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.r526-tall-171679094300246.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 ltsminxred
Input is SafeBus-COL-50, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r526-tall-171679094300246
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 532K
-rw-r--r-- 1 mcc users 6.6K Apr 12 14:44 CTLCardinality.txt
-rw-r--r-- 1 mcc users 68K Apr 12 14:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Apr 12 14:44 CTLFireability.txt
-rw-r--r-- 1 mcc users 59K Apr 12 14:44 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K Apr 23 07:50 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 23 07:50 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Apr 23 07:50 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 23 07:50 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Apr 12 14:44 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 148K Apr 12 14:44 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 12 14:44 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 89K Apr 12 14:44 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 23 07:50 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Apr 23 07:50 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_pt
-rw-r--r-- 1 mcc users 3 May 18 16:43 instance
-rw-r--r-- 1 mcc users 5 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 43K May 18 16:43 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME ReachabilityDeadlock

=== Now, execution of the tool begins

BK_START 1717219435147

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=ReachabilityDeadlock
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=SafeBus-COL-50
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 05:23:56] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -timeout, 180, -rebuildPNML]
[2024-06-01 05:23:56] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 05:23:56] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2024-06-01 05:23:56] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-06-01 05:23:56] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 598 ms
[2024-06-01 05:23:57] [INFO ] Detected 1 constant HL places corresponding to 50 PT places.
[2024-06-01 05:23:57] [INFO ] Imported 20 HL places and 14 HL transitions for a total of 5606 PT places and 6520101.0 transition bindings in 25 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 2 ms.
Working with output stream class java.io.PrintStream
[2024-06-01 05:23:57] [INFO ] Built PT skeleton of HLPN with 20 places and 14 transitions 68 arcs in 4 ms.
[2024-06-01 05:23:57] [INFO ] Skeletonized 1 HLPN properties in 0 ms.
Reduce places removed 3 places and 0 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Prefix of Interest using HLPN skeleton for deadlock discarded 0 places and 0 transitions.
Domain [It(50), It(50)] of place AMC breaks symmetries in sort It
[2024-06-01 05:23:58] [INFO ] Unfolded HLPN to a Petri net with 5606 places and 140251 transitions 1078454 arcs in 1080 ms.
[2024-06-01 05:23:58] [INFO ] Unfolded 1 HLPN properties in 0 ms.
Deduced a syphon composed of 50 places in 249 ms
Reduce places removed 100 places and 100 transitions.
Built sparse matrix representations for Structural reductions in 44 ms.424835KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 5506/5506 places, 140151/140151 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 31223 ms. Remains 5506 /5506 variables (removed 0) and now considering 140151/140151 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 31249 ms. Remains : 5506/5506 places, 140151/140151 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 5506/5506 places, 140151/140151 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 30326 ms. Remains 5506 /5506 variables (removed 0) and now considering 140151/140151 (removed 0) transitions.
[2024-06-01 05:25:00] [INFO ] Flow matrix only has 15202 transitions (discarded 124949 similar events)
// Phase 1: matrix 15202 rows 5506 cols
[2024-06-01 05:25:01] [INFO ] Computed 205 invariants in 1346 ms
[2024-06-01 05:25:34] [INFO ] Performed 100/5506 implicitness test of which 0 returned IMPLICIT in 31 seconds.
[2024-06-01 05:26:04] [INFO ] Performed 125/5506 implicitness test of which 0 returned IMPLICIT in 61 seconds.
[2024-06-01 05:26:34] [INFO ] Performed 161/5506 implicitness test of which 0 returned IMPLICIT in 91 seconds.
[2024-06-01 05:27:21] [INFO ] Performed 5455/5506 implicitness test of which 50 returned IMPLICIT in 138 seconds.
[2024-06-01 05:27:39] [INFO ] Implicit Places using invariants in 159316 ms returned [5151, 5152, 5153, 5154, 5155, 5156, 5157, 5158, 5159, 5160, 5161, 5162, 5163, 5164, 5165, 5166, 5167, 5168, 5169, 5170, 5171, 5172, 5173, 5174, 5175, 5176, 5177, 5178, 5179, 5180, 5181, 5182, 5183, 5184, 5185, 5186, 5187, 5188, 5189, 5190, 5191, 5192, 5193, 5194, 5195, 5196, 5197, 5198, 5199, 5200]
Discarding 50 places :
Implicit Place search using SMT only with invariants took 159488 ms to find 50 implicit places.
