Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r007-oct2-167813595700535.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 backing_fmt=qcow2 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................
=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is AutonomousCar-PT-01a, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r007-oct2-167813595700535
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 384K
-rw-r--r-- 1 mcc users 5.6K Feb 25 12:55 CTLCardinality.txt
-rw-r--r-- 1 mcc users 56K Feb 25 12:55 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Feb 25 12:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K Feb 25 12:55 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 15:33 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 15:33 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 15:33 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 15:33 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.2K Feb 25 12:56 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 97K Feb 25 12:56 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.7K Feb 25 12:55 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 56K Feb 25 12:55 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 15:33 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 15:33 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 11K Mar 5 18:22 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

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

=== Now, execution of the tool begins

BK_START 1678351136256

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=lolaxred
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AutonomousCar-PT-01a
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-09 08:38:58] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2023-03-09 08:38:59] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-09 08:38:59] [INFO ] Load time of PNML (sax parser for PT used): 40 ms
[2023-03-09 08:38:59] [INFO ] Transformed 25 places.
[2023-03-09 08:38:59] [INFO ] Transformed 35 transitions.
[2023-03-09 08:38:59] [INFO ] Found NUPN structural information;
[2023-03-09 08:38:59] [INFO ] Parsed PT model containing 25 places and 35 transitions and 143 arcs in 127 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 9 formulas.
Ensure Unique test removed 9 transitions
Reduce redundant transitions removed 9 transitions.
FORMULA AutonomousCar-PT-01a-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-01a-ReachabilityFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-01a-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-01a-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-01a-ReachabilityFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-01a-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-01a-ReachabilityFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-01a-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-01a-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 861 resets, run finished after 319 ms. (steps per millisecond=31 ) properties (out of 7) seen :5
FORMULA AutonomousCar-PT-01a-ReachabilityFireability-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-01a-ReachabilityFireability-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-01a-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-01a-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-01a-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10000 steps, including 909 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 319 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-09 08:38:59] [INFO ] Flow matrix only has 25 transitions (discarded 1 similar events)
// Phase 1: matrix 25 rows 25 cols
[2023-03-09 08:38:59] [INFO ] Computed 6 place invariants in 4 ms
[2023-03-09 08:39:00] [INFO ] After 325ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:1
[2023-03-09 08:39:00] [INFO ] [Nat]Absence check using 6 positive place invariants in 18 ms returned sat
[2023-03-09 08:39:00] [INFO ] After 152ms SMT Verify possible using all constraints in natural domain returned unsat :2 sat :0
FORMULA AutonomousCar-PT-01a-ReachabilityFireability-11 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA AutonomousCar-PT-01a-ReachabilityFireability-01 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 2 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 1 ms.
All properties solved without resorting to model-checking.
Total runtime 1211 ms.
starting LoLA
BK_INPUT AutonomousCar-PT-01a
BK_EXAMINATION: ReachabilityFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution
ReachabilityFireability

FORMULA AutonomousCar-PT-01a-ReachabilityFireability-01 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA AutonomousCar-PT-01a-ReachabilityFireability-02 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA AutonomousCar-PT-01a-ReachabilityFireability-09 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA AutonomousCar-PT-01a-ReachabilityFireability-04 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA AutonomousCar-PT-01a-ReachabilityFireability-07 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA AutonomousCar-PT-01a-ReachabilityFireability-13 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA AutonomousCar-PT-01a-ReachabilityFireability-10 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA AutonomousCar-PT-01a-ReachabilityFireability-11 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA AutonomousCar-PT-01a-ReachabilityFireability-08 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA AutonomousCar-PT-01a-ReachabilityFireability-05 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA AutonomousCar-PT-01a-ReachabilityFireability-12 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA AutonomousCar-PT-01a-ReachabilityFireability-06 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA AutonomousCar-PT-01a-ReachabilityFireability-03 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA AutonomousCar-PT-01a-ReachabilityFireability-00 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA AutonomousCar-PT-01a-ReachabilityFireability-15 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA AutonomousCar-PT-01a-ReachabilityFireability-14 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1678351140793

