Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r197-tall-171640624700014.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
................
=====================================================================
Generated by BenchKit 2-5568
Executing tool gold2023
Input is FlexibleBarrier-PT-06a, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r197-tall-171640624700014
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 488K
-rw-r--r-- 1 mcc users 7.8K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 89K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.4K Apr 22 14:44 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 22 14:44 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Apr 22 14:44 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 22 14:44 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.6K Apr 13 08:40 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 87K Apr 13 08:40 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.1K Apr 13 08:37 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 81K Apr 13 08:37 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:44 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:44 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 41K May 18 16:42 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 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-00
FORMULA_NAME FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-01
FORMULA_NAME FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-02
FORMULA_NAME FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-03
FORMULA_NAME FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-04
FORMULA_NAME FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-05
FORMULA_NAME FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-06
FORMULA_NAME FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-07
FORMULA_NAME FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-08
FORMULA_NAME FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-09
FORMULA_NAME FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-10
FORMULA_NAME FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-11
FORMULA_NAME FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-12
FORMULA_NAME FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-13
FORMULA_NAME FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-14
FORMULA_NAME FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1716495713593

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=gold2023
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FlexibleBarrier-PT-06a
Applying reductions before tool lola
Invoking reducer
Running Version 202304061127
[2024-05-23 20:21:55] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -timeout, 360, -rebuildPNML]
[2024-05-23 20:21:55] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-23 20:21:55] [INFO ] Load time of PNML (sax parser for PT used): 42 ms
[2024-05-23 20:21:55] [INFO ] Transformed 75 places.
[2024-05-23 20:21:55] [INFO ] Transformed 154 transitions.
[2024-05-23 20:21:55] [INFO ] Found NUPN structural information;
[2024-05-23 20:21:55] [INFO ] Parsed PT model containing 75 places and 154 transitions and 599 arcs in 112 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 12 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 26 transitions
Reduce redundant transitions removed 26 transitions.
FORMULA FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 2 resets, run finished after 166 ms. (steps per millisecond=60 ) properties (out of 6) seen :4
FORMULA FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2024-05-23 20:21:55] [INFO ] Flow matrix only has 122 transitions (discarded 6 similar events)
// Phase 1: matrix 122 rows 75 cols
[2024-05-23 20:21:55] [INFO ] Computed 8 invariants in 12 ms
[2024-05-23 20:21:55] [INFO ] After 156ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2024-05-23 20:21:55] [INFO ] [Nat]Absence check using 8 positive place invariants in 7 ms returned sat
[2024-05-23 20:21:55] [INFO ] After 54ms SMT Verify possible using all constraints in natural domain returned unsat :2 sat :0
FORMULA FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-04 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-01 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 2 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
All properties solved without resorting to model-checking.
Total runtime 679 ms.
starting LoLA
BK_INPUT FlexibleBarrier-PT-06a
BK_EXAMINATION: ReachabilityCardinality
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution
ReachabilityCardinality

FORMULA FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-07 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-02 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-03 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-05 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-00 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-10 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-14 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-04 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-06 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-01 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-08 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-15 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-09 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-12 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-11 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-13 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1716495718092

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202304061127.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202304061127
+ echo 'Running Version 202304061127'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityCardinality -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/ReachabilityCardinality.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: 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: 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: Created skeleton in 0.000000 secs.
lola: Rule S: 0 transitions removed,0 places removed
lola: LAUNCH INITIAL
lola: Created skeleton in 0.000000 secs.
lola: LAUNCH task # 22 (type CNST) for 21 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-07
lola: time limit : 0 sec
lola: memory limit: 0 pages
lola: FINISHED task # 22 (type CNST) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-07
lola: result : false
lola: Created skeleton in 0.000000 secs.
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: 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: LAUNCH task # 64 (type EXCL) for 6 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-02
lola: time limit : 239 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 60 (type FNDP) for 6 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-02
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 61 (type EQUN) for 6 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-02
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 63 (type SRCH) for 6 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-02
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: 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
lola: FINISHED task # 63 (type SRCH) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-02
lola: result : false
lola: markings : 13
lola: fired transitions : 23
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
lola: CANCELED task # 60 (type FNDP) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-02 (obsolete)
lola: CANCELED task # 61 (type EQUN) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-02 (obsolete)
lola: CANCELED task # 64 (type EXCL) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-02 (obsolete)
lola: LAUNCH task # 81 (type EXCL) for 9 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-03
lola: time limit : 276 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 54 (type FNDP) for 15 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-05
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 55 (type EQUN) for 15 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-05
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: LAUNCH task # 77 (type SRCH) for 15 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-05
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: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
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
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: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/ReachabilityCardinality-61.sara.
sara: place or transition ordering is non-deterministic

