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.r341-tall-167889213600146.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 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 RERS2020-PT-pb103, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r341-tall-167889213600146
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 18M
-rw-r--r-- 1 mcc users 7.2K Feb 26 08:33 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K Feb 26 08:33 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Feb 26 08:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K Feb 26 08:31 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:40 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 16:40 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Feb 25 16:40 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:40 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 26 08:36 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 130K Feb 26 08:36 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.8K Feb 26 08:35 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 64K Feb 26 08:35 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:40 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:40 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 18M Mar 5 18:23 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 1679102858768

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=ReachabilityDeadlock
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=RERS2020-PT-pb103
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-18 01:27:40] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -timeout, 180, -rebuildPNML]
[2023-03-18 01:27:40] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-18 01:27:41] [INFO ] Load time of PNML (sax parser for PT used): 740 ms
[2023-03-18 01:27:41] [INFO ] Transformed 520 places.
[2023-03-18 01:27:41] [INFO ] Transformed 31658 transitions.
[2023-03-18 01:27:41] [INFO ] Found NUPN structural information;
[2023-03-18 01:27:41] [INFO ] Parsed PT model containing 520 places and 31658 transitions and 125892 arcs in 992 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 2 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 3229 transitions
Reduce redundant transitions removed 3229 transitions.
Built sparse matrix representations for Structural reductions in 49 ms.72019KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 520/520 places, 28429/28429 transitions.
Computed a total of 128 stabilizing places and 10286 stable transitions
Ensure Unique test removed 7 places
Computed a total of 121 stabilizing places and 10286 stable transitions
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 513 transition count 28429
Computed a total of 121 stabilizing places and 10286 stable transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 47 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 9 place count 512 transition count 28428
Computed a total of 120 stabilizing places and 10285 stable transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -11
Deduced a syphon composed of 1 places in 58 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 11 place count 511 transition count 28439
Computed a total of 119 stabilizing places and 10296 stable transitions
Computed a total of 119 stabilizing places and 10296 stable transitions
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 12 place count 510 transition count 28438
Computed a total of 118 stabilizing places and 10295 stable transitions
Computed a total of 118 stabilizing places and 10295 stable transitions
Applied a total of 12 rules in 1852 ms. Remains 510 /520 variables (removed 10) and now considering 28438/28429 (removed -9) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 1871 ms. Remains : 510/520 places, 28438/28429 transitions.
Random walk for 1250000 steps, including 0 resets, run took 25153 ms (no deadlock found). (steps per millisecond=49 )
[2023-03-18 01:28:09] [INFO ] Flow matrix only has 18682 transitions (discarded 9756 similar events)
// Phase 1: matrix 18682 rows 510 cols
[2023-03-18 01:28:09] [INFO ] Computed 8 place invariants in 132 ms
[2023-03-18 01:28:10] [INFO ] [Real]Absence check using 8 positive place invariants in 16 ms returned sat
[2023-03-18 01:28:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 01:28:14] [INFO ] [Real]Absence check using state equation in 3876 ms returned sat
[2023-03-18 01:28:15] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 01:28:16] [INFO ] [Nat]Absence check using 8 positive place invariants in 10 ms returned sat
[2023-03-18 01:28:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 01:28:20] [INFO ] [Nat]Absence check using state equation in 3598 ms returned sat
[2023-03-18 01:28:20] [INFO ] State equation strengthened by 1380 read => feed constraints.
[2023-03-18 01:28:24] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 01:28:25] [INFO ] [Nat]Added 1380 Read/Feed constraints in 4605 ms returned sat
[2023-03-18 01:28:27] [INFO ] Deduced a trap composed of 11 places in 2363 ms of which 4 ms to minimize.
[2023-03-18 01:28:30] [INFO ] Deduced a trap composed of 64 places in 2344 ms of which 1 ms to minimize.
[2023-03-18 01:28:33] [INFO ] Deduced a trap composed of 52 places in 2253 ms of which 1 ms to minimize.
[2023-03-18 01:28:35] [INFO ] Deduced a trap composed of 13 places in 1518 ms of which 1 ms to minimize.
[2023-03-18 01:28:37] [INFO ] Deduced a trap composed of 72 places in 1731 ms of which 1 ms to minimize.
[2023-03-18 01:28:39] [INFO ] Deduced a trap composed of 101 places in 1422 ms of which 0 ms to minimize.
[2023-03-18 01:28:40] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 15066 ms
[2023-03-18 01:28:43] [INFO ] Computed and/alt/rep : 140/822/140 causal constraints (skipped 18540 transitions) in 2789 ms.
[2023-03-18 01:28:45] [INFO ] Added : 1 causal constraints over 1 iterations in 4774 ms. Result :sat
Parikh directed walk for 32200 steps, including 32200 resets, run took 19611 ms. (steps per millisecond=1 )
Finished random directed walk after 296 steps, including 0 resets, run found a deadlock after 15 ms. (steps per millisecond=19 )
FORMULA ReachabilityDeadlock TRUE TECHNIQUES TOPOLOGICAL STRUCTURAL_REDUCTION RANDOM_WALK
Total runtime 84706 ms.
ITS solved all properties within timeout

BK_STOP 1679102946172

--------------------
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 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="RERS2020-PT-pb103"
export BK_EXAMINATION="ReachabilityDeadlock"
export BK_TOOL="lolaxred"
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 2-5348"
echo " Executing tool lolaxred"
echo " Input is RERS2020-PT-pb103, 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 r341-tall-167889213600146"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RERS2020-PT-pb103.tgz
mv RERS2020-PT-pb103 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 ;