Starting structural reductions in DEADLOCK mode, iteration 1 : 5456/5506 places, 140151/140151 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Performed 50 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 50 Pre rules applied. Total rules applied 0 place count 5456 transition count 140101
Deduced a syphon composed of 50 places in 124 ms
Reduce places removed 50 places and 0 transitions.
Iterating global reduction 0 with 100 rules applied. Total rules applied 100 place count 5406 transition count 140101
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 100 rules in 33963 ms. Remains 5406 /5456 variables (removed 50) and now considering 140101/140151 (removed 50) transitions.
[2024-06-01 05:28:14] [INFO ] Flow matrix only has 15152 transitions (discarded 124949 similar events)
// Phase 1: matrix 15152 rows 5406 cols
[2024-06-01 05:28:14] [INFO ] Computed 155 invariants in 694 ms
[2024-06-01 05:28:45] [INFO ] Performed 136/5406 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-06-01 05:29:32] [INFO ] Performed 5355/5406 implicitness test of which 0 returned IMPLICIT in 77 seconds.
[2024-06-01 05:29:36] [INFO ] Implicit Places using invariants in 82004 ms returned []
Implicit Place search using SMT only with invariants took 82007 ms to find 0 implicit places.
Starting structural reductions in DEADLOCK mode, iteration 2 : 5406/5506 places, 140101/140151 transitions.
Finished structural reductions in DEADLOCK mode , in 2 iterations and 305839 ms. Remains : 5406/5506 places, 140101/140151 transitions.
Interrupted Random walk after 45398 steps, including 0 resets, run timeout after 30002 ms. (steps per millisecond=1 )
[2024-06-01 05:30:06] [INFO ] Flow matrix only has 15152 transitions (discarded 124949 similar events)
[2024-06-01 05:30:06] [INFO ] Invariant cache hit.
[2024-06-01 05:31:57] [INFO ] [Real]Absence check using 54 positive place invariants in 649 ms returned sat
[2024-06-01 05:32:59] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 05:33:29] [INFO ] [Real]Absence check using 54 positive and 101 generalized place invariants in 92227 ms returned unknown
Interrupted Random directed walk after 118180 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=3 )
Interrupted Random walk after 49394 steps, including 0 resets, run timeout after 30005 ms. (steps per millisecond=1 )
Interrupted Random directed walk after 117943 steps, including 0 resets, run timeout after 30005 ms. (steps per millisecond=3 )
Interrupted Random walk after 50640 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=1 )
Starting structural reductions in DEADLOCK mode, iteration 0 : 5406/5406 places, 140101/140101 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 18463 ms. Remains 5406 /5406 variables (removed 0) and now considering 140101/140101 (removed 0) transitions.
[2024-06-01 05:35:48] [INFO ] Flow matrix only has 15152 transitions (discarded 124949 similar events)
[2024-06-01 05:35:48] [INFO ] Invariant cache hit.
[2024-06-01 05:36:19] [INFO ] Performed 124/5406 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-06-01 05:36:49] [INFO ] Performed 2287/5406 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2024-06-01 05:37:17] [INFO ] Implicit Places using invariants in 88771 ms returned []
Implicit Place search using SMT only with invariants took 88771 ms to find 0 implicit places.
Running 140051 sub problems to find dead transitions.
[2024-06-01 05:37:18] [INFO ] Flow matrix only has 15152 transitions (discarded 124949 similar events)
[2024-06-01 05:37:18] [INFO ] Invariant cache hit.
[2024-06-01 05:37:22] [INFO ] State equation strengthened by 2551 read => feed constraints.

BK_TIME_CONFINEMENT_REACHED

--------------------
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_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityDeadlock -timeout 180 -rebuildPNML

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="SafeBus-COL-50"
export BK_EXAMINATION="ReachabilityDeadlock"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 ltsminxred"
echo " Input is SafeBus-COL-50, examination is ReachabilityDeadlock"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r526-tall-171679094300246"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SafeBus-COL-50.tgz
mv SafeBus-COL-50 execution
cd execution
if [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "UpperBounds" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] || [ "ReachabilityDeadlock" = "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 [ "ReachabilityDeadlock" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityDeadlock" != "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 "ReachabilityDeadlock.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityDeadlock.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityDeadlock.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 '' ReachabilityDeadlock.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityDeadlock"
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 ;