fond
Model Checking Contest 2018
8th edition, Bratislava, Slovakia, June 26, 2018
Execution of r112-csrt-152666469000053
Last Updated
June 26, 2018

About the Execution of LoLA for Kanban-PT-1000

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
15919.350 2100792.00 1965042.00 9506.80 ??F??F??TTTT?FFT 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 176K
-rw-r--r-- 1 mcc users 3.1K May 15 18:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 17K May 15 18:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K May 15 18:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 17K 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 2.3K 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 7.0K May 15 18:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K May 15 18:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 19K May 15 18:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 105 May 15 18:54 ReachabilityDeadlock.txt
-rw-r--r-- 1 mcc users 343 May 15 18:54 ReachabilityDeadlock.xml
-rw-r--r-- 1 mcc users 2.5K May 15 18:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 14K May 15 18:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 15 18:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K 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 5 May 15 18:50 instance
-rw-r--r-- 1 mcc users 6 May 15 18:50 iscolored
-rw-r--r-- 1 mcc users 14K May 15 18:50 model.pnml
=====================================================================
Generated by BenchKit 2-3637
Executing tool lola
Input is Kanban-PT-1000, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r112-csrt-152666469000053
=====================================================================


--------------------
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 Kanban-PT-1000-CTLFireability-00
FORMULA_NAME Kanban-PT-1000-CTLFireability-01
FORMULA_NAME Kanban-PT-1000-CTLFireability-02
FORMULA_NAME Kanban-PT-1000-CTLFireability-03
FORMULA_NAME Kanban-PT-1000-CTLFireability-04
FORMULA_NAME Kanban-PT-1000-CTLFireability-05
FORMULA_NAME Kanban-PT-1000-CTLFireability-06
FORMULA_NAME Kanban-PT-1000-CTLFireability-07
FORMULA_NAME Kanban-PT-1000-CTLFireability-08
FORMULA_NAME Kanban-PT-1000-CTLFireability-09
FORMULA_NAME Kanban-PT-1000-CTLFireability-10
FORMULA_NAME Kanban-PT-1000-CTLFireability-11
FORMULA_NAME Kanban-PT-1000-CTLFireability-12
FORMULA_NAME Kanban-PT-1000-CTLFireability-13
FORMULA_NAME Kanban-PT-1000-CTLFireability-14
FORMULA_NAME Kanban-PT-1000-CTLFireability-15

=== Now, execution of the tool begins

BK_START 1527010711657

info: Time: 3600 - MCC
===========================================================================================
prep: translating Kanban-PT-1000 Petri net model.pnml into LoLA format
===========================================================================================
prep: translating PT Petri net complete
prep: check for too many tokens
===========================================================================================
prep: translating Kanban-PT-1000 formula CTLFireability into LoLA format
===========================================================================================
prep: translating PT formula complete
vrfy: Checking CTLFireability @ Kanban-PT-1000 @ 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: 32/65536 symbol table entries, 0 collisions
lola: preprocessing...
lola: Size of bit vector: 512
lola: finding significant places
lola: 16 places, 16 transitions, 11 significant places
lola: computing forward-conflicting sets
lola: computing back-conflicting sets
lola: 14 transition conflict sets
lola: TASK
lola: reading formula from Kanban-PT-1000-CTLFireability.task
lola: E (F (((A (G (FIREABLE(tredo3))) AND (NOT FIREABLE(tredo3) AND NOT FIREABLE(tok1))) AND (FIREABLE(tredo4) OR FIREABLE(tredo1))))) : NOT(E (((NOT FIREABLE(tback1) AND NOT FIREABLE(tok2)) U A (F (FIREABLE(tsynch1_23)))))) : (FIREABLE(tok1) OR A (G (E (G (FIREABLE(tin4)))))) : (NOT(A (G (E (F (FIREABLE(tback2)))))) OR ((NOT(A (G (FIREABLE(tback1)))) AND (E (X (FIREABLE(tback3))) AND E (G (FIREABLE(tredo1))))) AND E (X ((FIREABLE(tin4) OR FIREABLE(tback4) OR FIREABLE(tredo2) OR FIREABLE(tsynch1_23)))))) : A (G (NOT(A (G (NOT FIREABLE(tredo2)))))) : E (X (E ((NOT FIREABLE(tsynch4_23) U (FIREABLE(tredo2) AND FIREABLE(tredo4)))))) : E (F (A (X ((NOT FIREABLE(tout1) AND NOT FIREABLE(tok4)))))) : A (G (A (F (E (F (FIREABLE(tback1))))))) : E (G ((FIREABLE(tback1) OR A (F ((FIREABLE(tback4) OR FIREABLE(tok3))))))) : NOT FIREABLE(tsynch4_23) : ((((NOT FIREABLE(tredo3) OR NOT FIREABLE(tredo4) OR NOT FIREABLE(tback1)) OR E (X ((FIREABLE(tok2) AND FIREABLE(tout1))))) OR NOT(A (G ((FIREABLE(tback4) AND FIREABLE(tsynch4_23)))))) AND (A (F (FIREABLE(tin4))) AND E (F (E (F (FIREABLE(tok1))))))) : NOT((((FIREABLE(tok3) OR (FIREABLE(tredo1) AND FIREABLE(tok3) AND NOT FIREABLE(tback4))) AND FIREABLE(tok2)) AND E (G ((FIREABLE(tredo4) AND FIREABLE(tback2) AND (FIREABLE(tin4) OR FIREABLE(tback3))))))) : (NOT(A (F ((FIREABLE(tsynch1_23) AND FIREABLE(tredo3))))) AND (NOT FIREABLE(tback4) AND (FIREABLE(tback2) OR (FIREABLE(tin4) AND FIREABLE(tback2))))) : E (G (FIREABLE(tok3))) : E (G ((A ((FIREABLE(tredo4) U FIREABLE(tredo1))) AND E (X (FIREABLE(tredo2)))))) : (NOT(A (F (FIREABLE(tredo3)))) OR (E (X (((FIREABLE(tok3) OR FIREABLE(tback1)) AND NOT FIREABLE(tok2)))) OR NOT FIREABLE(tok1)))
lola: rewrite Frontend/Parser/formula_rewrite.k:251
lola: rewrite Frontend/Parser/formula_rewrite.k:326
lola: rewrite Frontend/Parser/formula_rewrite.k:338
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:458
lola: rewrite Frontend/Parser/formula_rewrite.k:323
lola: rewrite Frontend/Parser/formula_rewrite.k:329
lola: rewrite Frontend/Parser/formula_rewrite.k:326
lola: rewrite Frontend/Parser/formula_rewrite.k:332
lola: rewrite Frontend/Parser/formula_rewrite.k:297
lola: rewrite Frontend/Parser/formula_rewrite.k:323
lola: rewrite Frontend/Parser/formula_rewrite.k:329
lola: rewrite Frontend/Parser/formula_rewrite.k:297
lola: rewrite Frontend/Parser/formula_rewrite.k:251
lola: rewrite Frontend/Parser/formula_rewrite.k:251
lola: rewrite Frontend/Parser/formula_rewrite.k:323
lola: rewrite Frontend/Parser/formula_rewrite.k:329
lola: rewrite Frontend/Parser/formula_rewrite.k:297
lola: rewrite Frontend/Parser/formula_rewrite.k:449
lola: rewrite Frontend/Parser/formula_rewrite.k:323
lola: rewrite Frontend/Parser/formula_rewrite.k:329
lola: rewrite Frontend/Parser/formula_rewrite.k:297
lola: rewrite Frontend/Parser/formula_rewrite.k:254
lola: rewrite Frontend/Parser/formula_rewrite.k:401
lola: rewrite Frontend/Parser/formula_rewrite.k:315
lola: rewrite Frontend/Parser/formula_rewrite.k:297
lola: rewrite Frontend/Parser/formula_rewrite.k:326
lola: rewrite Frontend/Parser/formula_rewrite.k:329
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: computing a collection of formulas
lola: RUNNING
lola: subprocess 0 will run for 223 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: NOT FIREABLE(tsynch4_23)
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: NOT FIREABLE(tsynch4_23)
lola: processed formula length: 24
lola: 38 rewrites
lola: closed formula file Kanban-PT-1000-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