sara: try reading problem file /home/mcc/execution/ReachabilityCardinality-55.sara.
sara: place or transition ordering is non-deterministic

lola: FINISHED task # 60 (type FNDP) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-02
lola: result : unknown
lola: fired transitions : 789
lola: tried executions : 2
lola: time used : 0.000000
lola: memory pages used : 0
lola: FINISHED task # 81 (type EXCL) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-03
lola: result : true
lola: markings : 48
lola: fired transitions : 69
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
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
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: LAUNCH task # 119 (type EXCL) for 42 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-14
lola: time limit : 299 sec
lola: memory limit: 32 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: FINISHED task # 77 (type SRCH) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-05
lola: result : true
lola: markings : 4
lola: fired transitions : 3
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 54 (type FNDP) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-05 (obsolete)
lola: CANCELED task # 55 (type EQUN) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-05 (obsolete)
lola: LAUNCH task # 49 (type FNDP) for 0 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-00
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 50 (type EQUN) for 0 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-00
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 83 (type SRCH) for 0 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-00
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: 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: 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
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: FINISHED task # 54 (type FNDP) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-05
lola: result : true
lola: fired transitions : 2
lola: tried executions : 1
lola: time used : 0.000000
lola: memory pages used : 0
lola: FINISHED task # 55 (type EQUN) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-05
lola: result : true
lola: FINISHED task # 49 (type FNDP) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-00
lola: result : true
lola: tried executions : 1
lola: time used : 0.000000
lola: memory pages used : 0
lola: CANCELED task # 50 (type EQUN) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-00 (obsolete)
lola: CANCELED task # 83 (type SRCH) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-00 (obsolete)
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: LAUNCH task # 127 (type FNDP) for 30 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-10
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 128 (type FNDP) for 33 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-11
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 131 (type EQUN) for 30 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-10
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: FINISHED task # 61 (type EQUN) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-02
lola: result : false
sara: try reading problem file /home/mcc/execution/ReachabilityCardinality-131.sara.
sara: place or transition ordering is non-deterministic

sara: try reading problem file /home/mcc/execution/ReachabilityCardinality-50.sara.
sara: place or transition ordering is non-deterministic

lola: FINISHED task # 50 (type EQUN) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-00
lola: result : true
lola: FINISHED task # 131 (type EQUN) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-10
lola: result : false
lola: CANCELED task # 127 (type FNDP) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-10 (obsolete)
lola: LAUNCH task # 57 (type FNDP) for 12 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-04
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 58 (type EQUN) for 12 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-04
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
sara: try reading problem file /home/mcc/execution/ReachabilityCardinality-58.sara.
lola: FINISHED task # 127 (type FNDP) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-10
lola: result : unknown
lola: fired transitions : 138645
lola: tried executions : 2
lola: time used : 0.000000
lola: memory pages used : 0
lola: FINISHED task # 119 (type EXCL) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-14
lola: result : false
lola: markings : 7758
lola: fired transitions : 14513
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 92 (type EXCL) for 3 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-01
lola: time limit : 399 sec
lola: memory limit: 32 pages
sara: place or transition ordering is non-deterministic

lola: FINISHED task # 58 (type EQUN) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-04
lola: result : false
lola: CANCELED task # 57 (type FNDP) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-04 (obsolete)
lola: LAUNCH task # 67 (type FNDP) for 18 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-06
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 71 (type EQUN) for 18 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-06
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 57 (type FNDP) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-04
lola: result : unknown
lola: fired transitions : 19815
lola: tried executions : 2
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
sara: try reading problem file /home/mcc/execution/ReachabilityCardinality-71.sara.
sara: place or transition ordering is non-deterministic

lola: FINISHED task # 71 (type EQUN) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-06
lola: result : false
lola: CANCELED task # 67 (type FNDP) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-06 (obsolete)
lola: LAUNCH task # 102 (type FNDP) for 24 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-08
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 103 (type EQUN) for 24 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-08
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 67 (type FNDP) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-06
lola: result : unknown
lola: fired transitions : 22307
lola: tried executions : 2
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
sara: try reading problem file /home/mcc/execution/ReachabilityCardinality-103.sara.
sara: place or transition ordering is non-deterministic
lola: FINISHED task # 92 (type EXCL) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-01
lola: result : false
lola: markings : 27630
lola: fired transitions : 54491
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 130 (type EXCL) for 39 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-13
lola: time limit : 599 sec
lola: memory limit: 32 pages

