Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r210-tall-174894547900591.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool gold2024
Input is ShieldPPPt-PT-100B, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r210-tall-174894547900591
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.3M
-rw-r--r-- 1 mcc users 6.9K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 71K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.8K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 63K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.3K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 78K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.6K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 71K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 5 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 1.9M May 29 14:33 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 1749031112122

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=ReachabilityDeadlock
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ShieldPPPt-PT-100B
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-06-04 09:58:33] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -timeout, 180, -rebuildPNML]
[2025-06-04 09:58:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-04 09:58:33] [INFO ] Load time of PNML (sax parser for PT used): 431 ms
[2025-06-04 09:58:34] [INFO ] Transformed 7803 places.
[2025-06-04 09:58:34] [INFO ] Transformed 7103 transitions.
[2025-06-04 09:58:34] [INFO ] Found NUPN structural information;
[2025-06-04 09:58:34] [INFO ] Parsed PT model containing 7803 places and 7103 transitions and 17806 arcs in 895 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 5 ms.
Working with output stream class java.io.PrintStream
Built sparse matrix representations for Structural reductions in 12 ms.94826KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 7803/7803 places, 7103/7103 transitions.
Computed a total of 2000 stabilizing places and 2000 stable transitions
Computed a total of 2000 stabilizing places and 2000 stable transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 1903 transitions
Trivial Post-agglo rules discarded 1903 transitions
Performed 1903 trivial Post agglomeration. Transition count delta: 1903
Iterating post reduction 0 with 1903 rules applied. Total rules applied 1903 place count 7803 transition count 5200
Reduce places removed 1903 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Computed a total of 1200 stabilizing places and 1200 stable transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 1 with 1905 rules applied. Total rules applied 3808 place count 5900 transition count 5198
Reduce places removed 1 places and 0 transitions.
Computed a total of 1200 stabilizing places and 1200 stable transitions
Iterating post reduction 2 with 1 rules applied. Total rules applied 3809 place count 5899 transition count 5198
Computed a total of 1200 stabilizing places and 1200 stable transitions
Performed 400 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 400 Pre rules applied. Total rules applied 3809 place count 5899 transition count 4798
Deduced a syphon composed of 400 places in 21 ms
Reduce places removed 400 places and 0 transitions.
Iterating global reduction 3 with 800 rules applied. Total rules applied 4609 place count 5499 transition count 4798
Computed a total of 1200 stabilizing places and 1200 stable transitions
Discarding 700 places :
Symmetric choice reduction at 3 with 700 rule applications. Total rules 5309 place count 4799 transition count 4098
Iterating global reduction 3 with 700 rules applied. Total rules applied 6009 place count 4799 transition count 4098
Computed a total of 800 stabilizing places and 800 stable transitions
Performed 300 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 300 Pre rules applied. Total rules applied 6009 place count 4799 transition count 3798
Deduced a syphon composed of 300 places in 24 ms
Reduce places removed 300 places and 0 transitions.
Iterating global reduction 3 with 600 rules applied. Total rules applied 6609 place count 4499 transition count 3798
Computed a total of 801 stabilizing places and 800 stable transitions
Performed 1699 Post agglomeration using F-continuation condition.Transition count delta: 1699
Deduced a syphon composed of 1699 places in 11 ms
Reduce places removed 1699 places and 0 transitions.
Iterating global reduction 3 with 3398 rules applied. Total rules applied 10007 place count 2800 transition count 2099
Computed a total of 2 stabilizing places and 1 stable transitions
Renaming transitions due to excessive name length > 1024 char.
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 101 places in 9 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 3 with 202 rules applied. Total rules applied 10209 place count 2699 transition count 2099
Computed a total of 2 stabilizing places and 1 stable transitions
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 101 places in 8 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 3 with 202 rules applied. Total rules applied 10411 place count 2598 transition count 2099
Computed a total of 2 stabilizing places and 1 stable transitions
Performed 97 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 97 places in 5 ms
Reduce places removed 97 places and 0 transitions.
Iterating global reduction 3 with 194 rules applied. Total rules applied 10605 place count 2501 transition count 2099
Computed a total of 2 stabilizing places and 1 stable transitions
Computed a total of 2 stabilizing places and 1 stable transitions
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 10606 place count 2500 transition count 2098
Reduce places removed 1 places and 0 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Iterating post reduction 3 with 1 rules applied. Total rules applied 10607 place count 2499 transition count 2098
Computed a total of 0 stabilizing places and 0 stable transitions
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 2 Pre rules applied. Total rules applied 10607 place count 2499 transition count 2096
Deduced a syphon composed of 2 places in 5 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 10611 place count 2497 transition count 2096
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 10611 rules in 3395 ms. Remains 2497 /7803 variables (removed 5306) and now considering 2096/7103 (removed 5007) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 3409 ms. Remains : 2497/7803 places, 2096/7103 transitions.