FORMULA Kanban-PT-1000-CTLFireability-9 TRUE 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: E (X (E ((NOT FIREABLE(tsynch4_23) U (FIREABLE(tredo2) AND FIREABLE(tredo4))))))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: rewrite Frontend/Parser/formula_rewrite.k:726
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: processed formula: EX(E(NOT FIREABLE(tsynch4_23) U (FIREABLE(tredo2) AND FIREABLE(tredo4))))
lola: processed formula length: 73
lola: 40 rewrites
lola: closed formula file Kanban-PT-1000-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: ========================================
lola: SUBRESULT
lola: result: no
lola: produced by: CTL model checker
lola: The net does not satisfy the given formula.
lola: 1002000 markings, 2001999 edges
lola: ========================================

FORMULA Kanban-PT-1000-CTLFireability-5 FALSE 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 (F (A (X ((NOT FIREABLE(tout1) AND NOT FIREABLE(tok4))))))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: rewrite Frontend/Parser/formula_rewrite.k:734
lola: rewrite Frontend/Parser/formula_rewrite.k:719
lola: processed formula: E(TRUE U AX((NOT FIREABLE(tout1) AND NOT FIREABLE(tok4))))
lola: processed formula length: 58
lola: 40 rewrites
lola: closed formula file Kanban-PT-1000-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: 2973821 markings, 5582709 edges, 594764 markings/sec, 0 secs
lola: 6221239 markings, 11685502 edges, 649484 markings/sec, 5 secs
lola: 8961780 markings, 18549613 edges, 548108 markings/sec, 10 secs
lola: 11921617 markings, 25235600 edges, 591967 markings/sec, 15 secs
lola: 14923775 markings, 31463640 edges, 600432 markings/sec, 20 secs
lola: 17653246 markings, 37985587 edges, 545894 markings/sec, 25 secs
lola: 20161473 markings, 44189931 edges, 501645 markings/sec, 30 secs
lola: 22611877 markings, 49794540 edges, 490081 markings/sec, 35 secs
lola: 24984724 markings, 55226152 edges, 474569 markings/sec, 40 secs
lola: 27341043 markings, 60622344 edges, 471264 markings/sec, 45 secs
lola: 29756493 markings, 66148198 edges, 483090 markings/sec, 50 secs
lola: 32239007 markings, 71644918 edges, 496503 markings/sec, 55 secs
lola: 34573023 markings, 77645485 edges, 466803 markings/sec, 60 secs
lola: 37002167 markings, 83402989 edges, 485829 markings/sec, 65 secs
lola: 39458923 markings, 88983169 edges, 491351 markings/sec, 70 secs
lola: 41840978 markings, 94397872 edges, 476411 markings/sec, 75 secs
lola: 44229824 markings, 99824888 edges, 477769 markings/sec, 80 secs
lola: 46592052 markings, 105190920 edges, 472446 markings/sec, 85 secs
lola: 49106635 markings, 110906827 edges, 502917 markings/sec, 90 secs
lola: 51942036 markings, 117348011 edges, 567080 markings/sec, 95 secs
lola: 54804454 markings, 123852665 edges, 572484 markings/sec, 100 secs
lola: 57749478 markings, 130380610 edges, 589005 markings/sec, 105 secs
lola: 61098816 markings, 136916177 edges, 669868 markings/sec, 110 secs
lola: 63872871 markings, 143591447 edges, 554811 markings/sec, 115 secs
lola: 66702614 markings, 150000535 edges, 565949 markings/sec, 120 secs
lola: 69446329 markings, 157052884 edges, 548743 markings/sec, 125 secs
lola: 72262919 markings, 163829535 edges, 563318 markings/sec, 130 secs
lola: 75000043 markings, 170275959 edges, 547425 markings/sec, 135 secs
lola: 77809682 markings, 176557417 edges, 561928 markings/sec, 140 secs
lola: 80542663 markings, 183583120 edges, 546596 markings/sec, 145 secs
lola: 83492364 markings, 190152431 edges, 589940 markings/sec, 150 secs
lola: 86116001 markings, 196620013 edges, 524727 markings/sec, 155 secs
lola: 86262272 markings, 196995875 edges, 29254 markings/sec, 160 secs
lola: 86284815 markings, 197053672 edges, 4509 markings/sec, 165 secs
lola: Child process aborted or communication problem between parent and child process
lola: subprocess 3 will run for 261 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: (E (F (A (G (NOT FIREABLE(tback2))))) OR (E (F (NOT FIREABLE(tback1))) AND (E (X (FIREABLE(tback3))) AND (E (G (FIREABLE(tredo1))) AND E (X ((FIREABLE(tin4) OR FIREABLE(tback4) OR FIREABLE(tredo2) OR FIREABLE(tsynch1_23))))))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 3 will run for 261 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: E (G (FIREABLE(tredo1)))
lola: ========================================
lola: SUBTASK
lola: checking possible preservation
lola: processed formula: E (G (FIREABLE(tredo1)))
lola: processed formula length: 24
lola: 38 rewrites
lola: closed formula file Kanban-PT-1000-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: 1 markings, 0 edges
lola: ========================================
lola: subprocess 4 will run for 283 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: E (F (A (G (NOT FIREABLE(tback2)))))
lola: ========================================
lola: SUBTASK
lola: checking possible invariance
lola: AGEF init
lola: rewrite Frontend/Parser/formula_rewrite.k:636
lola: rewrite Frontend/Parser/formula_rewrite.k:695
lola: processed formula: FIREABLE(tback2)
lola: processed formula length: 16
lola: 40 rewrites
lola: closed formula file Kanban-PT-1000-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: 4763067 markings, 9181544 edges, 952613 markings/sec, 0 secs
lola: 8802934 markings, 18223157 edges, 807973 markings/sec, 5 secs
lola: 12746168 markings, 27078013 edges, 788647 markings/sec, 10 secs
lola: 16664158 markings, 35920807 edges, 783598 markings/sec, 15 secs
lola: 20521797 markings, 44532646 edges, 771528 markings/sec, 20 secs
lola: 24283687 markings, 53046019 edges, 752378 markings/sec, 25 secs
lola: 28003012 markings, 61412708 edges, 743865 markings/sec, 30 secs
lola: 31670580 markings, 69619499 edges, 733514 markings/sec, 35 secs
lola: 35364325 markings, 77964987 edges, 738749 markings/sec, 40 secs
lola: 38997404 markings, 86107512 edges, 726616 markings/sec, 45 secs
lola: 42518651 markings, 94055617 edges, 704249 markings/sec, 50 secs
lola: 46042451 markings, 101920330 edges, 704760 markings/sec, 55 secs
lola: 49490075 markings, 109665493 edges, 689525 markings/sec, 60 secs
lola: 52492191 markings, 116499365 edges, 600423 markings/sec, 65 secs
