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.r352-smll-178021502300198.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 ErlangenMainframeV2-PT-bP14C01, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r352-smll-178021502300198
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 123M
-rw-r--r-- 1 mcc users 6.9K May 27 09:19 CTLCardinality.txt
-rw-r--r-- 1 mcc users 72K May 27 09:19 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.1K May 27 09:17 CTLFireability.txt
-rw-r--r-- 1 mcc users 26K May 27 09:17 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K May 27 10:46 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 27 10:46 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K May 27 10:46 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 27 10:46 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 26 18:17 NewModel
-rw-r--r-- 1 mcc users 11K May 27 09:23 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 106K May 27 09:23 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.6K May 27 09:21 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 46K May 27 09:21 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 27 10:46 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 27 10:46 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 26 18:17 equiv_col
-rw-r--r-- 1 mcc users 8 May 26 18:17 instance
-rw-r--r-- 1 mcc users 6 May 26 18:17 iscolored
-rw-r--r-- 1 mcc users 122M May 26 18:17 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 StableMarking

=== Now, execution of the tool begins

BK_START 1780354228659

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ErlangenMainframeV2-PT-bP14C01
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202505121319
[2026-06-01 22:50:30] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-06-01 22:50:30] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-06-01 22:50:37] [INFO ] Load time of PNML (sax parser for PT used): 6525 ms
[2026-06-01 22:50:37] [INFO ] Transformed 348 places.
[2026-06-01 22:50:38] [INFO ] Transformed 74085 transitions.
[2026-06-01 22:50:38] [INFO ] Found NUPN structural information;
[2026-06-01 22:50:38] [INFO ] Parsed PT model containing 348 places and 74085 transitions and 2458524 arcs in 7839 ms.
Graph (trivial) has 288 edges and 348 vertex of which 12 / 348 are part of one of the 5 SCC in 41 ms
Free SCC test removed 7 places
Structural test allowed to assert that 149 places are NOT stable. Took 486 ms.
Ensure Unique test removed 8 transitions
Reduce redundant transitions removed 8 transitions.
RANDOM walk for 40000 steps (193 resets) in 44163 ms. (0 steps per ms) remains 10/199 properties
BEST_FIRST walk for 40003 steps (22 resets) in 5769 ms. (6 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (22 resets) in 5415 ms. (7 steps per ms) remains 7/10 properties
BEST_FIRST walk for 40003 steps (21 resets) in 5686 ms. (7 steps per ms) remains 4/7 properties
BEST_FIRST walk for 40004 steps (33 resets) in 5292 ms. (7 steps per ms) remains 4/4 properties
[2026-06-01 22:50:59] [INFO ] Flow matrix only has 74073 transitions (discarded 4 similar events)
// Phase 1: matrix 74073 rows 341 cols
[2026-06-01 22:51:02] [INFO ] Computed 36 invariants in 2660 ms
[2026-06-01 22:51:03] [INFO ] State equation strengthened by 1 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 14/18 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 14/19 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 163/181 variables, 20/39 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 163/202 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/181 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 160/341 variables, 15/217 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/341 variables, 160/377 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/341 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 4 unsolved
SMT process timed out in 9276ms, After SMT, problems are : Problem set: 0 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 341 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 341/341 places, 74077/74077 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 129 transitions
Trivial Post-agglo rules discarded 129 transitions
Performed 129 trivial Post agglomeration. Transition count delta: 129
Iterating post reduction 0 with 134 rules applied. Total rules applied 134 place count 341 transition count 73943
Reduce places removed 129 places and 0 transitions.
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
[2026-06-01 22:51:11] [INFO ] Flatten gal took : 27971 ms
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 1 with 141 rules applied. Total rules applied 275 place count 212 transition count 73931
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 278 place count 209 transition count 73931
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 278 place count 209 transition count 73927
Deduced a syphon composed of 4 places in 138 ms
Ensure Unique test removed 1 places
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 9 rules applied. Total rules applied 287 place count 204 transition count 73927
Discarding 34 places :
Symmetric choice reduction at 3 with 34 rule applications. Total rules 321 place count 170 transition count 73893
Iterating global reduction 3 with 34 rules applied. Total rules applied 355 place count 170 transition count 73893
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 5 Pre rules applied. Total rules applied 355 place count 170 transition count 73888
Deduced a syphon composed of 5 places in 135 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 365 place count 165 transition count 73888
Discarding 20 places :
Symmetric choice reduction at 3 with 20 rule applications. Total rules 385 place count 145 transition count 49288
