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-177955701100367.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 DLCround-PT-08a, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r112-tall-177955701100367
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 892K
-rw-r--r-- 1 mcc users 4.6K Mar 6 17:01 CTLCardinality.txt
-rw-r--r-- 1 mcc users 42K Mar 6 17:01 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K Mar 6 17:01 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K Mar 6 17:01 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.9K Mar 15 09:24 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K Mar 15 09:24 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 09:24 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 09:24 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 6 17:02 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 112K Mar 6 17:02 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.2K Mar 6 17:02 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 80K Mar 6 17:02 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 09:24 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 09:24 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 479K 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 1779629710864

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DLCround-PT-08a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202505121319
[2026-05-24 13:35:12] [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 13:35:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 13:35:12] [INFO ] Load time of PNML (sax parser for PT used): 126 ms
[2026-05-24 13:35:12] [INFO ] Transformed 263 places.
[2026-05-24 13:35:12] [INFO ] Transformed 1907 transitions.
[2026-05-24 13:35:12] [INFO ] Found NUPN structural information;
[2026-05-24 13:35:12] [INFO ] Parsed PT model containing 263 places and 1907 transitions and 7354 arcs in 223 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 263/263 places, 1907/1907 transitions.
Graph (trivial) has 214 edges and 263 vertex of which 44 / 263 are part of one of the 13 SCC in 3 ms
Free SCC test removed 31 places
Ensure Unique test removed 492 transitions
Reduce isomorphic transitions removed 492 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 232 transition count 1411
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 9 place count 228 transition count 1411
Performed 13 Post agglomeration using F-continuation condition.Transition count delta: 13
Deduced a syphon composed of 13 places in 2 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 2 with 26 rules applied. Total rules applied 35 place count 215 transition count 1398
Ensure Unique test removed 144 transitions
Reduce isomorphic transitions removed 144 transitions.
Iterating post reduction 2 with 144 rules applied. Total rules applied 179 place count 215 transition count 1254
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -28
Deduced a syphon composed of 4 places in 2 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 187 place count 211 transition count 1282
Applied a total of 187 rules in 94 ms. Remains 211 /263 variables (removed 52) and now considering 1282/1907 (removed 625) transitions.
[2026-05-24 13:35:12] [INFO ] Flow matrix only has 99 transitions (discarded 1183 similar events)
// Phase 1: matrix 99 rows 211 cols
[2026-05-24 13:35:12] [INFO ] Computed 157 invariants in 10 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:35:13] [INFO ] Implicit Places using invariants in 1099 ms returned [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, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210]
Discarding 144 places :
Ensure Unique test removed 1136 transitions
Reduce isomorphic transitions removed 1136 transitions.
Implicit Place search using SMT only with invariants took 1146 ms to find 144 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 67/263 places, 146/1907 transitions.
Graph (trivial) has 145 edges and 67 vertex of which 66 / 67 are part of one of the 13 SCC in 0 ms
Free SCC test removed 53 places
Ensure Unique test removed 132 transitions
Reduce isomorphic transitions removed 132 transitions.
Applied a total of 1 rules in 1 ms. Remains 14 /67 variables (removed 53) and now considering 14/146 (removed 132) transitions.
[2026-05-24 13:35:13] [INFO ] Flow matrix only has 2 transitions (discarded 12 similar events)
// Phase 1: matrix 2 rows 14 cols
[2026-05-24 13:35:13] [INFO ] Computed 13 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:35:13] [INFO ] Implicit Places using invariants in 29 ms returned []
[2026-05-24 13:35:13] [INFO ] Flow matrix only has 2 transitions (discarded 12 similar events)
[2026-05-24 13:35:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:35:13] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 13:35:13] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 58 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 14/263 places, 14/1907 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 1314 ms. Remains : 14/263 places, 14/1907 transitions.
Initial state reduction rules removed 1 formulas.
RANDOM walk for 4 steps (0 resets) in 7 ms. (0 steps per ms) remains 0/13 properties
[2026-05-24 13:35:13] [INFO ] Flatten gal took : 98 ms
[2026-05-24 13:35:13] [INFO ] Flatten gal took : 2 ms
[2026-05-24 13:35:13] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17645078457473581379.gal : 3 ms
[2026-05-24 13:35:13] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12174849185961006980.prop : 1 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/ReachabilityCardinality17645078457473581379.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12174849185961006980.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner timed out or was interrupted.

ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 14 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 1766 ms.

BK_STOP 1779629713952

--------------------
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-08a"
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-08a, 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-177955701100367"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCround-PT-08a.tgz
mv DLCround-PT-08a 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 ;