lola: FINISHED task # 103 (type EQUN) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-08
lola: result : false
lola: CANCELED task # 102 (type FNDP) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-08 (obsolete)
lola: LAUNCH task # 109 (type FNDP) for 45 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-15
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 110 (type EQUN) for 45 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-15
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 109 (type FNDP) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-15
lola: result : true
lola: fired transitions : 1
lola: tried executions : 1
lola: time used : 0.000000
lola: memory pages used : 0
lola: CANCELED task # 110 (type EQUN) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-15 (obsolete)
lola: LAUNCH task # 95 (type FNDP) for 27 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-09
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: LAUNCH task # 96 (type EQUN) for 27 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-09
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: FINISHED task # 102 (type FNDP) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-08
lola: result : unknown
lola: fired transitions : 71324
lola: tried executions : 2
lola: time used : 0.000000
lola: memory pages used : 0
sara: try reading problem file /home/mcc/execution/ReachabilityCardinality-110.sara.

lola: FINISHED task # 110 (type EQUN) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-15
lola: result : true
sara: try reading problem file /home/mcc/execution/ReachabilityCardinality-96.sara.
sara: place or transition ordering is non-deterministic

lola: FINISHED task # 96 (type EQUN) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-09
lola: result : false
lola: CANCELED task # 95 (type FNDP) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-09 (obsolete)
lola: LAUNCH task # 142 (type FNDP) for 36 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-12
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 143 (type EQUN) for 36 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-12
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: FINISHED task # 95 (type FNDP) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-09
lola: result : unknown
lola: fired transitions : 54443
lola: tried executions : 2
lola: time used : 0.000000
lola: memory pages used : 0
sara: try reading problem file /home/mcc/execution/ReachabilityCardinality-143.sara.

lola: FINISHED task # 143 (type EQUN) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-12
lola: result : false
lola: CANCELED task # 142 (type FNDP) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-12 (obsolete)
lola: LAUNCH task # 134 (type EQUN) for 33 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-11
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: LAUNCH task # 136 (type SRCH) for 33 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-11
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 142 (type FNDP) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-12
lola: result : unknown
lola: fired transitions : 17634
lola: tried executions : 2
lola: time used : 0.000000
lola: memory pages used : 0
lola: FINISHED task # 136 (type SRCH) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-11
lola: result : false
lola: markings : 2
lola: fired transitions : 2
lola: time used : 0.000000
lola: memory pages used : 1
sara: try reading problem file /home/mcc/execution/ReachabilityCardinality-134.sara.
sara: place or transition ordering is non-deterministic

lola: CANCELED task # 128 (type FNDP) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-11 (obsolete)
lola: CANCELED task # 134 (type EQUN) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-11 (obsolete)
lola: LAUNCH task # 122 (type FNDP) for 39 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-13
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 124 (type EQUN) for 39 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-13
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 129 (type SRCH) for 39 FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-13
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 # 128 (type FNDP) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-11
lola: result : unknown
lola: fired transitions : 2133546
lola: tried executions : 4
lola: time used : 0.000000
lola: memory pages used : 0
sara: try reading problem file /home/mcc/execution/ReachabilityCardinality-124.sara.
sara: place or transition ordering is non-deterministic
lola: FINISHED task # 134 (type EQUN) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-11
lola: result : false

lola: FINISHED task # 124 (type EQUN) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-13
lola: result : false
lola: CANCELED task # 122 (type FNDP) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-13 (obsolete)
lola: CANCELED task # 129 (type SRCH) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-13 (obsolete)
lola: CANCELED task # 130 (type EXCL) for FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-13 (obsolete)
lola: Portfolio finished: no open formulas

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-00: AG false findpath
FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-01: EF false tandem / relaxed
FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-02: AG true tandem / insertion
FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-03: AG false tandem / relaxed
FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-04: AG true state equation
FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-05: EF true tandem / insertion
FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-06: AG true state equation
FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-07: INITIAL false preprocessing
FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-08: AG true state equation
FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-09: EF false state equation
FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-10: AG true state equation
FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-11: AG true tandem / insertion
FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-12: EF false state equation
FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-13: AG true state equation
FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-14: EF false tandem / relaxed
FlexibleBarrier-PT-06a-ReachabilityCardinality-2024-15: AG false findpath


Time elapsed: 2 secs. Pages in use: 2

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="FlexibleBarrier-PT-06a"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="gold2023"
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 2-5568"
echo " Executing tool gold2023"
echo " Input is FlexibleBarrier-PT-06a, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r197-tall-171640624700014"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-06a.tgz
mv FlexibleBarrier-PT-06a execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;