Random walk for 1250000 steps, including 0 resets, run took 14498 ms (no deadlock found). (steps per millisecond=86 )
Random directed walk for 1250001 steps, including 0 resets, run took 11878 ms (no deadlock found). (steps per millisecond=105 )
// Phase 1: matrix 2096 rows 2497 cols
[2025-06-04 09:59:04] [INFO ] Computed 1100 invariants in 22 ms
[2025-06-04 09:59:06] [INFO ] [Real]Absence check using 1100 positive place invariants in 1234 ms returned sat
[2025-06-04 09:59:16] [INFO ] [Real]Absence check using state equation in 10170 ms returned sat
[2025-06-04 09:59:16] [INFO ] Solution in real domain found non-integer solution.
[2025-06-04 09:59:18] [INFO ] [Nat]Absence check using 1100 positive place invariants in 1120 ms returned sat
[2025-06-04 09:59:27] [INFO ] [Nat]Absence check using state equation in 8896 ms returned sat
[2025-06-04 09:59:27] [INFO ] Computed and/alt/rep : 2092/3289/2092 causal constraints (skipped 0 transitions) in 107 ms.
[2025-06-04 09:59:47] [INFO ] Added : 615 causal constraints over 123 iterations in 20151 ms.(timeout) Result :sat
Parikh directed walk for 906900 steps, including 1000 resets, run took 10685 ms. (steps per millisecond=84 )
Random directed walk for 500001 steps, including 0 resets, run took 4660 ms (no deadlock found). (steps per millisecond=107 )
Random walk for 500000 steps, including 0 resets, run took 5700 ms (no deadlock found). (steps per millisecond=87 )
Random directed walk for 500003 steps, including 0 resets, run took 4658 ms (no deadlock found). (steps per millisecond=107 )
Random walk for 500000 steps, including 0 resets, run took 5709 ms (no deadlock found). (steps per millisecond=87 )
Starting structural reductions in DEADLOCK mode, iteration 0 : 2497/2497 places, 2096/2096 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 94 ms. Remains 2497 /2497 variables (removed 0) and now considering 2096/2096 (removed 0) transitions.
[2025-06-04 10:00:19] [INFO ] Invariant cache hit.
[2025-06-04 10:00:20] [INFO ] Implicit Places using invariants in 1569 ms returned [2480, 2484]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 1576 ms to find 2 implicit places.
Starting structural reductions in DEADLOCK mode, iteration 1 : 2495/2497 places, 2096/2096 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 4 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 2493 transition count 2094
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 4 rules in 169 ms. Remains 2493 /2495 variables (removed 2) and now considering 2094/2096 (removed 2) transitions.
// Phase 1: matrix 2094 rows 2493 cols
[2025-06-04 10:00:21] [INFO ] Computed 1098 invariants in 8 ms
[2025-06-04 10:00:22] [INFO ] Implicit Places using invariants in 1392 ms returned []
[2025-06-04 10:00:22] [INFO ] Invariant cache hit.
[2025-06-04 10:00:25] [INFO ] Implicit Places using invariants and state equation in 3013 ms returned []
Implicit Place search using SMT with State Equation took 4410 ms to find 0 implicit places.
Starting structural reductions in DEADLOCK mode, iteration 2 : 2493/2497 places, 2094/2096 transitions.
Finished structural reductions in DEADLOCK mode , in 2 iterations and 6251 ms. Remains : 2493/2497 places, 2094/2096 transitions.
Random walk for 1250000 steps, including 0 resets, run took 14195 ms (no deadlock found). (steps per millisecond=88 )
Random directed walk for 1250006 steps, including 0 resets, run took 11521 ms (no deadlock found). (steps per millisecond=108 )
[2025-06-04 10:00:51] [INFO ] Invariant cache hit.
[2025-06-04 10:00:52] [INFO ] [Real]Absence check using 1098 positive place invariants in 1162 ms returned sat
[2025-06-04 10:01:02] [INFO ] [Real]Absence check using state equation in 9669 ms returned sat
[2025-06-04 10:01:02] [INFO ] Solution in real domain found non-integer solution.
[2025-06-04 10:01:04] [INFO ] [Nat]Absence check using 1098 positive place invariants in 1105 ms returned sat
[2025-06-04 10:01:12] [INFO ] [Nat]Absence check using state equation in 8401 ms returned sat
[2025-06-04 10:01:12] [INFO ] Computed and/alt/rep : 2090/3283/2090 causal constraints (skipped 0 transitions) in 97 ms.
[2025-06-04 10:01:32] [INFO ] Added : 635 causal constraints over 127 iterations in 20238 ms.(timeout) Result :sat
Parikh directed walk for 913800 steps, including 1000 resets, run took 10707 ms. (steps per millisecond=85 )
Random directed walk for 500003 steps, including 0 resets, run took 4677 ms (no deadlock found). (steps per millisecond=106 )
Random walk for 500000 steps, including 0 resets, run took 5709 ms (no deadlock found). (steps per millisecond=87 )
Random directed walk for 500000 steps, including 0 resets, run took 4644 ms (no deadlock found). (steps per millisecond=107 )
Random walk for 500000 steps, including 0 resets, run took 5669 ms (no deadlock found). (steps per millisecond=88 )
[2025-06-04 10:02:05] [INFO ] Flatten gal took : 381 ms
[2025-06-04 10:02:05] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/ReachabilityDeadlock.sr.xml took 1 ms.
[2025-06-04 10:02:05] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 7803 places, 7103 transitions and 17806 arcs took 33 ms.
Total runtime 211708 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running ShieldPPPt-PT-100B

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/408/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 7803
TRANSITIONS: 7103
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.106s, Sys 0.012s]


SAVING FILE /home/mcc/execution/408/model (.net / .def) ...
EXPORT TIME: [User 0.024s, Sys 0.000s]


----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES

Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net

Process ID: 549
MODEL NAME: /home/mcc/execution/408/model
7803 places, 7103 transitions.

Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.

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
MEDDLY ERROR: Insufficient memory

MEDDLY ERROR: Insufficient memory

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="ShieldPPPt-PT-100B"
export BK_EXAMINATION="ReachabilityDeadlock"
export BK_TOOL="gold2024"
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 2-5832"
echo " Executing tool gold2024"
echo " Input is ShieldPPPt-PT-100B, 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 r210-tall-174894547900591"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldPPPt-PT-100B.tgz
mv ShieldPPPt-PT-100B 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.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 ;