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityFireability -timeout 360 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/ReachabilityFireability.xml
lola: rewrite Frontend/Parser/formula_rewrite.k:96
lola: rewrite Frontend/Parser/formula_rewrite.k:156
lola: rewrite Frontend/Parser/formula_rewrite.k:147
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Rule S: 0 transitions removed,0 places removed
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: LAUNCH INITIAL
lola: LAUNCH task # 4 (type CNST) for 3 AutonomousCar-PT-01a-ReachabilityFireability-01
lola: time limit : 0 sec
lola: memory limit: 0 pages
lola: FINISHED task # 4 (type CNST) for AutonomousCar-PT-01a-ReachabilityFireability-01
lola: result : false
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: LAUNCH task # 52 (type EXCL) for 6 AutonomousCar-PT-01a-ReachabilityFireability-02
lola: time limit : 200 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 48 (type FNDP) for 6 AutonomousCar-PT-01a-ReachabilityFireability-02
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 49 (type EQUN) for 6 AutonomousCar-PT-01a-ReachabilityFireability-02
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: LAUNCH task # 51 (type SRCH) for 6 AutonomousCar-PT-01a-ReachabilityFireability-02
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 52 (type EXCL) for AutonomousCar-PT-01a-ReachabilityFireability-02
lola: result : true
lola: markings : 1
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 48 (type FNDP) for AutonomousCar-PT-01a-ReachabilityFireability-02 (obsolete)
lola: CANCELED task # 49 (type EQUN) for AutonomousCar-PT-01a-ReachabilityFireability-02 (obsolete)
lola: CANCELED task # 51 (type SRCH) for AutonomousCar-PT-01a-ReachabilityFireability-02 (obsolete)
lola: Created skeleton in 0.000000 secs.
lola: FINISHED task # 51 (type SRCH) for AutonomousCar-PT-01a-ReachabilityFireability-02
lola: result : true
lola: time used : 0.000000
lola: memory pages used : 1
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: LAUNCH task # 61 (type EXCL) for 27 AutonomousCar-PT-01a-ReachabilityFireability-09
lola: time limit : 211 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 57 (type FNDP) for 27 AutonomousCar-PT-01a-ReachabilityFireability-09
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 58 (type EQUN) for 27 AutonomousCar-PT-01a-ReachabilityFireability-09
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: LAUNCH task # 60 (type SRCH) for 27 AutonomousCar-PT-01a-ReachabilityFireability-09
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: FINISHED task # 60 (type SRCH) for AutonomousCar-PT-01a-ReachabilityFireability-09
lola: result : true
lola: time used : 0.000000
lola: memory pages used : 1
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: CANCELED task # 57 (type FNDP) for AutonomousCar-PT-01a-ReachabilityFireability-09 (obsolete)
lola: CANCELED task # 58 (type EQUN) for AutonomousCar-PT-01a-ReachabilityFireability-09 (obsolete)
lola: CANCELED task # 61 (type EXCL) for AutonomousCar-PT-01a-ReachabilityFireability-09 (obsolete)
lola: LAUNCH task # 75 (type EXCL) for 21 AutonomousCar-PT-01a-ReachabilityFireability-07
lola: time limit : 257 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 54 (type FNDP) for 12 AutonomousCar-PT-01a-ReachabilityFireability-04
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 55 (type EQUN) for 12 AutonomousCar-PT-01a-ReachabilityFireability-04
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 63 (type SRCH) for 12 AutonomousCar-PT-01a-ReachabilityFireability-04
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 61 (type EXCL) for AutonomousCar-PT-01a-ReachabilityFireability-09
lola: result : true
lola: markings : 1
lola: time used : 0.000000
lola: memory pages used : 1
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
sara: try reading problem file /home/mcc/execution/ReachabilityFireability-49.sara.
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: FINISHED task # 48 (type FNDP) for AutonomousCar-PT-01a-ReachabilityFireability-02
lola: sara: place or transition ordering is non-deterministicresult : true