lola: 55499928 markings, 123249733 edges, 601547 markings/sec, 70 secs
lola: 58529057 markings, 130007078 edges, 605826 markings/sec, 75 secs
lola: 61817990 markings, 137460415 edges, 657787 markings/sec, 80 secs
lola: 65385449 markings, 145423173 edges, 713492 markings/sec, 85 secs
lola: 68878729 markings, 153345817 edges, 698656 markings/sec, 90 secs
lola: 72313629 markings, 161081122 edges, 686980 markings/sec, 95 secs
lola: 75838381 markings, 168931583 edges, 704950 markings/sec, 100 secs
lola: 79175721 markings, 176425682 edges, 667468 markings/sec, 105 secs
lola: 82504372 markings, 183920510 edges, 665730 markings/sec, 110 secs
lola: 85844336 markings, 191455897 edges, 667993 markings/sec, 115 secs
lola: 89098134 markings, 198837890 edges, 650760 markings/sec, 120 secs
lola: 92381300 markings, 206211189 edges, 656633 markings/sec, 125 secs
lola: 95803041 markings, 213850996 edges, 684348 markings/sec, 130 secs
lola: 99153875 markings, 221365157 edges, 670167 markings/sec, 135 secs
lola: 102390941 markings, 228758206 edges, 647413 markings/sec, 140 secs
lola: 105756483 markings, 236208079 edges, 673108 markings/sec, 145 secs
lola: 109040368 markings, 243683216 edges, 656777 markings/sec, 150 secs
lola: 112397514 markings, 251166768 edges, 671429 markings/sec, 155 secs
lola: 115741563 markings, 258740425 edges, 668810 markings/sec, 160 secs
lola: 119072035 markings, 266158437 edges, 666094 markings/sec, 165 secs
lola: 122249546 markings, 273412075 edges, 635502 markings/sec, 170 secs
lola: 125540232 markings, 280736921 edges, 658137 markings/sec, 175 secs
lola: 128870929 markings, 288198915 edges, 666139 markings/sec, 180 secs
lola: 131816281 markings, 294842948 edges, 589070 markings/sec, 185 secs
lola: Child process aborted or communication problem between parent and child process
lola: SUBRESULT
lola: result: unknown
lola: The Boolean predicate may be true or false.
lola: ========================================
lola: subprocess 4 will run for 267 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: (((NOT FIREABLE(tredo3) OR NOT FIREABLE(tredo4) OR NOT FIREABLE(tback1)) OR (E (X ((FIREABLE(tok2) AND FIREABLE(tout1)))) OR E (F ((NOT FIREABLE(tback4) OR NOT FIREABLE(tsynch4_23)))))) AND (A (F (FIREABLE(tin4))) AND E (F (FIREABLE(tok1)))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 4 will run for 267 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: E (F ((NOT FIREABLE(tback4) OR NOT FIREABLE(tsynch4_23))))
lola: ========================================
lola: SUBTASK
lola: checking reachability
lola: Planning: workflow for reachability check: stateequation||search (--findpath=off)
lola: rewrite Frontend/Parser/formula_rewrite.k:625
lola: processed formula: E (F ((NOT FIREABLE(tback4) OR NOT FIREABLE(tsynch4_23))))
lola: processed formula length: 59
lola: 39 rewrites
lola: closed formula file Kanban-PT-1000-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:625
lola: SUBRESULT
lola: result: yes
lola: produced by: state space
lola: formula 0: (NOT FIREABLE(tback4) OR NOT FIREABLE(tsynch4_23))
lola: The predicate is reachable.
lola: 0 markings, 0 edges
lola: ========================================
lola: subprocess 5 will run for 291 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: E (F (FIREABLE(tok1)))
lola: ========================================
lola: SUBTASK
lola: checking reachability
lola: Planning: workflow for reachability check: stateequation||search (--findpath=off)
lola: rewrite Frontend/Parser/formula_rewrite.k:625
lola: processed formula: E (F (FIREABLE(tok1)))
lola: processed formula length: 22
lola: 39 rewrites
lola: closed formula file Kanban-PT-1000-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:625
lola: formula 0: FIREABLE(tok1)
lola: state equation: Generated DNF with 1 literals and 1 conjunctive subformulas
lola: SUBRESULT
lola: result: yes
lola: produced by: state space
lola: The predicate is reachable.
lola: 7 markings, 6 edges
lola: ========================================
lola: subprocess 6 will run for 320 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (F (FIREABLE(tin4)))
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(tin4)
lola: processed formula length: 18
lola: 40 rewrites
lola: closed formula file Kanban-PT-1000-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: 1 markings, 0 edges
lola: ========================================
lola: SUBRESULT
lola: result: yes
lola: The Boolean predicate is true.
lola: ========================================

FORMULA Kanban-PT-1000-CTLFireability-10 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: subprocess 5 will run for 291 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: E (G ((A ((FIREABLE(tredo4) U FIREABLE(tredo1))) AND E (X (FIREABLE(tredo2))))))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: rewrite Frontend/Parser/formula_rewrite.k:739
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:724
lola: rewrite Frontend/Parser/formula_rewrite.k:315
lola: processed formula: NOT(A(TRUE U (NOT(A(FIREABLE(tredo4) U FIREABLE(tredo1))) OR NOT(EX(FIREABLE(tredo2))))))
lola: processed formula length: 89
lola: 42 rewrites
lola: closed formula file Kanban-PT-1000-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: no
lola: produced by: CTL model checker
lola: The net does not satisfy the given formula.
lola: 1 markings, 1 edges
lola: ========================================

FORMULA Kanban-PT-1000-CTLFireability-14 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: subprocess 6 will run for 320 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: (E (G (NOT FIREABLE(tredo3))) OR (E (X (((FIREABLE(tok3) OR FIREABLE(tback1)) AND NOT FIREABLE(tok2)))) OR NOT FIREABLE(tok1)))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 6 will run for 320 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: NOT FIREABLE(tok1)
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: NOT FIREABLE(tok1)
lola: processed formula length: 18
lola: 38 rewrites
lola: closed formula file Kanban-PT-1000-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: SUBRESULT
lola: result: yes
lola: The Boolean predicate is true.
========================================
lola: ========================================