Ensure Unique test removed 13 places
Iterating global reduction 3 with 33 rules applied. Total rules applied 418 place count 132 transition count 49288
[2026-06-01 22:51:35] [INFO ] Flatten gal took : 23265 ms
[2026-06-01 22:51:37] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9923882595072559141.gal : 2440 ms
[2026-06-01 22:51:37] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14935809817213975586.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/ReachabilityCardinality9923882595072559141.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14935809817213975586.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 ...329
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 432 place count 118 transition count 140
Iterating global reduction 3 with 14 rules applied. Total rules applied 446 place count 118 transition count 140
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 447 place count 117 transition count 138
Iterating global reduction 3 with 1 rules applied. Total rules applied 448 place count 117 transition count 138
Performed 53 Post agglomeration using F-continuation condition.Transition count delta: 53
Deduced a syphon composed of 53 places in 0 ms
Reduce places removed 53 places and 0 transitions.
Iterating global reduction 3 with 106 rules applied. Total rules applied 554 place count 64 transition count 85
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: -12
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 3 with 14 rules applied. Total rules applied 568 place count 57 transition count 97
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 3 with 10 rules applied. Total rules applied 578 place count 57 transition count 87
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 580 place count 55 transition count 82
Iterating global reduction 4 with 2 rules applied. Total rules applied 582 place count 55 transition count 82
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 4 with 4 rules applied. Total rules applied 586 place count 55 transition count 78
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -4
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 588 place count 54 transition count 82
Drop transitions (Redundant composition of simpler transitions.) removed 22 transitions
Redundant transition composition rules discarded 22 transitions
Iterating global reduction 5 with 22 rules applied. Total rules applied 610 place count 54 transition count 60
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -4
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 612 place count 53 transition count 64
Free-agglomeration rule applied 17 times.
Iterating global reduction 5 with 17 rules applied. Total rules applied 629 place count 53 transition count 47
Reduce places removed 17 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 5 with 32 rules applied. Total rules applied 661 place count 36 transition count 32
Ensure Unique test removed 11 places
Iterating post reduction 6 with 11 rules applied. Total rules applied 672 place count 25 transition count 32
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 7 with 2 rules applied. Total rules applied 674 place count 25 transition count 30
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 7 with 1 rules applied. Total rules applied 675 place count 25 transition count 36
Reduce places removed 1 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 7 with 3 rules applied. Total rules applied 678 place count 24 transition count 34
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 8 with 6 rules applied. Total rules applied 684 place count 24 transition count 28
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 8 with 1 rules applied. Total rules applied 685 place count 24 transition count 28
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 686 place count 24 transition count 27
Applied a total of 686 rules in 58608 ms. Remains 24 /341 variables (removed 317) and now considering 27/74077 (removed 74050) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58624 ms. Remains : 24/341 places, 27/74077 transitions.
RANDOM walk for 49 steps (0 resets) in 5 ms. (8 steps per ms) remains 0/4 properties
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query StableMarking after proving 201 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK MARKED_SUFFIX_TEST TRIVIAL_UNMARKED_SCC_TEST BESTFIRST_WALK TOPOLOGICAL
Total runtime 96943 ms.

BK_STOP 1780354328029

--------------------
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
+ [[ StableMarking = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution StableMarking -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 StableMarking -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="ErlangenMainframeV2-PT-bP14C01"
export BK_EXAMINATION="StableMarking"
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 ErlangenMainframeV2-PT-bP14C01, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r352-smll-178021502300198"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ErlangenMainframeV2-PT-bP14C01.tgz
mv ErlangenMainframeV2-PT-bP14C01 execution
cd execution
if [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "UpperBounds" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] || [ "StableMarking" = "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 [ "StableMarking" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StableMarking" != "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 "StableMarking.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 '' StableMarking.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] ; then
echo "FORMULA_NAME StableMarking"
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 ;