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.r476-tall-171620506100573.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 CloudDeployment-PT-4a, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r476-tall-171620506100573
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 644K
-rw-r--r-- 1 mcc users 8.5K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 98K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K 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 3.5K Apr 22 14:33 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Apr 22 14:33 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Apr 22 14:33 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Apr 22 14:33 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Apr 11 16:03 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 155K Apr 11 16:03 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.7K Apr 11 15:57 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 53K Apr 11 15:57 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:33 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:33 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 3 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 156K 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 positive values
NUM_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME CloudDeployment-PT-4a-UpperBounds-00
FORMULA_NAME CloudDeployment-PT-4a-UpperBounds-01
FORMULA_NAME CloudDeployment-PT-4a-UpperBounds-02
FORMULA_NAME CloudDeployment-PT-4a-UpperBounds-03
FORMULA_NAME CloudDeployment-PT-4a-UpperBounds-04
FORMULA_NAME CloudDeployment-PT-4a-UpperBounds-05
FORMULA_NAME CloudDeployment-PT-4a-UpperBounds-06
FORMULA_NAME CloudDeployment-PT-4a-UpperBounds-07
FORMULA_NAME CloudDeployment-PT-4a-UpperBounds-08
FORMULA_NAME CloudDeployment-PT-4a-UpperBounds-09
FORMULA_NAME CloudDeployment-PT-4a-UpperBounds-10
FORMULA_NAME CloudDeployment-PT-4a-UpperBounds-11
FORMULA_NAME CloudDeployment-PT-4a-UpperBounds-12
FORMULA_NAME CloudDeployment-PT-4a-UpperBounds-13
FORMULA_NAME CloudDeployment-PT-4a-UpperBounds-14
FORMULA_NAME CloudDeployment-PT-4a-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1717208361136

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudDeployment-PT-4a
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 02:19:22] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-06-01 02:19:22] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 02:19:22] [INFO ] Load time of PNML (sax parser for PT used): 92 ms
[2024-06-01 02:19:22] [INFO ] Transformed 141 places.
[2024-06-01 02:19:22] [INFO ] Transformed 475 transitions.
[2024-06-01 02:19:22] [INFO ] Found NUPN structural information;
[2024-06-01 02:19:22] [INFO ] Parsed PT model containing 141 places and 475 transitions and 2657 arcs in 193 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 8 ms.
Ensure Unique test removed 52 transitions
Reduce redundant transitions removed 52 transitions.
Current structural bounds on expressions (Initiallly, because the net is safe) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-06-01 02:19:22] [INFO ] Flow matrix only has 226 transitions (discarded 197 similar events)
// Phase 1: matrix 226 rows 141 cols
[2024-06-01 02:19:22] [INFO ] Computed 24 invariants in 13 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 10000 steps (170 resets) in 55 ms. (178 steps per ms)
FORMULA CloudDeployment-PT-4a-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudDeployment-PT-4a-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudDeployment-PT-4a-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudDeployment-PT-4a-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudDeployment-PT-4a-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudDeployment-PT-4a-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudDeployment-PT-4a-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudDeployment-PT-4a-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudDeployment-PT-4a-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudDeployment-PT-4a-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudDeployment-PT-4a-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudDeployment-PT-4a-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudDeployment-PT-4a-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudDeployment-PT-4a-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudDeployment-PT-4a-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 10001 steps (24 resets) in 12 ms. (769 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2024-06-01 02:19:22] [INFO ] Flow matrix only has 226 transitions (discarded 197 similar events)
[2024-06-01 02:19:22] [INFO ] Invariant cache hit.
[2024-06-01 02:19:22] [INFO ] [Real]Absence check using 0 positive and 24 generalized place invariants in 10 ms returned sat
[2024-06-01 02:19:22] [INFO ] [Real]Absence check using state equation in 63 ms returned sat
[2024-06-01 02:19:22] [INFO ] State equation strengthened by 90 read => feed constraints.
[2024-06-01 02:19:22] [INFO ] [Real]Added 90 Read/Feed constraints in 20 ms returned sat
[2024-06-01 02:19:22] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 02:19:23] [INFO ] [Nat]Absence check using 0 positive and 24 generalized place invariants in 9 ms returned sat
[2024-06-01 02:19:23] [INFO ] [Nat]Absence check using state equation in 57 ms returned sat
[2024-06-01 02:19:23] [INFO ] [Nat]Added 90 Read/Feed constraints in 16 ms returned sat
[2024-06-01 02:19:23] [INFO ] Computed and/alt/rep : 181/529/181 causal constraints (skipped 44 transitions) in 23 ms.
[2024-06-01 02:19:23] [INFO ] Added : 119 causal constraints over 24 iterations in 427 ms. Result :sat
Minimization took 70 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 141 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place p31) removed 1 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 141/141 places, 422/422 transitions.
Graph (trivial) has 161 edges and 141 vertex of which 40 / 141 are part of one of the 12 SCC in 4 ms
Free SCC test removed 28 places
Drop transitions (Empty/Sink Transition effects.) removed 126 transitions
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 146 transitions.
Graph (complete) has 667 edges and 113 vertex of which 105 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.2 ms
Discarding 8 places :
Also discarding 0 output transitions
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 8 place count 99 transition count 254
Iterating global reduction 0 with 6 rules applied. Total rules applied 14 place count 99 transition count 254
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 98 transition count 253
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 98 transition count 253
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 8 rules applied. Total rules applied 24 place count 94 transition count 249
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: -28
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 0 with 24 rules applied. Total rules applied 48 place count 82 transition count 277
Drop transitions (Redundant composition of simpler transitions.) removed 56 transitions
Redundant transition composition rules discarded 56 transitions
Iterating global reduction 0 with 56 rules applied. Total rules applied 104 place count 82 transition count 221
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 105 place count 82 transition count 221
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 106 place count 81 transition count 220
Applied a total of 106 rules in 175 ms. Remains 81 /141 variables (removed 60) and now considering 220/422 (removed 202) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 195 ms. Remains : 81/141 places, 220/422 transitions.
[2024-06-01 02:19:23] [INFO ] Flow matrix only has 108 transitions (discarded 112 similar events)
// Phase 1: matrix 108 rows 81 cols
[2024-06-01 02:19:23] [INFO ] Computed 17 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 1000000 steps (21182 resets) in 1371 ms. (728 steps per ms)
BEST_FIRST walk for 1000001 steps (3887 resets) in 531 ms. (1879 steps per ms)
FORMULA CloudDeployment-PT-4a-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 5 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 3618 ms.
ITS solved all properties within timeout

BK_STOP 1717208365948

--------------------
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 UpperBounds -timeout 360 -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="CloudDeployment-PT-4a"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="ltsminxred"
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 ltsminxred"
echo " Input is CloudDeployment-PT-4a, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r476-tall-171620506100573"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudDeployment-PT-4a.tgz
mv CloudDeployment-PT-4a execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "UpperBounds.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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;