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.r112-tall-177955701100347.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)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool gold2025
Input is DLCround-PT-06a, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r112-tall-177955701100347
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 792K
-rw-r--r-- 1 mcc users 7.0K Mar 6 17:21 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K Mar 6 17:21 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Mar 6 17:21 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Mar 6 17:21 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K Mar 15 09:23 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 09:23 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 09:23 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 15 09:23 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.5K Mar 6 17:21 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 101K Mar 6 17:21 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 6 17:21 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 97K Mar 6 17:21 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 09:23 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 09:23 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 325K 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 QuasiLiveness

=== Now, execution of the tool begins

BK_START 1779629621166

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DLCround-PT-06a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202505121319
[2026-05-24 13:33:42] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-05-24 13:33:42] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 13:33:42] [INFO ] Load time of PNML (sax parser for PT used): 115 ms
[2026-05-24 13:33:42] [INFO ] Transformed 197 places.
[2026-05-24 13:33:42] [INFO ] Transformed 1313 transitions.
[2026-05-24 13:33:42] [INFO ] Found NUPN structural information;
[2026-05-24 13:33:42] [INFO ] Parsed PT model containing 197 places and 1313 transitions and 5002 arcs in 214 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 197/197 places, 1313/1313 transitions.
Graph (trivial) has 178 edges and 197 vertex of which 36 / 197 are part of one of the 11 SCC in 3 ms
Free SCC test removed 25 places
Ensure Unique test removed 346 transitions
Reduce isomorphic transitions removed 346 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 172 transition count 963
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 9 place count 168 transition count 963
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 2 with 22 rules applied. Total rules applied 31 place count 157 transition count 952
Ensure Unique test removed 98 transitions
Reduce isomorphic transitions removed 98 transitions.
Iterating post reduction 2 with 98 rules applied. Total rules applied 129 place count 157 transition count 854
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -20
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 137 place count 153 transition count 874
Applied a total of 137 rules in 82 ms. Remains 153 /197 variables (removed 44) and now considering 874/1313 (removed 439) transitions.
[2026-05-24 13:33:42] [INFO ] Flow matrix only has 81 transitions (discarded 793 similar events)
// Phase 1: matrix 81 rows 153 cols
[2026-05-24 13:33:42] [INFO ] Computed 109 invariants in 9 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:33:43] [INFO ] Implicit Places using invariants in 755 ms returned [55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152]
Discarding 98 places :
Ensure Unique test removed 754 transitions
Reduce isomorphic transitions removed 754 transitions.
Implicit Place search using SMT only with invariants took 797 ms to find 98 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 55/197 places, 120/1313 transitions.
Graph (trivial) has 119 edges and 55 vertex of which 54 / 55 are part of one of the 11 SCC in 1 ms
Free SCC test removed 43 places
Ensure Unique test removed 108 transitions
Reduce isomorphic transitions removed 108 transitions.
Applied a total of 1 rules in 2 ms. Remains 12 /55 variables (removed 43) and now considering 12/120 (removed 108) transitions.
[2026-05-24 13:33:43] [INFO ] Flow matrix only has 2 transitions (discarded 10 similar events)
// Phase 1: matrix 2 rows 12 cols
[2026-05-24 13:33:43] [INFO ] Computed 11 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:33:43] [INFO ] Implicit Places using invariants in 28 ms returned []
[2026-05-24 13:33:43] [INFO ] Flow matrix only has 2 transitions (discarded 10 similar events)
[2026-05-24 13:33:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:33:43] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 13:33:43] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 12/197 places, 12/1313 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 957 ms. Remains : 12/197 places, 12/1313 transitions.
Initial state reduction rules removed 1 formulas.
RANDOM walk for 4 steps (0 resets) in 6 ms. (0 steps per ms) remains 0/11 properties
[2026-05-24 13:33:43] [INFO ] Flatten gal took : 118 ms
[2026-05-24 13:33:43] [INFO ] Flatten gal took : 2 ms
[2026-05-24 13:33:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16233031187141064141.gal : 3 ms
[2026-05-24 13:33:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality516768284885629207.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16233031187141064141.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality516768284885629207.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner timed out or was interrupted.

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 12 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 1434 ms.

BK_STOP 1779629624001

--------------------
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
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -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//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -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="DLCround-PT-06a"
export BK_EXAMINATION="QuasiLiveness"
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 DLCround-PT-06a, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r112-tall-177955701100347"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCround-PT-06a.tgz
mv DLCround-PT-06a execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;