Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r080-tall-177946972400181.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-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 2-5973
Executing tool gold2025
Input is CO4-PT-02, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r080-tall-177946972400181
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 544K
-rw-r--r-- 1 mcc users 6.9K Mar 6 13:29 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K Mar 6 13:29 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K Mar 6 13:29 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K Mar 6 13:29 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Mar 15 08:28 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 08:28 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 15 08:28 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 15 08:28 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Mar 6 13:29 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 159K Mar 6 13:29 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.8K Mar 6 13:29 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 66K Mar 6 13:29 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Mar 15 08:28 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K Mar 15 08:28 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 74K Mar 3 18:30 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 1779559010201

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=ReachabilityDeadlock
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=CO4-PT-02
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityDeadlock PT
Running Version 202505121319
[2026-05-23 17:56:51] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-05-23 17:56:51] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 17:56:51] [INFO ] Load time of PNML (sax parser for PT used): 77 ms
[2026-05-23 17:56:51] [INFO ] Transformed 97 places.
[2026-05-23 17:56:51] [INFO ] Transformed 299 transitions.
[2026-05-23 17:56:51] [INFO ] Found NUPN structural information;
[2026-05-23 17:56:51] [INFO ] Parsed PT model containing 97 places and 299 transitions and 1113 arcs in 175 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 3 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 59 transitions
Reduce redundant transitions removed 59 transitions.
Built sparse matrix representations for Structural reductions in 5 ms.14916KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 97/97 places, 240/240 transitions.
Computed a total of 16 stabilizing places and 16 stable transitions
Computed a total of 16 stabilizing places and 16 stable transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 97 transition count 234
Reduce places removed 6 places and 0 transitions.
Computed a total of 16 stabilizing places and 16 stable transitions
Iterating post reduction 1 with 6 rules applied. Total rules applied 12 place count 91 transition count 234
Computed a total of 16 stabilizing places and 16 stable transitions
Discarding 39 places :
Symmetric choice reduction at 2 with 39 rule applications. Total rules 51 place count 52 transition count 137
Iterating global reduction 2 with 39 rules applied. Total rules applied 90 place count 52 transition count 137
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Computed a total of 14 stabilizing places and 14 stable transitions
Iterating post reduction 2 with 22 rules applied. Total rules applied 112 place count 52 transition count 115
Computed a total of 14 stabilizing places and 14 stable transitions
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 118 place count 46 transition count 97
Iterating global reduction 3 with 6 rules applied. Total rules applied 124 place count 46 transition count 97
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Computed a total of 14 stabilizing places and 14 stable transitions
Iterating post reduction 3 with 4 rules applied. Total rules applied 128 place count 46 transition count 93
Computed a total of 14 stabilizing places and 14 stable transitions
Performed 5 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 4 with 10 rules applied. Total rules applied 138 place count 41 transition count 86
Computed a total of 14 stabilizing places and 14 stable transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 140 place count 40 transition count 87
Computed a total of 16 stabilizing places and 18 stable transitions
Computed a total of 16 stabilizing places and 18 stable transitions
Drop transitions (Redundant composition of simpler transitions.) removed 20 transitions
Redundant transition composition rules discarded 20 transitions
Iterating global reduction 4 with 20 rules applied. Total rules applied 160 place count 40 transition count 67
Computed a total of 16 stabilizing places and 15 stable transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 162 place count 39 transition count 66
Computed a total of 16 stabilizing places and 15 stable transitions
Computed a total of 16 stabilizing places and 15 stable transitions
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 163 place count 38 transition count 65
Computed a total of 15 stabilizing places and 15 stable transitions
Computed a total of 15 stabilizing places and 15 stable transitions
Applied a total of 163 rules in 78 ms. Remains 38 /97 variables (removed 59) and now considering 65/240 (removed 175) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 89 ms. Remains : 38/97 places, 65/240 transitions.
Random walk for 1250000 steps, including 0 resets, run took 984 ms (no deadlock found). (steps per millisecond=1270 )
Random directed walk for 1250000 steps, including 27 resets, run took 867 ms (no deadlock found). (steps per millisecond=1441 )
[2026-05-23 17:56:53] [INFO ] Flow matrix only has 50 transitions (discarded 15 similar events)
// Phase 1: matrix 50 rows 38 cols
[2026-05-23 17:56:53] [INFO ] Computed 12 invariants in 6 ms
Starting Z3 with timeout 300.0 s and query timeout 30000.0 ms
[2026-05-23 17:56:53] [INFO ] [Real]Absence check using 10 positive place invariants in 12 ms returned sat
[2026-05-23 17:56:53] [INFO ] [Real]Absence check using 10 positive and 2 generalized place invariants in 3 ms returned unsat
FORMULA ReachabilityDeadlock FALSE TECHNIQUES TOPOLOGICAL SAT_SMT STRUCTURAL_REDUCTION
Total runtime 2461 ms.

BK_STOP 1779559014054

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ ReachabilityDeadlock = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityDeadlock -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityDeadlock -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="CO4-PT-02"
export BK_EXAMINATION="ReachabilityDeadlock"
export BK_TOOL="gold2025"
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 2-5973"
echo " Executing tool gold2025"
echo " Input is CO4-PT-02, 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 r080-tall-177946972400181"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CO4-PT-02.tgz
mv CO4-PT-02 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 ;