lola: tried executions : 1
lola: time used : 0.000000
lola: memory pages used : 0
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: sara: try reading problem file /home/mcc/execution/ReachabilityFireability-58.sara.FINISHED task # 63 (type SRCH) for AutonomousCar-PT-01a-ReachabilityFireability-04

lola: result : true
lola: time used : 0.000000
lola: memory pages used : 1
lola: FINISHED task # 54 (type FNDP) for AutonomousCar-PT-01a-ReachabilityFireability-04
lola: result : true
lola: tried executions : 1
lola: time used : 0.000000
lola: memory pages used : 0
lola: FINISHED task # 75 (type EXCL) for AutonomousCar-PT-01a-ReachabilityFireability-07
lola: result : true
lola: markings : 1
lola: time used : 0.000000
lola: memory pages used : 1
lola: FINISHED task # 57 (type FNDP) for AutonomousCar-PT-01a-ReachabilityFireability-09
lola: result : true
lola: tried executions : 1
lola: time used : 0.000000
lola: memory pages used : 0
lola: Created skeleton in 0.000000 secs.

lola: CANCELED task # 55 (type EQUN) for AutonomousCar-PT-01a-ReachabilityFireability-04 (obsolete)
sara: place or transition ordering is non-deterministic

sara: try reading problem file /home/mcc/execution/ReachabilityFireability-55.sara.
sara: place or transition ordering is non-deterministic
lola: LAUNCH task # 87 (type EXCL) for 39 AutonomousCar-PT-01a-ReachabilityFireability-13
lola: time limit : 300 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 70 (type FNDP) for 30 AutonomousCar-PT-01a-ReachabilityFireability-10
lola: time limit : 32000000 sec
lola: memory limit: 5 pages

lola: LAUNCH task # 72 (type EQUN) for 30 AutonomousCar-PT-01a-ReachabilityFireability-10
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 78 (type SRCH) for 30 AutonomousCar-PT-01a-ReachabilityFireability-10
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: FINISHED task # 49 (type EQUN) for AutonomousCar-PT-01a-ReachabilityFireability-02
lola: result : true
lola: FINISHED task # 87 (type EXCL) for AutonomousCar-PT-01a-ReachabilityFireability-13
lola: result : true
lola: markings : 12
lola: fired transitions : 11
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 92 (type EXCL) for 33 AutonomousCar-PT-01a-ReachabilityFireability-11
lola: time limit : 327 sec
lola: memory limit: 32 pages
lola: FINISHED task # 58 (type EQUN) for AutonomousCar-PT-01a-ReachabilityFireability-09
lola: result : true
lola: FINISHED task # 55 (type EQUN) for AutonomousCar-PT-01a-ReachabilityFireability-04
lola: result : true
lola: FINISHED task # 78 (type SRCH) for AutonomousCar-PT-01a-ReachabilityFireability-10
lola: result : true
lola: time used : 0.000000
lola: memory pages used : 1
lola: Created skeleton in 0.000000 secs.
lola: CANCELED task # 70 (type FNDP) for AutonomousCar-PT-01a-ReachabilityFireability-10 (obsolete)
lola: CANCELED task # 72 (type EQUN) for AutonomousCar-PT-01a-ReachabilityFireability-10 (obsolete)
lola: LAUNCH task # 83 (type FNDP) for 33 AutonomousCar-PT-01a-ReachabilityFireability-11
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 89 (type EQUN) for 33 AutonomousCar-PT-01a-ReachabilityFireability-11
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: LAUNCH task # 91 (type SRCH) for 33 AutonomousCar-PT-01a-ReachabilityFireability-11
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 92 (type EXCL) for AutonomousCar-PT-01a-ReachabilityFireability-11
lola: result : false
lola: markings : 53
lola: fired transitions : 64
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 83 (type FNDP) for AutonomousCar-PT-01a-ReachabilityFireability-11 (obsolete)
lola: CANCELED task # 89 (type EQUN) for AutonomousCar-PT-01a-ReachabilityFireability-11 (obsolete)
lola: CANCELED task # 91 (type SRCH) for AutonomousCar-PT-01a-ReachabilityFireability-11 (obsolete)
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: FINISHED task # 70 (type FNDP) for AutonomousCar-PT-01a-ReachabilityFireability-10
lola: result : true
lola: tried executions : 1
lola: time used : 0.000000
lola: memory pages used : 0
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: LAUNCH task # 98 (type EXCL) for 24 AutonomousCar-PT-01a-ReachabilityFireability-08
lola: time limit : 600 sec
lola: memory limit: 32 pages
sara: try reading problem file /home/mcc/execution/ReachabilityFireability-89.sara.
sara: place or transition ordering is non-deterministic

