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.r031-smll-177946790600036.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 BART-PT-060, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r031-smll-177946790600036
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 130M
-rw-r--r-- 1 mcc users 4.3M Mar 5 10:12 CTLCardinality.txt
-rw-r--r-- 1 mcc users 16M Mar 5 10:12 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6M Mar 5 10:07 CTLFireability.txt
-rw-r--r-- 1 mcc users 21M Mar 5 10:07 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 1.9M Mar 15 07:25 LTLCardinality.txt
-rw-r--r-- 1 mcc users 4.8M Mar 15 07:25 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.6M Mar 15 07:25 LTLFireability.txt
-rw-r--r-- 1 mcc users 4.1M Mar 15 07:25 LTLFireability.xml
-rw-r--r-- 1 mcc users 6.2M Mar 5 10:23 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 22M Mar 5 10:23 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.2M Mar 5 10:16 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 21M Mar 5 10:16 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 331K Mar 15 07:25 UpperBounds.txt
-rw-r--r-- 1 mcc users 666K Mar 15 07:25 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 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 15M 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 positive values
NUM_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME BART-PT-060-UpperBounds-00
FORMULA_NAME BART-PT-060-UpperBounds-01
FORMULA_NAME BART-PT-060-UpperBounds-02
FORMULA_NAME BART-PT-060-UpperBounds-03
FORMULA_NAME BART-PT-060-UpperBounds-04
FORMULA_NAME BART-PT-060-UpperBounds-05
FORMULA_NAME BART-PT-060-UpperBounds-06
FORMULA_NAME BART-PT-060-UpperBounds-07
FORMULA_NAME BART-PT-060-UpperBounds-08
FORMULA_NAME BART-PT-060-UpperBounds-09
FORMULA_NAME BART-PT-060-UpperBounds-10
FORMULA_NAME BART-PT-060-UpperBounds-11
FORMULA_NAME BART-PT-060-UpperBounds-12
FORMULA_NAME BART-PT-060-UpperBounds-13
FORMULA_NAME BART-PT-060-UpperBounds-14
FORMULA_NAME BART-PT-060-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779472647625

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BART-PT-060
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2026-05-22 17:57:29] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-22 17:57:30] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 17:57:31] [INFO ] Load time of PNML (sax parser for PT used): 1223 ms
[2026-05-22 17:57:31] [INFO ] Transformed 8130 places.
[2026-05-22 17:57:31] [INFO ] Transformed 12120 transitions.
[2026-05-22 17:57:31] [INFO ] Found NUPN structural information;
[2026-05-22 17:57:31] [INFO ] Parsed PT model containing 8130 places and 12120 transitions and 97200 arcs in 1553 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 136 ms.
Reduction of identical properties reduced properties to check from 16 to 12
Reduce places removed 210 places and 0 transitions.
FORMULA BART-PT-060-UpperBounds-04 5 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-060-UpperBounds-00 5 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-060-UpperBounds-02 60 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-060-UpperBounds-01 60 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-060-UpperBounds-07 36 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-060-UpperBounds-03 36 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-060-UpperBounds-06 169 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-060-UpperBounds-05 169 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-060-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-060-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-060-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Initiallly, because the net is safe) : Max Seen:[0, 0, 1, 0, 0] Max Struct:[1, 1, 1, 1, 1]
FORMULA BART-PT-060-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
// Phase 1: matrix 12120 rows 7920 cols
[2026-05-22 17:57:32] [INFO ] Computed 60 invariants in 162 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
RANDOM walk for 10000 steps (2 resets) in 336 ms. (29 steps per ms)
FORMULA BART-PT-060-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 30003 steps (6 resets) in 86 ms. (344 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
[2026-05-22 17:57:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 17:57:42] [INFO ] [Real]Absence check using 60 positive place invariants in 643 ms returned sat
[2026-05-22 17:57:44] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression at index 2
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:854)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
Support contains 3 out of 7920 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 7920/7920 places, 12120/12120 transitions.
Graph (trivial) has 12114 edges and 7920 vertex of which 7914 / 7920 are part of one of the 60 SCC in 38 ms
Free SCC test removed 7854 places
Drop transitions (Empty/Sink Transition effects.) removed 12111 transitions
Reduce isomorphic transitions removed 12111 transitions.
Graph (complete) has 9 edges and 66 vertex of which 9 are kept as prefixes of interest. Removing 57 places using SCC suffix rule.1 ms
Discarding 57 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 9 transition count 8
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 4 place count 8 transition count 8
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 4 place count 8 transition count 6
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 8 place count 6 transition count 6
Applied a total of 8 rules in 138 ms. Remains 6 /7920 variables (removed 7914) and now considering 6/12120 (removed 12114) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 151 ms. Remains : 6/7920 places, 6/12120 transitions.
// Phase 1: matrix 6 rows 6 cols
[2026-05-22 17:57:44] [INFO ] Computed 3 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
RANDOM walk for 1000000 steps (2 resets) in 752 ms. (1328 steps per ms)
FORMULA BART-PT-060-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BART-PT-060-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BART-PT-060-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 1000001 steps (2 resets) in 256 ms. (3891 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
[2026-05-22 17:57:45] [INFO ] Flatten gal took : 176 ms
[2026-05-22 17:57:45] [INFO ] Flatten gal took : 3 ms
[2026-05-22 17:57:46] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15553736235405146854.gal : 5 ms
[2026-05-22 17:57:46] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4141520561460508634.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/ReachabilityCardinality15553736235405146854.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4141520561460508634.prop' '--nowitness' '--gen-order' 'FOLLOW'

ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 16065 ms.

BK_STOP 1779472666128

--------------------
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
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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 UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="BART-PT-060"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2025"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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 BART-PT-060, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r031-smll-177946790600036"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BART-PT-060.tgz
mv BART-PT-060 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;