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.r344-smll-178021500800088.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 itstools
Input is ErlangenMainframeV1-PT-bP12C04, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r344-smll-178021500800088
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 86M
-rw-r--r-- 1 mcc users 7.8K May 27 08:19 CTLCardinality.txt
-rw-r--r-- 1 mcc users 85K May 27 08:19 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K May 27 08:18 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K May 27 08:18 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K May 27 10:35 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 27 10:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K May 27 10:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 27 10:36 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 26 18:17 NewModel
-rw-r--r-- 1 mcc users 13K May 27 08:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 142K May 27 08:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.7K May 27 08:19 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 48K May 27 08:19 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 27 10:36 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 27 10:36 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 85M 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 1780305887744

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ErlangenMainframeV1-PT-bP12C04
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202604301425
[2026-06-01 09:24:50] [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 09:24:50] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-06-01 09:24:54] [INFO ] Load time of PNML (sax parser for PT used): 4662 ms
[2026-06-01 09:24:54] [INFO ] Transformed 337 places.
[2026-06-01 09:24:55] [INFO ] Transformed 62560 transitions.
[2026-06-01 09:24:55] [INFO ] Found NUPN structural information;
[2026-06-01 09:24:55] [INFO ] Parsed PT model containing 337 places and 62560 transitions and 1701269 arcs in 5436 ms.
Graph (trivial) has 287 edges and 337 vertex of which 12 / 337 are part of one of the 5 SCC in 28 ms
Free SCC test removed 7 places
Structural test allowed to assert that 143 places are NOT stable. Took 330 ms.
Ensure Unique test removed 8 transitions
Reduce redundant transitions removed 8 transitions.
RANDOM walk for 40000 steps (167 resets) in 33275 ms. (1 steps per ms) remains 9/194 properties
BEST_FIRST walk for 40004 steps (19 resets) in 4459 ms. (8 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40002 steps (25 resets) in 3971 ms. (10 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (23 resets) in 4050 ms. (9 steps per ms) remains 6/9 properties
BEST_FIRST walk for 40004 steps (30 resets) in 5044 ms. (7 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (28 resets) in 3690 ms. (10 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (26 resets) in 3526 ms. (11 steps per ms) remains 6/6 properties
[2026-06-01 09:25:13] [INFO ] Flow matrix only has 62548 transitions (discarded 4 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18225282111911232953.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2089323202868635487.kers'
[2026-06-01 09:25:13] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18225282111911232953.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2089323202868635487.kers]
Normalized transition count is 62547 out of 62548 initially.
Culled 0 columns in 289 ms.
// Phase 1: matrix 62547 rows 330 cols 1701243 entries
Finished phase 1 with 297 SingleSign rule and 3 generalized
[2026-06-01 09:25:15] [INFO ] Computed 30 invariants in 1305 ms
Computed 30 P flows in 1307 ms.
Exported basis to /tmp/petrispot-output-2089323202868635487.kers
Total runtime 1530 ms.
[2026-06-01 09:25:16] [INFO ] State equation strengthened by 1 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 164/170 variables, 13/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
[2026-06-01 09:25:16] [INFO ] Flatten gal took : 16817 ms
At refinement iteration 3 (INCLUDED_ONLY) 0/170 variables, 164/183 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/170 variables, 0/183 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 133/303 variables, 5/188 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/303 variables, 133/321 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/303 variables, 0/321 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 27/330 variables, 12/333 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/330 variables, 27/360 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 0/360 constraints. Problems are: Problem set: 0 solved, 6 unsolved
SMT process timed out in 8076ms, After SMT, problems are : Problem set: 0 solved, 6 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6 out of 330 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 330/330 places, 62552/62552 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 330 transition count 62418
Reduce places removed 129 places and 0 transitions.
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
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 201 transition count 62406
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 278 place count 198 transition count 62406
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 198 transition count 62402
Deduced a syphon composed of 4 places in 124 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 286 place count 194 transition count 62402
Discarding 32 places :
Symmetric choice reduction at 3 with 32 rule applications. Total rules 318 place count 162 transition count 62370
Iterating global reduction 3 with 32 rules applied. Total rules applied 350 place count 162 transition count 62370
[2026-06-01 09:25:28] [INFO ] Flatten gal took : 12287 ms
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 5 Pre rules applied. Total rules applied 350 place count 162 transition count 62365
Deduced a syphon composed of 5 places in 91 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 360 place count 157 transition count 62365
[2026-06-01 09:25:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18013435250835551772.gal : 1832 ms
[2026-06-01 09:25:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11464739133083683755.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality18013435250835551772.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11464739133083683755.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Discarding 20 places :
Symmetric choice reduction at 3 with 20 rule applications. Total rules 380 place count 137 transition count 41607
Ensure Unique test removed 10 places
Iterating global reduction 3 with 30 rules applied. Total rules applied 410 place count 127 transition count 41607
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 424 place count 113 transition count 143
Iterating global reduction 3 with 14 rules applied. Total rules applied 438 place count 113 transition count 143
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 441 place count 110 transition count 137
Iterating global reduction 3 with 3 rules applied. Total rules applied 444 place count 110 transition count 137
Performed 45 Post agglomeration using F-continuation condition.Transition count delta: 45
Deduced a syphon composed of 45 places in 0 ms
Reduce places removed 45 places and 0 transitions.
Iterating global reduction 3 with 90 rules applied. Total rules applied 534 place count 65 transition count 92
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 3 with 22 rules applied. Total rules applied 556 place count 54 transition count 116
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 3 with 12 rules applied. Total rules applied 568 place count 54 transition count 104
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 571 place count 51 transition count 91
Iterating global reduction 4 with 3 rules applied. Total rules applied 574 place count 51 transition count 91
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 4 with 5 rules applied. Total rules applied 579 place count 51 transition count 86
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -14
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 5 with 4 rules applied. Total rules applied 583 place count 49 transition count 100
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 584 place count 49 transition count 99
Drop transitions (Redundant composition of simpler transitions.) removed 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 6 with 32 rules applied. Total rules applied 616 place count 49 transition count 67
Free-agglomeration rule applied 15 times.
Iterating global reduction 6 with 15 rules applied. Total rules applied 631 place count 49 transition count 52
Reduce places removed 15 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 6 with 32 rules applied. Total rules applied 663 place count 34 transition count 35
Ensure Unique test removed 6 places
Iterating post reduction 7 with 6 rules applied. Total rules applied 669 place count 28 transition count 35
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 8 with 1 rules applied. Total rules applied 670 place count 28 transition count 34
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 8 with 1 rules applied. Total rules applied 671 place count 27 transition count 33
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 672 place count 26 transition count 33
Applied a total of 672 rules in 35040 ms. Remains 26 /330 variables (removed 304) and now considering 33/62552 (removed 62519) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35052 ms. Remains : 26/330 places, 33/62552 transitions.
RANDOM walk for 54 steps (0 resets) in 5 ms. (9 steps per ms) remains 0/6 properties
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query StableMarking after proving 196 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK MARKED_SUFFIX_TEST TRIVIAL_UNMARKED_SCC_TEST BESTFIRST_WALK TOPOLOGICAL
Total runtime 66877 ms.

BK_STOP 1780305956965

--------------------
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_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /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="ErlangenMainframeV1-PT-bP12C04"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="itstools"
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 itstools"
echo " Input is ErlangenMainframeV1-PT-bP12C04, 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 r344-smll-178021500800088"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ErlangenMainframeV1-PT-bP12C04.tgz
mv ErlangenMainframeV1-PT-bP12C04 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 ;