FORMULA Kanban-PT-1000-CTLFireability-15 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: subprocess 7 will run for 356 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: E (G (FIREABLE(tok3)))
lola: ========================================
lola: SUBTASK
lola: checking possible preservation
lola: processed formula: E (G (FIREABLE(tok3)))
lola: processed formula length: 22
lola: 38 rewrites
lola: closed formula file Kanban-PT-1000-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: 1 markings, 0 edges
lola: ========================================

FORMULA Kanban-PT-1000-CTLFireability-13 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: subprocess 8 will run for 400 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (G (E (F (FIREABLE(tredo2)))))
lola: ========================================
lola: SUBTASK
lola: checking liveness
lola: AGEF init
lola: rewrite Frontend/Parser/formula_rewrite.k:617
lola: processed formula: FIREABLE(tredo2)
lola: processed formula length: 16
lola: 39 rewrites
lola: closed formula file Kanban-PT-1000-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: 3429419 markings, 7805880 edges, 685884 markings/sec, 0 secs
lola: 6400888 markings, 15232157 edges, 594294 markings/sec, 5 secs
lola: 9686346 markings, 23443432 edges, 657092 markings/sec, 10 secs
lola: 13050107 markings, 31851881 edges, 672752 markings/sec, 15 secs
lola: 16458764 markings, 40371854 edges, 681731 markings/sec, 20 secs
lola: 19835614 markings, 48811066 edges, 675370 markings/sec, 25 secs
lola: 23087586 markings, 56940335 edges, 650394 markings/sec, 30 secs
lola: 26361487 markings, 65124393 edges, 654780 markings/sec, 35 secs
lola: 29572415 markings, 73148336 edges, 642186 markings/sec, 40 secs
lola: 32809446 markings, 81238791 edges, 647406 markings/sec, 45 secs
lola: 36043559 markings, 89323559 edges, 646823 markings/sec, 50 secs
lola: 39199396 markings, 97211948 edges, 631167 markings/sec, 55 secs
lola: 42335109 markings, 105049772 edges, 627143 markings/sec, 60 secs
lola: 45251385 markings, 112339081 edges, 583255 markings/sec, 65 secs
lola: 47975665 markings, 119147733 edges, 544856 markings/sec, 70 secs
lola: 50669928 markings, 125881208 edges, 538853 markings/sec, 75 secs
lola: 53465327 markings, 132870589 edges, 559080 markings/sec, 80 secs
lola: 56452734 markings, 140336673 edges, 597481 markings/sec, 85 secs
lola: 59437527 markings, 147798285 edges, 596959 markings/sec, 90 secs
lola: 62429188 markings, 155275401 edges, 598332 markings/sec, 95 secs
lola: 65233124 markings, 162282955 edges, 560787 markings/sec, 100 secs
lola: 67880630 markings, 168899929 edges, 529501 markings/sec, 105 secs
lola: 70485250 markings, 175411834 edges, 520924 markings/sec, 110 secs
lola: 73169778 markings, 182121336 edges, 536906 markings/sec, 115 secs
lola: 76186437 markings, 189660905 edges, 603332 markings/sec, 120 secs
lola: 79215940 markings, 197233929 edges, 605901 markings/sec, 125 secs
lola: 82247241 markings, 204809954 edges, 606260 markings/sec, 130 secs
lola: 85058812 markings, 211836734 edges, 562314 markings/sec, 135 secs
lola: 87642298 markings, 218294055 edges, 516697 markings/sec, 140 secs
lola: 90207418 markings, 224706515 edges, 513024 markings/sec, 145 secs
lola: 92760057 markings, 231086000 edges, 510528 markings/sec, 150 secs
lola: 95735519 markings, 238522261 edges, 595092 markings/sec, 155 secs
lola: 98737266 markings, 246025055 edges, 600349 markings/sec, 160 secs
lola: 101708770 markings, 253453051 edges, 594301 markings/sec, 165 secs
lola: 104705948 markings, 260944362 edges, 599436 markings/sec, 170 secs
lola: 107582483 markings, 268134565 edges, 575307 markings/sec, 175 secs
lola: 110445582 markings, 275292984 edges, 572620 markings/sec, 180 secs
lola: 113351673 markings, 282556515 edges, 581218 markings/sec, 185 secs
lola: 116232965 markings, 289756766 edges, 576258 markings/sec, 190 secs
lola: 118860138 markings, 296323647 edges, 525435 markings/sec, 195 secs
lola: 121498702 markings, 302919139 edges, 527713 markings/sec, 200 secs
lola: 124025155 markings, 309232791 edges, 505291 markings/sec, 205 secs
lola: 126517612 markings, 315465358 edges, 498491 markings/sec, 210 secs
lola: 129115491 markings, 321956945 edges, 519576 markings/sec, 215 secs
lola: 131813517 markings, 328699486 edges, 539605 markings/sec, 220 secs
lola: 134779489 markings, 336112756 edges, 593194 markings/sec, 225 secs
lola: 137736787 markings, 343505154 edges, 591460 markings/sec, 230 secs
lola: 140562281 markings, 350567152 edges, 565099 markings/sec, 235 secs
lola: 140584867 markings, 350623663 edges, 4517 markings/sec, 240 secs
lola: 140592936 markings, 350643737 edges, 1614 markings/sec, 245 secs
lola: 140602380 markings, 350667689 edges, 1889 markings/sec, 250 secs
lola: 140628836 markings, 350733655 edges, 5291 markings/sec, 255 secs
lola: 140648134 markings, 350781867 edges, 3860 markings/sec, 260 secs
lola: 140682371 markings, 350867934 edges, 6847 markings/sec, 265 secs
lola: Child process aborted or communication problem between parent and child process
lola: subprocess 9 will run for 419 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (G (E (F (FIREABLE(tback1)))))
lola: ========================================
lola: SUBTASK
lola: checking liveness
lola: AGEF init
lola: rewrite Frontend/Parser/formula_rewrite.k:617
lola: processed formula: FIREABLE(tback1)
lola: processed formula length: 16
lola: 39 rewrites
lola: closed formula file Kanban-PT-1000-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: 3426699 markings, 9055508 edges, 685340 markings/sec, 0 secs
lola: 6572975 markings, 17853473 edges, 629255 markings/sec, 5 secs
lola: 9624393 markings, 26509708 edges, 610284 markings/sec, 10 secs
lola: 12579330 markings, 35052171 edges, 590987 markings/sec, 15 secs
lola: 15403832 markings, 43228879 edges, 564900 markings/sec, 20 secs
lola: 18214090 markings, 51398888 edges, 562052 markings/sec, 25 secs
lola: 20966602 markings, 59467462 edges, 550502 markings/sec, 30 secs
lola: 23713105 markings, 67521517 edges, 549301 markings/sec, 35 secs
lola: 26467506 markings, 75568582 edges, 550880 markings/sec, 40 secs
lola: 29169193 markings, 83599413 edges, 540337 markings/sec, 45 secs
lola: 31851903 markings, 91585073 edges, 536542 markings/sec, 50 secs
lola: 34634458 markings, 99879265 edges, 556511 markings/sec, 55 secs
lola: 37375487 markings, 108101595 edges, 548206 markings/sec, 60 secs
lola: 40132553 markings, 116344666 edges, 551413 markings/sec, 65 secs
lola: 42912722 markings, 124615174 edges, 556034 markings/sec, 70 secs
lola: 45636101 markings, 132828950 edges, 544676 markings/sec, 75 secs
lola: 48357114 markings, 141039430 edges, 544203 markings/sec, 80 secs
lola: 51099064 markings, 149285186 edges, 548390 markings/sec, 85 secs
lola: 53808643 markings, 157485100 edges, 541916 markings/sec, 90 secs
lola: 56506820 markings, 165658836 edges, 539635 markings/sec, 95 secs
lola: 59199177 markings, 173800076 edges, 538471 markings/sec, 100 secs
lola: 61907527 markings, 181997045 edges, 541670 markings/sec, 105 secs
lola: 64593357 markings, 190161193 edges, 537166 markings/sec, 110 secs
lola: 67270573 markings, 198292456 edges, 535443 markings/sec, 115 secs
lola: 69882470 markings, 206254980 edges, 522379 markings/sec, 120 secs
lola: 72492768 markings, 214183452 edges, 522060 markings/sec, 125 secs
lola: 75047570 markings, 221995715 edges, 510960 markings/sec, 130 secs
lola: 77665988 markings, 230005767 edges, 523684 markings/sec, 135 secs
lola: 80258937 markings, 237921905 edges, 518590 markings/sec, 140 secs
lola: 82821811 markings, 245766040 edges, 512575 markings/sec, 145 secs
lola: 85389401 markings, 253607250 edges, 513518 markings/sec, 150 secs
lola: 87919131 markings, 261378311 edges, 505946 markings/sec, 155 secs
lola: 90480763 markings, 269135622 edges, 512326 markings/sec, 160 secs
lola: 93058587 markings, 277046713 edges, 515565 markings/sec, 165 secs
lola: 95774467 markings, 285369397 edges, 543176 markings/sec, 170 secs
lola: 98407508 markings, 293470310 edges, 526608 markings/sec, 175 secs
lola: 101086485 markings, 301698890 edges, 535795 markings/sec, 180 secs
lola: 103790576 markings, 309938935 edges, 540818 markings/sec, 185 secs
lola: 106412459 markings, 318016760 edges, 524377 markings/sec, 190 secs
lola: 108938327 markings, 325849868 edges, 505174 markings/sec, 195 secs
lola: 111468880 markings, 333540117 edges, 506111 markings/sec, 200 secs
lola: 113975779 markings, 341286391 edges, 501380 markings/sec, 205 secs
lola: 116512366 markings, 349066457 edges, 507317 markings/sec, 210 secs
lola: 119119198 markings, 357098429 edges, 521366 markings/sec, 215 secs
lola: 121667251 markings, 364952175 edges, 509611 markings/sec, 220 secs
lola: 124190810 markings, 372783987 edges, 504712 markings/sec, 225 secs
lola: 126708214 markings, 380512403 edges, 503481 markings/sec, 230 secs
lola: 129208948 markings, 388230807 edges, 500147 markings/sec, 235 secs
lola: 131654664 markings, 395820900 edges, 489143 markings/sec, 240 secs
lola: 134185913 markings, 403619574 edges, 506250 markings/sec, 245 secs
lola: 135244345 markings, 406900942 edges, 211686 markings/sec, 250 secs
lola: 135264944 markings, 406963184 edges, 4120 markings/sec, 255 secs
lola: 135301332 markings, 407080182 edges, 7278 markings/sec, 260 secs
lola: 135328407 markings, 407164259 edges, 5415 markings/sec, 265 secs
lola: 135350486 markings, 407231339 edges, 4416 markings/sec, 270 secs
lola: Child process aborted or communication problem between parent and child process
lola: subprocess 10 will run for 442 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: E (G ((FIREABLE(tback1) OR A (F ((FIREABLE(tback4) OR FIREABLE(tok3)))))))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: rewrite Frontend/Parser/formula_rewrite.k:732
lola: rewrite Frontend/Parser/formula_rewrite.k:724
lola: rewrite Frontend/Parser/formula_rewrite.k:318
lola: rewrite Frontend/Parser/formula_rewrite.k:297
lola: processed formula: NOT(A(TRUE U (NOT FIREABLE(tback1) AND NOT(A(TRUE U (FIREABLE(tback4) OR FIREABLE(tok3)))))))
lola: processed formula length: 94
lola: 42 rewrites
lola: closed formula file Kanban-PT-1000-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: 1502501 markings, 2002006 edges
lola: ========================================