lola: LAUNCH task # 94 (type FNDP) for 24 AutonomousCar-PT-01a-ReachabilityFireability-08
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 95 (type EQUN) for 24 AutonomousCar-PT-01a-ReachabilityFireability-08
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 97 (type SRCH) for 24 AutonomousCar-PT-01a-ReachabilityFireability-08
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 98 (type EXCL) for AutonomousCar-PT-01a-ReachabilityFireability-08
lola: result : true
lola: markings : 11
lola: fired transitions : 10
lola: time used : 0.000000
lola: memory pages used : 1
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: CANCELED task # 94 (type FNDP) for AutonomousCar-PT-01a-ReachabilityFireability-08 (obsolete)
lola: CANCELED task # 95 (type EQUN) for AutonomousCar-PT-01a-ReachabilityFireability-08 (obsolete)
lola: CANCELED task # 97 (type SRCH) for AutonomousCar-PT-01a-ReachabilityFireability-08 (obsolete)
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: LAUNCH task # 108 (type EXCL) for 15 AutonomousCar-PT-01a-ReachabilityFireability-05
lola: time limit : 900 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 103 (type FNDP) for 15 AutonomousCar-PT-01a-ReachabilityFireability-05
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 105 (type EQUN) for 15 AutonomousCar-PT-01a-ReachabilityFireability-05
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: LAUNCH task # 107 (type SRCH) for 15 AutonomousCar-PT-01a-ReachabilityFireability-05
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: FINISHED task # 108 (type EXCL) for AutonomousCar-PT-01a-ReachabilityFireability-05
lola: result : true
lola: markings : 1
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 103 (type FNDP) for AutonomousCar-PT-01a-ReachabilityFireability-05 (obsolete)
lola: CANCELED task # 105 (type EQUN) for AutonomousCar-PT-01a-ReachabilityFireability-05 (obsolete)
lola: CANCELED task # 107 (type SRCH) for AutonomousCar-PT-01a-ReachabilityFireability-05 (obsolete)
lola: LAUNCH task # 112 (type EXCL) for 18 AutonomousCar-PT-01a-ReachabilityFireability-06
lola: time limit : 1200 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 110 (type FNDP) for 36 AutonomousCar-PT-01a-ReachabilityFireability-12
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 115 (type EQUN) for 36 AutonomousCar-PT-01a-ReachabilityFireability-12
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 117 (type SRCH) for 36 AutonomousCar-PT-01a-ReachabilityFireability-12
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: FINISHED task # 107 (type SRCH) for AutonomousCar-PT-01a-ReachabilityFireability-05
lola: result : true
lola: time used : 0.000000
lola: memory pages used : 1
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:711
sara: try reading problem file /home/mcc/execution/ReachabilityFireability-105.sara.
sara: place or transition ordering is non-deterministic

