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-177946790600035.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-050, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r031-smll-177946790600035
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 92M
-rw-r--r-- 1 mcc users 3.5M Mar 5 09:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 13M Mar 5 09:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7M Mar 5 09:49 CTLFireability.txt
-rw-r--r-- 1 mcc users 8.3M Mar 5 09:49 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 1.3M Mar 15 07:25 LTLFireability.txt
-rw-r--r-- 1 mcc users 3.4M Mar 15 07:25 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.0M Mar 5 10:03 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 15M Mar 5 10:03 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 4.9M Mar 5 09:56 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 16M Mar 5 09:56 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 673K Mar 15 07:25 UpperBounds.txt
-rw-r--r-- 1 mcc users 1.4M 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 12M 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-050-UpperBounds-00
FORMULA_NAME BART-PT-050-UpperBounds-01
FORMULA_NAME BART-PT-050-UpperBounds-02
FORMULA_NAME BART-PT-050-UpperBounds-03
FORMULA_NAME BART-PT-050-UpperBounds-04
FORMULA_NAME BART-PT-050-UpperBounds-05
FORMULA_NAME BART-PT-050-UpperBounds-06
FORMULA_NAME BART-PT-050-UpperBounds-07
FORMULA_NAME BART-PT-050-UpperBounds-08
FORMULA_NAME BART-PT-050-UpperBounds-09
FORMULA_NAME BART-PT-050-UpperBounds-10
FORMULA_NAME BART-PT-050-UpperBounds-11
FORMULA_NAME BART-PT-050-UpperBounds-12
FORMULA_NAME BART-PT-050-UpperBounds-13
FORMULA_NAME BART-PT-050-UpperBounds-14
FORMULA_NAME BART-PT-050-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779472637365

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BART-PT-050
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2026-05-22 17:57:19] [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 17:57:19] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 17:57:20] [INFO ] Load time of PNML (sax parser for PT used): 1128 ms
[2026-05-22 17:57:20] [INFO ] Transformed 6810 places.
[2026-05-22 17:57:20] [INFO ] Transformed 10100 transitions.
[2026-05-22 17:57:20] [INFO ] Found NUPN structural information;
[2026-05-22 17:57:20] [INFO ] Parsed PT model containing 6810 places and 10100 transitions and 81000 arcs in 1377 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 185 ms.
Reduction of identical properties reduced properties to check from 16 to 11
Reduce places removed 210 places and 0 transitions.
FORMULA BART-PT-050-UpperBounds-00 169 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-050-UpperBounds-03 50 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-050-UpperBounds-05 50 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-050-UpperBounds-06 50 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-050-UpperBounds-07 50 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-050-UpperBounds-01 50 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-050-UpperBounds-04 36 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-050-UpperBounds-02 36 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-050-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-050-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-050-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-050-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-050-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-050-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-050-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Initiallly, because the net is safe) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[1]
// Phase 1: matrix 10100 rows 6600 cols
[2026-05-22 17:57:21] [INFO ] Computed 50 invariants in 219 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 10000 steps (2 resets) in 315 ms. (31 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 29 ms. (333 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-22 17:57:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 17:57:25] [INFO ] [Real]Absence check using 50 positive place invariants in 570 ms returned sat
[2026-05-22 17:57:27] [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 0
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] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 6600 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place TrainState_27_3_29) removed 1 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 6600/6600 places, 10099/10099 transitions.
Graph (trivial) has 10098 edges and 6600 vertex of which 6598 / 6600 are part of one of the 50 SCC in 43 ms
Free SCC test removed 6548 places
Drop transitions (Empty/Sink Transition effects.) removed 10097 transitions
Reduce isomorphic transitions removed 10097 transitions.
Graph (complete) has 2 edges and 52 vertex of which 3 are kept as prefixes of interest. Removing 49 places using SCC suffix rule.1 ms
Discarding 49 places :
Also discarding 0 output transitions
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 2 place count 3 transition count 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 2 transition count 1
Applied a total of 4 rules in 176 ms. Remains 2 /6600 variables (removed 6598) and now considering 1/10099 (removed 10098) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 190 ms. Remains : 2/6600 places, 1/10099 transitions.
// Phase 1: matrix 1 rows 2 cols
[2026-05-22 17:57:27] [INFO ] Computed 1 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 1000000 steps (500000 resets) in 491 ms. (2032 steps per ms)
FORMULA BART-PT-050-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 1000000 steps (500000 resets) in 221 ms. (4504 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 17:57:28] [INFO ] Flatten gal took : 167 ms
[2026-05-22 17:57:28] [INFO ] Flatten gal took : 2 ms
[2026-05-22 17:57:28] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12236075702143953724.gal : 4 ms
[2026-05-22 17:57:28] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4762055378909030276.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/ReachabilityCardinality12236075702143953724.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4762055378909030276.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 9104 ms.

BK_STOP 1779472648696

--------------------
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-050"
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-050, 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-177946790600035"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BART-PT-050.tgz
mv BART-PT-050 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 ;