FORMULA Kanban-PT-1000-CTLFireability-8 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: subprocess 11 will run for 530 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (((FIREABLE(tback1) OR FIREABLE(tok2)) R E (G (NOT FIREABLE(tsynch1_23)))))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: rewrite Frontend/Parser/formula_rewrite.k:724
lola: rewrite Frontend/Parser/formula_rewrite.k:742
lola: rewrite Frontend/Parser/formula_rewrite.k:300
lola: rewrite Frontend/Parser/formula_rewrite.k:300
lola: rewrite Frontend/Parser/formula_rewrite.k:312
lola: processed formula: NOT(E((NOT FIREABLE(tback1) AND NOT FIREABLE(tok2)) U A(TRUE U FIREABLE(tsynch1_23))))
lola: processed formula length: 86
lola: 43 rewrites
lola: closed formula file Kanban-PT-1000-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: 1782538 markings, 7272886 edges, 356508 markings/sec, 0 secs
lola: 3294128 markings, 14007383 edges, 302318 markings/sec, 5 secs
lola: 4758931 markings, 20626099 edges, 292961 markings/sec, 10 secs
lola: 6242507 markings, 27289945 edges, 296715 markings/sec, 15 secs
lola: 7697588 markings, 33787710 edges, 291016 markings/sec, 20 secs
lola: 9093697 markings, 40212805 edges, 279222 markings/sec, 25 secs
lola: 10593184 markings, 46730748 edges, 299897 markings/sec, 30 secs
lola: 11913749 markings, 53000242 edges, 264113 markings/sec, 35 secs
lola: 13423002 markings, 59331338 edges, 301851 markings/sec, 40 secs
lola: 14703895 markings, 65387785 edges, 256179 markings/sec, 45 secs
lola: 16171973 markings, 71789590 edges, 293616 markings/sec, 50 secs
lola: 17550022 markings, 78100591 edges, 275610 markings/sec, 55 secs
lola: 18923745 markings, 84306759 edges, 274745 markings/sec, 60 secs
lola: 20320993 markings, 90418204 edges, 279450 markings/sec, 65 secs
lola: 21592924 markings, 96440039 edges, 254386 markings/sec, 70 secs
lola: 23074077 markings, 102657179 edges, 296231 markings/sec, 75 secs
lola: 24340536 markings, 108652825 edges, 253292 markings/sec, 80 secs
lola: 25731449 markings, 114798190 edges, 278183 markings/sec, 85 secs
lola: 27072096 markings, 120795207 edges, 268129 markings/sec, 90 secs
lola: 28329427 markings, 126717666 edges, 251466 markings/sec, 95 secs
lola: 29809764 markings, 132987523 edges, 296067 markings/sec, 100 secs
lola: 31045642 markings, 138832138 edges, 247176 markings/sec, 105 secs
lola: 32411131 markings, 144746247 edges, 273098 markings/sec, 110 secs
lola: 33699250 markings, 150586669 edges, 257624 markings/sec, 115 secs
lola: 34911790 markings, 156284749 edges, 242508 markings/sec, 120 secs
lola: 36308940 markings, 162119680 edges, 279430 markings/sec, 125 secs
lola: 37549936 markings, 168002532 edges, 248199 markings/sec, 130 secs
lola: 38900048 markings, 173932084 edges, 270022 markings/sec, 135 secs
lola: 40170975 markings, 179619586 edges, 254185 markings/sec, 140 secs
lola: 41361277 markings, 185233915 edges, 238060 markings/sec, 145 secs
lola: 42755180 markings, 191082119 edges, 278781 markings/sec, 150 secs
lola: 43959304 markings, 196745769 edges, 240825 markings/sec, 155 secs
lola: 45286966 markings, 202666399 edges, 265532 markings/sec, 160 secs
lola: 46626148 markings, 208654571 edges, 267836 markings/sec, 165 secs
lola: 47978763 markings, 214794566 edges, 270523 markings/sec, 170 secs
lola: 49343487 markings, 220855883 edges, 272945 markings/sec, 175 secs
lola: 50673653 markings, 226915416 edges, 266033 markings/sec, 180 secs
lola: 52052844 markings, 233032460 edges, 275838 markings/sec, 185 secs
lola: 53409180 markings, 239160763 edges, 271267 markings/sec, 190 secs
lola: 54749998 markings, 245157855 edges, 268164 markings/sec, 195 secs
lola: 56151026 markings, 251413526 edges, 280206 markings/sec, 200 secs
lola: 57453486 markings, 257334893 edges, 260492 markings/sec, 205 secs
lola: 58797985 markings, 263316128 edges, 268900 markings/sec, 210 secs
lola: 60120341 markings, 269325671 edges, 264471 markings/sec, 215 secs
lola: 61483506 markings, 275335560 edges, 272633 markings/sec, 220 secs
lola: 62773048 markings, 281259979 edges, 257908 markings/sec, 225 secs
lola: 64156637 markings, 287296803 edges, 276718 markings/sec, 230 secs
lola: 65439056 markings, 293278982 edges, 256484 markings/sec, 235 secs
lola: 66858741 markings, 299344027 edges, 283937 markings/sec, 240 secs
lola: 68072641 markings, 305141974 edges, 242780 markings/sec, 245 secs
lola: 69502780 markings, 311270799 edges, 286028 markings/sec, 250 secs
lola: 70740103 markings, 317203231 edges, 247465 markings/sec, 255 secs
lola: 72146692 markings, 323214106 edges, 281318 markings/sec, 260 secs
lola: 73475730 markings, 329320970 edges, 265808 markings/sec, 265 secs
lola: 74815768 markings, 335315195 edges, 268008 markings/sec, 270 secs
lola: 76194274 markings, 341362219 edges, 275701 markings/sec, 275 secs
lola: 77445851 markings, 347217094 edges, 250315 markings/sec, 280 secs
lola: 78833782 markings, 353155797 edges, 277586 markings/sec, 285 secs
lola: 80064508 markings, 359072897 edges, 246145 markings/sec, 290 secs
lola: 81463314 markings, 365081117 edges, 279761 markings/sec, 295 secs
lola: 82757854 markings, 370992568 edges, 258908 markings/sec, 300 secs
lola: 84061203 markings, 376847242 edges, 260670 markings/sec, 305 secs
lola: 85410969 markings, 382744603 edges, 269953 markings/sec, 310 secs
lola: 86689460 markings, 388798338 edges, 255698 markings/sec, 315 secs
lola: 88127458 markings, 395054148 edges, 287600 markings/sec, 320 secs
lola: 89490240 markings, 401096992 edges, 272556 markings/sec, 325 secs
lola: 90744768 markings, 406973119 edges, 250906 markings/sec, 330 secs
lola: 92128340 markings, 412944675 edges, 276714 markings/sec, 335 secs
lola: 93439692 markings, 418950136 edges, 262270 markings/sec, 340 secs
lola: 94736510 markings, 424839776 edges, 259364 markings/sec, 345 secs
lola: 96117902 markings, 430817333 edges, 276278 markings/sec, 350 secs
lola: 97353642 markings, 436634266 edges, 247148 markings/sec, 355 secs
lola: 98665735 markings, 442408347 edges, 262419 markings/sec, 360 secs
lola: 100005750 markings, 448285141 edges, 268003 markings/sec, 365 secs
lola: 101204817 markings, 453965018 edges, 239813 markings/sec, 370 secs
lola: 102426859 markings, 459112581 edges, 244408 markings/sec, 375 secs
lola: 103478488 markings, 464083618 edges, 210326 markings/sec, 380 secs
lola: 104617114 markings, 469116538 edges, 227725 markings/sec, 385 secs
lola: 105743142 markings, 474168237 edges, 225206 markings/sec, 390 secs
lola: 106838470 markings, 479214173 edges, 219066 markings/sec, 395 secs
lola: 108048938 markings, 484495404 edges, 242094 markings/sec, 400 secs
lola: 109314512 markings, 490185897 edges, 253115 markings/sec, 405 secs
lola: 110545020 markings, 495881964 edges, 246102 markings/sec, 410 secs
lola: 111932428 markings, 501961124 edges, 277482 markings/sec, 415 secs
lola: 113330828 markings, 508112167 edges, 279680 markings/sec, 420 secs
lola: 114635411 markings, 514128592 edges, 260917 markings/sec, 425 secs
lola: 115912749 markings, 520004352 edges, 255468 markings/sec, 430 secs
lola: 117261904 markings, 525900459 edges, 269831 markings/sec, 435 secs
lola: 118594525 markings, 531732441 edges, 266524 markings/sec, 440 secs
lola: 119808417 markings, 537468792 edges, 242778 markings/sec, 445 secs
lola: 121097086 markings, 543204254 edges, 257734 markings/sec, 450 secs
lola: 122414648 markings, 548951805 edges, 263512 markings/sec, 455 secs
lola: 123671232 markings, 554675788 edges, 251317 markings/sec, 460 secs
lola: 124932153 markings, 560552664 edges, 252184 markings/sec, 465 secs
lola: 126270330 markings, 566431450 edges, 267635 markings/sec, 470 secs
lola: 127613907 markings, 572343037 edges, 268715 markings/sec, 475 secs
lola: 128903519 markings, 578078007 edges, 257922 markings/sec, 480 secs
lola: 130173102 markings, 583961771 edges, 253917 markings/sec, 485 secs
lola: 131447445 markings, 589760993 edges, 254869 markings/sec, 490 secs
lola: 132776984 markings, 595619998 edges, 265908 markings/sec, 495 secs