sara: try reading problem file /home/mcc/execution/ReachabilityFireability-72.sara.
lola: FINISHED task # 94 (type FNDP) for AutonomousCar-PT-01a-ReachabilityFireability-08
lola: result : true
lola: fired transitions : 6
lola: tried executions : 1
lola: time used : 0.000000
lola: memory pages used : 0
lola: FINISHED task # 117 (type SRCH) for AutonomousCar-PT-01a-ReachabilityFireability-12
lola: result : true
lola: markings : 3
lola: fired transitions : 2
lola: time used : 0.000000
lola: memory pages used : 1
lola: FINISHED task # 103 (type FNDP) for AutonomousCar-PT-01a-ReachabilityFireability-05
lola: result : true
lola: tried executions : 1
lola: time used : 0.000000
lola: memory pages used : 0
lola: CANCELED task # 110 (type FNDP) for AutonomousCar-PT-01a-ReachabilityFireability-12 (obsolete)
lola: CANCELED task # 115 (type EQUN) for AutonomousCar-PT-01a-ReachabilityFireability-12 (obsolete)
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: LAUNCH task # 99 (type FNDP) for 18 AutonomousCar-PT-01a-ReachabilityFireability-06
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 101 (type EQUN) for 18 AutonomousCar-PT-01a-ReachabilityFireability-06
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 111 (type SRCH) for 18 AutonomousCar-PT-01a-ReachabilityFireability-06
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 89 (type EQUN) for AutonomousCar-PT-01a-ReachabilityFireability-11
lola: result : false
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: FINISHED task # 110 (type FNDP) for AutonomousCar-PT-01a-ReachabilityFireability-12
lola: result : true
lola: fired transitions : 1
lola: tried executions : 1
lola: time used : 0.000000
lola: memory pages used : 0
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
sara: place or transition ordering is non-deterministic
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: FINISHED task # 112 (type EXCL) for AutonomousCar-PT-01a-ReachabilityFireability-06
lola: result : true
lola: markings : 17
lola: fired transitions : 16
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 99 (type FNDP) for AutonomousCar-PT-01a-ReachabilityFireability-06 (obsolete)
lola: CANCELED task # 101 (type EQUN) for AutonomousCar-PT-01a-ReachabilityFireability-06 (obsolete)
lola: CANCELED task # 111 (type SRCH) for AutonomousCar-PT-01a-ReachabilityFireability-06 (obsolete)
lola: LAUNCH task # 136 (type EXCL) for 9 AutonomousCar-PT-01a-ReachabilityFireability-03
lola: time limit : 900 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 126 (type FNDP) for 0 AutonomousCar-PT-01a-ReachabilityFireability-00
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 130 (type EQUN) for 0 AutonomousCar-PT-01a-ReachabilityFireability-00
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 132 (type SRCH) for 0 AutonomousCar-PT-01a-ReachabilityFireability-00
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
sara: try reading problem file /home/mcc/execution/ReachabilityFireability-115.sara.
sara: place or transition ordering is non-deterministic
lola: FINISHED task # 101 (type EQUN) for AutonomousCar-PT-01a-ReachabilityFireability-06
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: result : unknown
lola: FINISHED task # 136 (type EXCL) for AutonomousCar-PT-01a-ReachabilityFireability-03
lola: result : true
lola: markings : 1
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 140 (type EXCL) for 45 AutonomousCar-PT-01a-ReachabilityFireability-15
lola: time limit : 1200 sec
lola: memory limit: 32 pages
lola: FINISHED task # 105 (type EQUN) for AutonomousCar-PT-01a-ReachabilityFireability-05
lola: result : true
lola: FINISHED task # 126 (type FNDP) for AutonomousCar-PT-01a-ReachabilityFireability-00
lola: result : true
lola: tried executions : 1
lola: time used : 0.000000
lola: memory pages used : 0
lola: CANCELED task # 130 (type EQUN) for AutonomousCar-PT-01a-ReachabilityFireability-00 (obsolete)
lola: CANCELED task # 132 (type SRCH) for AutonomousCar-PT-01a-ReachabilityFireability-00 (obsolete)
lola: LAUNCH task # 114 (type FNDP) for 42 AutonomousCar-PT-01a-ReachabilityFireability-14
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 123 (type EQUN) for 42 AutonomousCar-PT-01a-ReachabilityFireability-14
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 142 (type SRCH) for 42 AutonomousCar-PT-01a-ReachabilityFireability-14
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 132 (type SRCH) for AutonomousCar-PT-01a-ReachabilityFireability-00
lola: result : true
lola: markings : 2
lola: fired transitions : 1
lola: time used : 0.000000
lola: memory pages used : 1
lola: FINISHED task # 99 (type FNDP) for AutonomousCar-PT-01a-ReachabilityFireability-06
lola: result : true
lola: fired transitions : 226
lola: tried executions : 21
lola: time used : 0.000000
lola: memory pages used : 0
lola: FINISHED task # 130 (type EQUN) for AutonomousCar-PT-01a-ReachabilityFireability-00
lola: result : unknown
lola: FINISHED task # 140 (type EXCL) for AutonomousCar-PT-01a-ReachabilityFireability-15
lola: result : true
lola: markings : 1
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 143 (type EXCL) for 42 AutonomousCar-PT-01a-ReachabilityFireability-14
lola: time limit : 3600 sec
lola: memory limit: 32 pages

