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.r160-tall-177961080100442.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 HexagonalGrid-PT-410, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r160-tall-177961080100442
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 996K
-rw-r--r-- 1 mcc users 5.6K Mar 7 13:31 CTLCardinality.txt
-rw-r--r-- 1 mcc users 49K Mar 7 13:31 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Mar 7 13:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K Mar 7 13:31 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.1K Mar 15 10:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 10:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 15 10:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 10:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Mar 7 13:31 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 123K Mar 7 13:31 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.3K Mar 7 13:31 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 63K Mar 7 13:31 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 10:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 10:47 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
-rwxr-xr-x 1 mcc users 568K 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 1779703171195

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=HexagonalGrid-PT-410
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202505121319
[2026-05-25 09:59:32] [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 09:59:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 09:59:32] [INFO ] Load time of PNML (sax parser for PT used): 124 ms
[2026-05-25 09:59:32] [INFO ] Transformed 787 places.
[2026-05-25 09:59:32] [INFO ] Transformed 1374 transitions.
[2026-05-25 09:59:32] [INFO ] Parsed PT model containing 787 places and 1374 transitions and 5496 arcs in 224 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 787/787 places, 1374/1374 transitions.
Applied a total of 0 rules in 27 ms. Remains 787 /787 variables (removed 0) and now considering 1374/1374 (removed 0) transitions.
// Phase 1: matrix 1374 rows 787 cols
[2026-05-25 09:59:33] [INFO ] Computed 302 invariants in 55 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 09:59:33] [INFO ] Implicit Places using invariants in 819 ms returned []
[2026-05-25 09:59:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 09:59:34] [INFO ] Implicit Places using invariants and state equation in 1103 ms returned []
Implicit Place search using SMT with State Equation took 1970 ms to find 0 implicit places.
Running 1152 sub problems to find dead transitions.
[2026-05-25 09:59:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/343 variables, 42/42 constraints. Problems are: Problem set: 0 solved, 1152 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/343 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1152 unsolved
At refinement iteration 2 (OVERLAPS) 438/781 variables, 259/301 constraints. Problems are: Problem set: 0 solved, 1152 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 781/2161 variables, and 301 constraints, problems are : Problem set: 0 solved, 1152 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 301/301 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/787 constraints, PredecessorRefiner: 1152/1152 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1152 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/343 variables, 42/42 constraints. Problems are: Problem set: 0 solved, 1152 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/343 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1152 unsolved
At refinement iteration 2 (OVERLAPS) 438/781 variables, 259/301 constraints. Problems are: Problem set: 0 solved, 1152 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 781/2161 variables, and 301 constraints, problems are : Problem set: 0 solved, 1152 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 301/301 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/787 constraints, PredecessorRefiner: 0/1152 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60686ms problems are : Problem set: 0 solved, 1152 unsolved
Search for dead transitions found 0 dead transitions in 60711ms
Finished structural reductions in LIVENESS mode , in 1 iterations and 62750 ms. Remains : 787/787 places, 1374/1374 transitions.
Discarding 888 transitions out of 1374. Remains 486
Initial state reduction rules removed 222 formulas.
RANDOM walk for 4491 steps (0 resets) in 1007 ms. (4 steps per ms) remains 0/264 properties
[2026-05-25 10:00:36] [INFO ] Flatten gal took : 150 ms
[2026-05-25 10:00:36] [INFO ] Flatten gal took : 85 ms
[2026-05-25 10:00:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2086015966083121245.gal : 37 ms
[2026-05-25 10:00:36] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16279771952619493503.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/ReachabilityCardinality2086015966083121245.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16279771952619493503.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 486 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 63840 ms.

BK_STOP 1779703236537

--------------------
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="HexagonalGrid-PT-410"
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 HexagonalGrid-PT-410, 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 r160-tall-177961080100442"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/HexagonalGrid-PT-410.tgz
mv HexagonalGrid-PT-410 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 ;