lola: 134096408 markings, 601431168 edges, 263885 markings/sec, 500 secs
lola: 135424593 markings, 607324338 edges, 265637 markings/sec, 505 secs
lola: 136730717 markings, 613305422 edges, 261225 markings/sec, 510 secs
lola: 138017338 markings, 619210355 edges, 257324 markings/sec, 515 secs
lola: 139302159 markings, 625045351 edges, 256964 markings/sec, 520 secs
lola: local time limit reached - aborting
lola:
preliminary result: unknown unknown unknown unknown unknown no unknown unknown yes yes yes unknown unknown no no yes
lola: Child process aborted or communication problem between parent and child process
lola: subprocess 12 will run for 530 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: E (F ((A (G (FIREABLE(tredo3))) AND ((NOT FIREABLE(tredo3) AND NOT FIREABLE(tok1)) AND (FIREABLE(tredo4) OR FIREABLE(tredo1))))))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: rewrite Frontend/Parser/formula_rewrite.k:737
lola: rewrite Frontend/Parser/formula_rewrite.k:719
lola: rewrite Frontend/Parser/formula_rewrite.k:297
lola: processed formula: E(TRUE U (NOT(E(TRUE U NOT FIREABLE(tredo3))) AND ((NOT FIREABLE(tredo3) AND NOT FIREABLE(tok1)) AND (FIREABLE(tredo4) OR FIREABLE(tredo1)))))
lola: processed formula length: 143
lola: 41 rewrites
lola: closed formula file Kanban-PT-1000-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: 2493896 markings, 7557021 edges, 498779 markings/sec, 0 secs
lola: 5187827 markings, 15607268 edges, 538786 markings/sec, 5 secs
lola: 7392382 markings, 22471193 edges, 440911 markings/sec, 10 secs
lola: 9704528 markings, 30294573 edges, 462429 markings/sec, 15 secs
lola: 12216097 markings, 38331388 edges, 502314 markings/sec, 20 secs
lola: 14721897 markings, 46109781 edges, 501160 markings/sec, 25 secs
lola: 16732409 markings, 52684207 edges, 402102 markings/sec, 30 secs
lola: 18986050 markings, 60307694 edges, 450728 markings/sec, 35 secs
lola: 21403512 markings, 68203222 edges, 483492 markings/sec, 40 secs
lola: 23906143 markings, 76146883 edges, 500526 markings/sec, 45 secs
lola: 26403246 markings, 84066568 edges, 499421 markings/sec, 50 secs
lola: 28584977 markings, 90996271 edges, 436346 markings/sec, 55 secs
lola: 30724607 markings, 97786136 edges, 427926 markings/sec, 60 secs
lola: 32896706 markings, 104680100 edges, 434420 markings/sec, 65 secs
lola: 35235175 markings, 112101291 edges, 467694 markings/sec, 70 secs
lola: 37692984 markings, 119900725 edges, 491562 markings/sec, 75 secs
lola: 40166349 markings, 127750404 edges, 494673 markings/sec, 80 secs
lola: 42697728 markings, 135784044 edges, 506276 markings/sec, 85 secs
lola: 45319522 markings, 143334959 edges, 524359 markings/sec, 90 secs
lola: 47826068 markings, 150488310 edges, 501309 markings/sec, 95 secs
lola: 49875202 markings, 157386479 edges, 409827 markings/sec, 100 secs
lola: 52127096 markings, 164884144 edges, 450379 markings/sec, 105 secs
lola: 54394255 markings, 171795607 edges, 453432 markings/sec, 110 secs
lola: 56437344 markings, 178679485 edges, 408618 markings/sec, 115 secs
lola: 58640824 markings, 185997464 edges, 440696 markings/sec, 120 secs
lola: 60530635 markings, 192087283 edges, 377962 markings/sec, 125 secs
lola: 62406658 markings, 198421704 edges, 375205 markings/sec, 130 secs
lola: 64436678 markings, 204926823 edges, 406004 markings/sec, 135 secs
lola: 66321031 markings, 210733218 edges, 376871 markings/sec, 140 secs
lola: 68321234 markings, 217493102 edges, 400041 markings/sec, 145 secs
lola: 70360375 markings, 224168924 edges, 407828 markings/sec, 150 secs
lola: 72060105 markings, 229726974 edges, 339946 markings/sec, 155 secs
lola: 73893015 markings, 235911865 edges, 366582 markings/sec, 160 secs
lola: 75924727 markings, 242548966 edges, 406342 markings/sec, 165 secs
lola: 77777382 markings, 248473181 edges, 370531 markings/sec, 170 secs
lola: 79218464 markings, 253786878 edges, 288216 markings/sec, 175 secs
lola: 80661655 markings, 259162134 edges, 288638 markings/sec, 180 secs
lola: 82062777 markings, 264406897 edges, 280224 markings/sec, 185 secs
lola: 83390806 markings, 269396607 edges, 265606 markings/sec, 190 secs
lola: 84730814 markings, 274406433 edges, 268002 markings/sec, 195 secs
lola: 86044043 markings, 279342114 edges, 262646 markings/sec, 200 secs
lola: 87412714 markings, 284397884 edges, 273734 markings/sec, 205 secs
lola: 88932751 markings, 289472801 edges, 304007 markings/sec, 210 secs
lola: 90844626 markings, 295943926 edges, 382375 markings/sec, 215 secs
lola: 92805284 markings, 302284537 edges, 392132 markings/sec, 220 secs
lola: 94297962 markings, 307625018 edges, 298536 markings/sec, 225 secs
lola: 95610353 markings, 312559480 edges, 262478 markings/sec, 230 secs
lola: 96981983 markings, 317702473 edges, 274326 markings/sec, 235 secs
lola: 98506708 markings, 323415526 edges, 304945 markings/sec, 240 secs
lola: 99876689 markings, 328599322 edges, 273996 markings/sec, 245 secs
lola: 101266380 markings, 333850080 edges, 277938 markings/sec, 250 secs
lola: 102610811 markings, 338896062 edges, 268886 markings/sec, 255 secs
lola: 104073165 markings, 344385503 edges, 292471 markings/sec, 260 secs
lola: 105572481 markings, 350084024 edges, 299863 markings/sec, 265 secs
lola: 106978839 markings, 355337926 edges, 281272 markings/sec, 270 secs
lola: 108409508 markings, 360616413 edges, 286134 markings/sec, 275 secs
lola: 110079536 markings, 366204702 edges, 334006 markings/sec, 280 secs
lola: 112091611 markings, 373014180 edges, 402415 markings/sec, 285 secs
lola: 114245754 markings, 379555701 edges, 430829 markings/sec, 290 secs
lola: 115626753 markings, 384795389 edges, 276200 markings/sec, 295 secs
lola: 116991220 markings, 389991197 edges, 272893 markings/sec, 300 secs
lola: 118394781 markings, 395284105 edges, 280712 markings/sec, 305 secs
lola: 119814328 markings, 400589677 edges, 283909 markings/sec, 310 secs
lola: 121241524 markings, 405943307 edges, 285439 markings/sec, 315 secs
lola: 122639148 markings, 411230624 edges, 279525 markings/sec, 320 secs
lola: 124013925 markings, 416487160 edges, 274955 markings/sec, 325 secs
lola: 125479760 markings, 421836241 edges, 293167 markings/sec, 330 secs
lola: 126758547 markings, 426115475 edges, 255757 markings/sec, 335 secs
lola: 126773034 markings, 426163745 edges, 2897 markings/sec, 340 secs
lola: 126780877 markings, 426191515 edges, 1569 markings/sec, 345 secs
lola: 126806005 markings, 426276998 edges, 5026 markings/sec, 350 secs
lola: 126833743 markings, 426370474 edges, 5548 markings/sec, 355 secs
lola: 126857270 markings, 426449499 edges, 4705 markings/sec, 360 secs
lola: 126865256 markings, 426477191 edges, 1597 markings/sec, 365 secs
lola: 126887538 markings, 426551833 edges, 4456 markings/sec, 370 secs
lola: Child process aborted or communication problem between parent and child process
lola: subprocess 13 will run for 581 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: (FIREABLE(tok1) OR A (G (FIREABLE(tin4))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 13 will run for 581 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: FIREABLE(tok1)
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: FIREABLE(tok1)
lola: processed formula length: 14
lola: 38 rewrites
lola: closed formula file Kanban-PT-1000-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 14 will run for 872 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (G (FIREABLE(tin4)))
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(tin4)))
lola: processed formula length: 22
lola: 40 rewrites
lola: closed formula file Kanban-PT-1000-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(tin4)
lola: state equation: Generated DNF with 1 literals and 1 conjunctive subformulas
lola: SUBRESULT
lola: result: no
lola: produced by: state space
lola: The predicate is not invariant.
lola: 1001 markings, 1000 edges
lola: SUBRESULT
lola: result: no
lola: The Boolean predicate is false.
lola: ========================================

