLFireability.task
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 6044 bytes per marking, with 0 unused bits
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: 174581 markings, 567519 edges, 3689330178019819520 markings/sec, 0 secs
lola: 359436 markings, 1169097 edges, 36971 markings/sec, 5 secs
lola: 548198 markings, 1783382 edges, 37752 markings/sec, 10 secs
lola: 732712 markings, 2383625 edges, 36903 markings/sec, 15 secs
lola: 912327 markings, 2967382 edges, 35923 markings/sec, 20 secs
lola: 1089992 markings, 3563528 edges, 35533 markings/sec, 25 secs
lola: 1272073 markings, 4170265 edges, 36416 markings/sec, 30 secs
lola: 1490213 markings, 4877613 edges, 43628 markings/sec, 35 secs
lola: 1729234 markings, 5658909 edges, 47804 markings/sec, 40 secs
lola: 1964691 markings, 6433667 edges, 47091 markings/sec, 45 secs
lola: 2179455 markings, 7146496 edges, 42953 markings/sec, 50 secs
lola: 2403386 markings, 7894640 edges, 44786 markings/sec, 55 secs
lola: 2616980 markings, 8606229 edges, 42719 markings/sec, 60 secs
lola: 2845212 markings, 9365428 edges, 45646 markings/sec, 65 secs
lola: 3069985 markings, 10113435 edges, 44955 markings/sec, 70 secs
lola: 3290899 markings, 10850252 edges, 44183 markings/sec, 75 secs
lola: 3510937 markings, 11581605 edges, 44008 markings/sec, 80 secs
lola: 3720533 markings, 12279347 edges, 41919 markings/sec, 85 secs
lola: 3933058 markings, 12985192 edges, 42505 markings/sec, 90 secs
lola: 4141224 markings, 13680160 edges, 41633 markings/sec, 95 secs
lola: 4356601 markings, 14397446 edges, 43075 markings/sec, 100 secs
lola: 4576711 markings, 15131706 edges, 44022 markings/sec, 105 secs
lola: 4808848 markings, 15904977 edges, 46427 markings/sec, 110 secs
lola: 5025376 markings, 16624436 edges, 43306 markings/sec, 115 secs
lola: 5265918 markings, 17421319 edges, 48108 markings/sec, 120 secs
lola: 5507161 markings, 18224467 edges, 48249 markings/sec, 125 secs
lola: 5731915 markings, 18971204 edges, 44951 markings/sec, 130 secs
lola: 5732129 markings, 18971914 edges, 43 markings/sec, 135 secs
lola: 5732711 markings, 18973849 edges, 116 markings/sec, 140 secs
lola: 5732726 markings, 18973899 edges, 3 markings/sec, 145 secs
lola: Child process aborted or communication problem between parent and child process
lola: subprocess 11 will run for 661 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: E ((NOT FIREABLE(ti_d3_n2_d1_n2_2_3_3_3) U NOT FIREABLE(ti_d2_n2_d4_n2_2_1_2_1)))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: processed formula: E(NOT FIREABLE(ti_d3_n2_d1_n2_2_3_3_3) U NOT FIREABLE(ti_d2_n2_d4_n2_2_1_2_1))
lola: processed formula length: 78
lola: 2 rewrites
lola: formula mentions 0 of 2457 places; total mentions: 0
lola: closed formula file HypercubeGrid-PT-C4K3P3B12-CTLFireability.task
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 6044 bytes per marking, with 0 unused bits
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: yes
lola: produced by: CTL model checker
lola: The net satisfies the given formula.
lola: 1 markings, 0 edges
lola: SUBRESULT
lola: result: unknown
lola: The Boolean predicate may be true or false.
lola: ========================================
lola: ========================================
lola: subprocess 9 will run for 472 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: NOT((((FIREABLE(to_d1_n1_2_3_1_2) AND A (X (FIREABLE(ti_d2_n2_d1_n1_3_1_2_2)))) OR (NOT FIREABLE(ti_d3_n1_d3_n2_1_2_2_2) AND NOT FIREABLE(ti_d2_n2_d4_n1_1_2_2_3) AND (NOT FIREABLE(ti_d3_n1_d2_n2_2_3_2_1) OR NOT FIREABLE(ti_d3_n1_d3_n2_1_1_2_1)))) AND E (F (FIREABLE(ti_d2_n2_d4_n1_3_3_2_1)))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 9 will run for 472 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: NOT FIREABLE(to_d1_n1_2_3_1_2)
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: NOT FIREABLE(to_d1_n1_2_3_1_2)
lola: processed formula length: 30
lola: 11 rewrites
lola: formula mentions 0 of 2457 places; total mentions: 0
lola: closed formula file HypercubeGrid-PT-C4K3P3B12-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 10 will run for 551 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: E (X (NOT FIREABLE(ti_d2_n2_d1_n1_3_1_2_2)))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: processed formula: EX(NOT FIREABLE(ti_d2_n2_d1_n1_3_1_2_2))
lola: processed formula length: 40
lola: 12 rewrites
lola: formula mentions 0 of 2457 places; total mentions: 0
lola: closed formula file HypercubeGrid-PT-C4K3P3B12-CTLFireability.task
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 6044 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Formula contains EX or AX operators, stubborn sets not applicable
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 11 will run for 661 seconds at most (--localtimelimit=-1)
========================================
lola: ========================================
lola: ...considering subproblem: (FIREABLE(ti_d3_n1_d3_n2_1_2_2_2) OR FIREABLE(ti_d2_n2_d4_n1_1_2_2_3) OR (FIREABLE(ti_d3_n1_d2_n2_2_3_2_1) AND FIREABLE(ti_d3_n1_d3_n2_1_1_2_1)))
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: (FIREABLE(ti_d3_n1_d3_n2_1_2_2_2) OR FIREABLE(ti_d2_n2_d4_n1_1_2_2_3) OR (FIREABLE(ti_d3_n1_d2_n2_2_3_2_1) AND FIREABLE(ti_d3_n1_d3_n2_1_1_2_1)))
lola: processed formula length: 147
lola: 11 rewrites
lola: formula mentions 0 of 2457 places; total mentions: 0
lola: closed formula file HypercubeGrid-PT-C4K3P3B12-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 12 will run for 827 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (G (NOT FIREABLE(ti_d2_n2_d4_n1_3_3_2_1)))
lola: ========================================
lola: SUBTASK
lola: checking invariance
lola: Planning: workflow for reachability check: search (--findpath=off)
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 6044 bytes per marking, with 0 unused bits
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: SUBRESULT
lola: result: no
lola: produced by: state space
lola: The predicate is not invariant.
