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.r152-tall-177961077500313.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 itstools
Input is GPUForwardProgress-PT-32b, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r152-tall-177961077500313
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 552K
-rw-r--r-- 1 mcc users 6.9K Mar 7 11:38 CTLCardinality.txt
-rw-r--r-- 1 mcc users 72K Mar 7 11:38 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Mar 7 11:38 CTLFireability.txt
-rw-r--r-- 1 mcc users 59K Mar 7 11:38 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Mar 15 10:39 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 10:39 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 15 10:39 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 15 10:39 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.0K Mar 7 11:38 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 75K Mar 7 11:38 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.4K Mar 7 11:38 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 71K Mar 7 11:38 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 10:39 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 10:39 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
-rw-r--r-- 1 mcc users 160K 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 StableMarking

=== Now, execution of the tool begins

BK_START 1779701043895

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=GPUForwardProgress-PT-32b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202604301425
[2026-05-25 09:24:05] [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]
[2026-05-25 09:24:05] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 09:24:05] [INFO ] Load time of PNML (sax parser for PT used): 88 ms
[2026-05-25 09:24:05] [INFO ] Transformed 644 places.
[2026-05-25 09:24:05] [INFO ] Transformed 677 transitions.
[2026-05-25 09:24:05] [INFO ] Found NUPN structural information;
[2026-05-25 09:24:05] [INFO ] Parsed PT model containing 644 places and 677 transitions and 1677 arcs in 202 ms.
Graph (trivial) has 578 edges and 644 vertex of which 7 / 644 are part of one of the 1 SCC in 8 ms
Free SCC test removed 6 places
Structural test allowed to assert that 305 places are NOT stable. Took 26 ms.
Ensure Unique test removed 7 transitions
Reduce redundant transitions removed 7 transitions.
[2026-05-25 09:24:05] [INFO ] Flatten gal took : 128 ms
[2026-05-25 09:24:05] [INFO ] Flatten gal took : 46 ms
[2026-05-25 09:24:05] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16611185951106957518.gal : 46 ms
[2026-05-25 09:24:05] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17380399630813806731.prop : 8 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/ReachabilityCardinality16611185951106957518.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17380399630813806731.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
Loading property file /tmp/ReachabilityCardinality17380399630813806731.prop.
RANDOM walk for 40000 steps (146 resets) in 2586 ms. (15 steps per ms) remains 180/339 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 180/180 properties
BEST_FIRST walk for 402 steps (8 resets) in 9 ms. (40 steps per ms) remains 180/180 properties
BEST_FIRST walk for 403 steps (8 resets) in 15 ms. (25 steps per ms) remains 180/180 properties
BEST_FIRST walk for 403 steps (8 resets) in 21 ms. (18 steps per ms) remains 180/180 properties
BEST_FIRST walk for 402 steps (8 resets) in 13 ms. (28 steps per ms) remains 180/180 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 180/180 properties
BEST_FIRST walk for 402 steps (8 resets) in 12 ms. (30 steps per ms) remains 180/180 properties
BEST_FIRST walk for 402 steps (8 resets) in 8 ms. (44 steps per ms) remains 180/180 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 180/180 properties
BEST_FIRST walk for 402 steps (8 resets) in 6 ms. (57 steps per ms) remains 180/180 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 180/180 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 180/180 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 180/180 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 180/180 properties
BEST_FIRST walk for 403 steps (8 resets) in 5 ms. (67 steps per ms) remains 180/180 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 180/180 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 180/180 properties
BEST_FIRST walk for 402 steps (8 resets) in 5 ms. (67 steps per ms) remains 180/180 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 180/180 properties
BEST_FIRST walk for 402 steps (8 resets) in 5 ms. (67 steps per ms) remains 180/180 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 180/180 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 180/180 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 180/180 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 180/180 properties
BEST_FIRST walk for 402 steps (8 resets) in 10 ms. (36 steps per ms) remains 180/180 properties
BEST_FIRST walk for 402 steps (8 resets) in 7 ms. (50 steps per ms) remains 180/180 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 180/180 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 180/180 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 180/180 properties
BEST_FIRST walk for 402 steps (8 resets) in 7 ms. (50 steps per ms) remains 180/180 properties
BEST_FIRST walk for 402 steps (8 resets) in 6 ms. (57 steps per ms) remains 180/180 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 180/180 properties
BEST_FIRST walk for 401 steps (8 resets) in 5 ms. (66 steps per ms) remains 180/180 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 180/180 properties
BEST_FIRST walk for 402 steps (8 resets) in 5 ms. (67 steps per ms) remains 180/180 properties
BEST_FIRST walk for 402 steps (8 resets) in 7 ms. (50 steps per ms) remains 180/180 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 180/180 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 180/180 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 180/180 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 180/180 properties
BEST_FIRST walk for 403 steps (8 resets) in 5 ms. (67 steps per ms) remains 180/180 properties
BEST_FIRST walk for 402 steps (8 resets) in 7 ms. (50 steps per ms) remains 180/180 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 180/180 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 180/180 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 180/180 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 180/180 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 180/180 properties
