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.r176-smll-177961111800012.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 HypercubeGrid-PT-C5K3P3B15, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r176-smll-177961111800012
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 15M
-rw-r--r-- 1 mcc users 8.4K Mar 7 15:35 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K Mar 7 15:35 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.0K Mar 7 15:33 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K Mar 7 15:33 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.0K Mar 15 10:57 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 10:57 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.4K Mar 15 10:57 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 10:57 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Mar 7 15:39 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 129K Mar 7 15:39 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Mar 7 15:37 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 81K Mar 7 15:37 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Mar 15 10:57 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Mar 15 10:57 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 10 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rwxr-xr-x 1 mcc users 14M 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 1779746796677

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=HypercubeGrid-PT-C5K3P3B15
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202505121319
[2026-05-25 22:06:38] [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]
[2026-05-25 22:06:38] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 22:06:40] [INFO ] Load time of PNML (sax parser for PT used): 1309 ms
[2026-05-25 22:06:40] [INFO ] Transformed 9153 places.
[2026-05-25 22:06:40] [INFO ] Transformed 25110 transitions.
[2026-05-25 22:06:40] [INFO ] Parsed PT model containing 9153 places and 25110 transitions and 100440 arcs in 1774 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 9153/9153 places, 25110/25110 transitions.
Applied a total of 0 rules in 340 ms. Remains 9153 /9153 variables (removed 0) and now considering 25110/25110 (removed 0) transitions.
// Phase 1: matrix 25110 rows 9153 cols
[2026-05-25 22:06:42] [INFO ] Computed 3484 invariants in 1778 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 22:07:08] [INFO ] Implicit Places using invariants in 27584 ms returned []
Implicit Place search using SMT only with invariants took 27800 ms to find 0 implicit places.
Running 22680 sub problems to find dead transitions.
[2026-05-25 22:07:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4293 variables, 810/810 constraints. Problems are: Problem set: 0 solved, 22680 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4293/34263 variables, and 810 constraints, problems are : Problem set: 0 solved, 22680 unsolved in 30709 ms.
Refiners :[Positive P Invariants (semi-flows): 810/3483 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/9153 constraints, PredecessorRefiner: 22680/22680 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 22680 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4293 variables, 810/810 constraints. Problems are: Problem set: 0 solved, 22680 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4293/34263 variables, and 810 constraints, problems are : Problem set: 0 solved, 22680 unsolved in 30378 ms.
Refiners :[Positive P Invariants (semi-flows): 810/3483 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/9153 constraints, PredecessorRefiner: 0/22680 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 141920ms problems are : Problem set: 0 solved, 22680 unsolved
Search for dead transitions found 0 dead transitions in 142207ms
Finished structural reductions in LIVENESS mode , in 1 iterations and 170590 ms. Remains : 9153/9153 places, 25110/25110 transitions.
Discarding 19440 transitions out of 25110. Remains 5670
Initial state reduction rules removed 2430 formulas.
[2026-05-25 22:09:35] [INFO ] Flatten gal took : 2624 ms
[2026-05-25 22:09:37] [INFO ] Flatten gal took : 1714 ms
[2026-05-25 22:09:37] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality69573052034926011.gal : 442 ms
[2026-05-25 22:09:37] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14413560812184046494.prop : 79 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/ReachabilityCardinality69573052034926011.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14413560812184046494.prop' '--nowitness' '--gen-order' 'FOLLOW'

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 ...327
Loading property file /tmp/ReachabilityCardinality14413560812184046494.prop.
RANDOM walk for 40000 steps (8 resets) in 83045 ms. (0 steps per ms) remains 26/3240 properties
BEST_FIRST walk for 4004 steps (0 resets) in 825 ms. (4 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (0 resets) in 567 ms. (7 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (0 resets) in 673 ms. (5 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (0 resets) in 772 ms. (5 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (0 resets) in 734 ms. (5 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (0 resets) in 705 ms. (5 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (0 resets) in 696 ms. (5 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (0 resets) in 657 ms. (6 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (0 resets) in 666 ms. (6 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (0 resets) in 642 ms. (6 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (0 resets) in 638 ms. (6 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (0 resets) in 628 ms. (6 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (0 resets) in 552 ms. (7 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (0 resets) in 595 ms. (6 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (0 resets) in 555 ms. (7 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1020 ms. (3 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (0 resets) in 652 ms. (6 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (0 resets) in 808 ms. (4 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (0 resets) in 854 ms. (4 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (0 resets) in 503 ms. (7 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (0 resets) in 613 ms. (6 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (0 resets) in 552 ms. (7 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (0 resets) in 801 ms. (4 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (0 resets) in 811 ms. (4 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (0 resets) in 751 ms. (5 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (0 resets) in 752 ms. (5 steps per ms) remains 26/26 properties
[2026-05-25 22:09:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (OVERLAPS) 3717/3769 variables, 53/53 constraints. Problems are: Problem set: 0 solved, 26 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3769/34263 variables, and 53 constraints, problems are : Problem set: 0 solved, 26 unsolved in 5016 ms.
Refiners :[Positive P Invariants (semi-flows): 53/3483 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/9153 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 26 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (OVERLAPS) 3717/3769 variables, 53/53 constraints. Problems are: Problem set: 0 solved, 26 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3769/34263 variables, and 53 constraints, problems are : Problem set: 0 solved, 26 unsolved in 5053 ms.
Refiners :[Positive P Invariants (semi-flows): 53/3483 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/9153 constraints, PredecessorRefiner: 0/26 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10528ms problems are : Problem set: 0 solved, 26 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 52 out of 9153 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 9153/9153 places, 25110/25110 transitions.
Applied a total of 0 rules in 3049 ms. Remains 9153 /9153 variables (removed 0) and now considering 25110/25110 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3050 ms. Remains : 9153/9153 places, 25110/25110 transitions.
RANDOM walk for 78386 steps (0 resets) in 97438 ms. (0 steps per ms) remains 0/26 properties
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 5670 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 243299 ms.

BK_STOP 1779747042024

--------------------
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="HypercubeGrid-PT-C5K3P3B15"
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 HypercubeGrid-PT-C5K3P3B15, 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 r176-smll-177961111800012"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/HypercubeGrid-PT-C5K3P3B15.tgz
mv HypercubeGrid-PT-C5K3P3B15 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 ;