lola: state equation: write sara problem file to Kanban-PT-1000-CTLFireability-14-0.sara
lola: ========================================
FORMULA Kanban-PT-1000-CTLFireability-2 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: subprocess 14 will run for 872 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: (E (G ((NOT FIREABLE(tsynch1_23) OR NOT FIREABLE(tredo3)))) AND (NOT FIREABLE(tback4) AND (FIREABLE(tback2) OR (FIREABLE(tin4) AND FIREABLE(tback2)))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: Child process aborted or communication problem between parent and child process
lola: subprocess 15 will run for 1633 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: (((NOT FIREABLE(tok3) AND (NOT FIREABLE(tredo1) OR NOT FIREABLE(tok3) OR FIREABLE(tback4))) OR NOT FIREABLE(tok2)) OR A (F ((NOT FIREABLE(tredo4) OR NOT FIREABLE(tback2) OR (NOT FIREABLE(tin4) AND NOT FIREABLE(tback3))))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 15 will run for 1633 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: ((NOT FIREABLE(tok3) AND (NOT FIREABLE(tredo1) OR NOT FIREABLE(tok3) OR FIREABLE(tback4))) OR NOT FIREABLE(tok2))
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: ((NOT FIREABLE(tok3) AND (NOT FIREABLE(tredo1) OR NOT FIREABLE(tok3) OR FIREABLE(tback4))) OR NOT FIREABLE(tok2))
lola: processed formula length: 116
lola: 38 rewrites
lola: closed formula file Kanban-PT-1000-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: SUBRESULT
lola: result: yes
lola: The Boolean predicate is true.