BEST_FIRST walk for 404 steps (8 resets) in 28 ms. (13 steps per ms) remains 180/180 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 180/180 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 180/180 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6466432748625019006.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12207242660528015190.kers'
[2026-05-25 09:24:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6466432748625019006.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12207242660528015190.kers]
Normalized transition count is 669 out of 670 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 669 rows 637 cols 1659 entries
Finished phase 1 with 603 SingleSign rule and 1 generalized
[2026-05-25 09:24:06] [INFO ] Computed 34 invariants in 3 ms
Computed 34 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-12207242660528015190.kers
Total runtime 4 ms.
[2026-05-25 09:24:06] [INFO ] State equation strengthened by 1 read => feed constraints.
SDD proceeding with computation,339 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,339 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,339 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,339 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,339 properties remain. new max is 64
SDD size :36 after 97
SDD proceeding with computation,339 properties remain. new max is 128
SDD size :97 after 33382
SDD proceeding with computation,339 properties remain. new max is 256
SDD size :33382 after 8.74333e+09
SDD proceeding with computation,339 properties remain. new max is 512
SDD size :8.74333e+09 after 7.51046e+19
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/180 variables, 180/180 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/180 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 2 (OVERLAPS) 456/636 variables, 33/213 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/636 variables, 456/669 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/636 variables, 0/669 constraints. Problems are: Problem set: 0 solved, 180 unsolved
SMT process timed out in 5131ms, After SMT, problems are : Problem set: 0 solved, 180 unsolved
Fused 180 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 180 out of 638 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 638/638 places, 670/670 transitions.
Ensure Unique test removed 1 places
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 256 transitions
Trivial Post-agglo rules discarded 256 transitions
Performed 256 trivial Post agglomeration. Transition count delta: 256
Iterating post reduction 0 with 258 rules applied. Total rules applied 258 place count 637 transition count 413
Reduce places removed 256 places and 0 transitions.
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 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 1 with 265 rules applied. Total rules applied 523 place count 381 transition count 404
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 524 place count 380 transition count 404
Performed 41 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 41 Pre rules applied. Total rules applied 524 place count 380 transition count 363
Deduced a syphon composed of 41 places in 1 ms
Reduce places removed 41 places and 0 transitions.
Iterating global reduction 3 with 82 rules applied. Total rules applied 606 place count 339 transition count 363
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 609 place count 336 transition count 360
Iterating global reduction 3 with 3 rules applied. Total rules applied 612 place count 336 transition count 360
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 612 place count 336 transition count 359
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 614 place count 335 transition count 359
Performed 71 Post agglomeration using F-continuation condition.Transition count delta: 71
Deduced a syphon composed of 71 places in 1 ms
Reduce places removed 71 places and 0 transitions.
Iterating global reduction 3 with 142 rules applied. Total rules applied 756 place count 264 transition count 288
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 3 with 6 rules applied. Total rules applied 762 place count 264 transition count 282
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 764 place count 263 transition count 282
Free-agglomeration rule applied 11 times.
Iterating global reduction 4 with 11 rules applied. Total rules applied 775 place count 263 transition count 271
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 4 with 11 rules applied. Total rules applied 786 place count 252 transition count 271
Partial Free-agglomeration rule applied 6 times.
Drop transitions (Partial Free agglomeration) removed 6 transitions
Iterating global reduction 5 with 6 rules applied. Total rules applied 792 place count 252 transition count 271
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 794 place count 252 transition count 269
Partial Post-agglomeration rule applied 9 times.
Drop transitions (Partial Post agglomeration) removed 9 transitions
Iterating global reduction 6 with 9 rules applied. Total rules applied 803 place count 252 transition count 269
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 1 rules applied. Total rules applied 804 place count 251 transition count 268
Applied a total of 804 rules in 132 ms. Remains 251 /638 variables (removed 387) and now considering 268/670 (removed 402) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 140 ms. Remains : 251/638 places, 268/670 transitions.
RANDOM walk for 6083 steps (14 resets) in 149 ms. (40 steps per ms) remains 0/180 properties
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query StableMarking after proving 341 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK MARKED_SUFFIX_TEST TRIVIAL_UNMARKED_SCC_TEST TOPOLOGICAL
Total runtime 6635 ms.

BK_STOP 1779701051732

--------------------
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="GPUForwardProgress-PT-32b"
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 GPUForwardProgress-PT-32b, 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 r152-tall-177961077500313"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/GPUForwardProgress-PT-32b.tgz
mv GPUForwardProgress-PT-32b 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 ;