lola: FINISHED task # 142 (type SRCH) for AutonomousCar-PT-01a-ReachabilityFireability-14
lola: result : true
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 114 (type FNDP) for AutonomousCar-PT-01a-ReachabilityFireability-14 (obsolete)
lola: CANCELED task # 123 (type EQUN) for AutonomousCar-PT-01a-ReachabilityFireability-14 (obsolete)
lola: CANCELED task # 143 (type EXCL) for AutonomousCar-PT-01a-ReachabilityFireability-14 (obsolete)
lola: Portfolio finished: no open formulas

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
AutonomousCar-PT-01a-ReachabilityFireability-00: AG false findpath
AutonomousCar-PT-01a-ReachabilityFireability-01: INITIAL false preprocessing
AutonomousCar-PT-01a-ReachabilityFireability-02: EF true tandem / relaxed
AutonomousCar-PT-01a-ReachabilityFireability-03: AG false tandem / relaxed
AutonomousCar-PT-01a-ReachabilityFireability-04: EF true findpath
AutonomousCar-PT-01a-ReachabilityFireability-05: EF true tandem / relaxed
AutonomousCar-PT-01a-ReachabilityFireability-06: EF true tandem / relaxed
AutonomousCar-PT-01a-ReachabilityFireability-07: AG false tandem / relaxed
AutonomousCar-PT-01a-ReachabilityFireability-08: EF true tandem / relaxed
AutonomousCar-PT-01a-ReachabilityFireability-09: EF true tandem / insertion
AutonomousCar-PT-01a-ReachabilityFireability-10: AG false tandem / insertion
AutonomousCar-PT-01a-ReachabilityFireability-11: AG true tandem / relaxed
AutonomousCar-PT-01a-ReachabilityFireability-12: AG false tandem / insertion
AutonomousCar-PT-01a-ReachabilityFireability-13: AG false tandem / relaxed
AutonomousCar-PT-01a-ReachabilityFireability-14: EF true tandem / insertion
AutonomousCar-PT-01a-ReachabilityFireability-15: EF true tandem / relaxed


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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="AutonomousCar-PT-01a"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool lolaxred"
echo " Input is AutonomousCar-PT-01a, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r007-oct2-167813595700535"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutonomousCar-PT-01a.tgz
mv AutonomousCar-PT-01a execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;