lola: 3 markings, 2 edges
lola: ========================================
lola: SUBRESULT
lola: result: no
lola: The Boolean predicate is false.
lola: ========================================
lola: subprocess 10 will run for 551 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A ((FIREABLE(ti_d2_n2_d4_n1_2_3_2_1) U E (F (FIREABLE(ti_d4_n2_d4_n1_1_3_3_3)))))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: processed formula: A(FIREABLE(ti_d2_n2_d4_n1_2_3_2_1) U E(TRUE U FIREABLE(ti_d4_n2_d4_n1_1_3_3_3)))
lola: processed formula length: 80
lola: 2 rewrites
lola: formula mentions 0 of 2457 places; total mentions: 0
lola: closed formula file HypercubeGrid-PT-C4K3P3B12-CTLFireability.task
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 6044 bytes per marking, with 0 unused bits
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: 291244 markings, 364710 edges, 58249 markings/sec, 0 secs
lola: 616722 markings, 772957 edges, 65096 markings/sec, 5 secs
lola: 940531 markings, 1181213 edges, 64762 markings/sec, 10 secs
lola: 1262837 markings, 1615063 edges, 64461 markings/sec, 15 secs
lola: 1678842 markings, 2134565 edges, 83201 markings/sec, 20 secs
lola: 2067472 markings, 2636150 edges, 77726 markings/sec, 25 secs
lola: 2457692 markings, 3144338 edges, 78044 markings/sec, 30 secs
lola: 2868128 markings, 3677998 edges, 82087 markings/sec, 35 secs
lola: 3286612 markings, 4221087 edges, 83697 markings/sec, 40 secs
lola: 3693476 markings, 4749033 edges, 81373 markings/sec, 45 secs
lola: 4117085 markings, 5299454 edges, 84722 markings/sec, 50 secs
lola: 4572533 markings, 5890378 edges, 91090 markings/sec, 55 secs
lola: 5023915 markings, 6476562 edges, 90276 markings/sec, 60 secs
lola: Child process aborted or communication problem between parent and child process
terminate called after throwing an instance of 'std::runtime_error'
what(): parse error at position 0: unexpected character, last read: '
'
Aborted (core dumped)
FORMULA HypercubeGrid-PT-C4K3P3B12-CTLFireability-0 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA HypercubeGrid-PT-C4K3P3B12-CTLFireability-1 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA HypercubeGrid-PT-C4K3P3B12-CTLFireability-2 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA HypercubeGrid-PT-C4K3P3B12-CTLFireability-3 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA HypercubeGrid-PT-C4K3P3B12-CTLFireability-4 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA HypercubeGrid-PT-C4K3P3B12-CTLFireability-5 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA HypercubeGrid-PT-C4K3P3B12-CTLFireability-6 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA HypercubeGrid-PT-C4K3P3B12-CTLFireability-7 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA HypercubeGrid-PT-C4K3P3B12-CTLFireability-8 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA HypercubeGrid-PT-C4K3P3B12-CTLFireability-9 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA HypercubeGrid-PT-C4K3P3B12-CTLFireability-10 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA HypercubeGrid-PT-C4K3P3B12-CTLFireability-11 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA HypercubeGrid-PT-C4K3P3B12-CTLFireability-12 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA HypercubeGrid-PT-C4K3P3B12-CTLFireability-13 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA HypercubeGrid-PT-C4K3P3B12-CTLFireability-14 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA HypercubeGrid-PT-C4K3P3B12-CTLFireability-15 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
----- Kill lola and sara stdout -----
----- Finished stdout -----

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="HypercubeGrid-PT-C4K3P3B12"
export BK_EXAMINATION="CTLFireability"
export BK_TOOL="mcc4mcc-full"
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/HypercubeGrid-PT-C4K3P3B12.tgz
mv HypercubeGrid-PT-C4K3P3B12 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 mcc4mcc-full"
echo " Input is HypercubeGrid-PT-C4K3P3B12, 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 r106-smll-152658636700116"
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 ;