FORMULA Kanban-PT-1000-CTLFireability-11 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: ========================================
lola: ========================================
lola: ...considering subproblem: E (F (A (X ((NOT FIREABLE(tout1) AND NOT FIREABLE(tok4))))))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: rewrite Frontend/Parser/formula_rewrite.k:734
lola: rewrite Frontend/Parser/formula_rewrite.k:719
lola: processed formula: E(TRUE U AX((NOT FIREABLE(tout1) AND NOT FIREABLE(tok4))))
lola: processed formula length: 58
lola: 40 rewrites
lola: closed formula file Kanban-PT-1000-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: 2977930 markings, 5590870 edges, 595586 markings/sec, 0 secs
lola: 6170077 markings, 11582978 edges, 638429 markings/sec, 5 secs
lola: 8857146 markings, 18280217 edges, 537414 markings/sec, 10 secs
lola: 11706291 markings, 24787925 edges, 569829 markings/sec, 15 secs
lola: 14529664 markings, 30655271 edges, 564675 markings/sec, 20 secs
lola: 17206283 markings, 36836488 edges, 535324 markings/sec, 25 secs
lola: 19750223 markings, 43249146 edges, 508788 markings/sec, 30 secs
lola: 22410346 markings, 49327793 edges, 532025 markings/sec, 35 secs
lola: 25028954 markings, 55329485 edges, 523722 markings/sec, 40 secs
lola: 27641143 markings, 61308540 edges, 522438 markings/sec, 45 secs
lola: 30335338 markings, 67472583 edges, 538839 markings/sec, 50 secs
lola: 33029122 markings, 73676139 edges, 538757 markings/sec, 55 secs
lola: 35607230 markings, 80230433 edges, 515622 markings/sec, 60 secs
lola: 38261705 markings, 86264631 edges, 530895 markings/sec, 65 secs
lola: 40746687 markings, 91910874 edges, 496996 markings/sec, 70 secs
lola: 43286387 markings, 97680211 edges, 507940 markings/sec, 75 secs
lola: 45833921 markings, 103470559 edges, 509507 markings/sec, 80 secs
lola: 48500478 markings, 109528967 edges, 533311 markings/sec, 85 secs
lola: 51102227 markings, 115438647 edges, 520350 markings/sec, 90 secs
lola: 53502449 markings, 120893496 edges, 480044 markings/sec, 95 secs
lola: 56011886 markings, 126595482 edges, 501887 markings/sec, 100 secs
lola: 58733331 markings, 132183081 edges, 544289 markings/sec, 105 secs
lola: 61518242 markings, 137922101 edges, 556982 markings/sec, 110 secs
lola: 63929100 markings, 143725757 edges, 482172 markings/sec, 115 secs
lola: 66379738 markings, 149339005 edges, 490128 markings/sec, 120 secs
lola: 68816395 markings, 155433029 edges, 487331 markings/sec, 125 secs
lola: 71443456 markings, 161899222 edges, 525412 markings/sec, 130 secs
lola: 74013559 markings, 167954271 edges, 514021 markings/sec, 135 secs
lola: 76634309 markings, 174123636 edges, 524150 markings/sec, 140 secs
lola: 79240334 markings, 180234086 edges, 521205 markings/sec, 145 secs
lola: 81827565 markings, 186483410 edges, 517446 markings/sec, 150 secs
lola: 84391931 markings, 192731930 edges, 512873 markings/sec, 155 secs

BK_STOP 1527012812449

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

Killed

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="Kanban-PT-1000"
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/Kanban-PT-1000.tgz
mv Kanban-PT-1000 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 Kanban-PT-1000, 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 r112-csrt-152666469000053"
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 ;