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.r048-tall-177946846700403.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 CANConstruction-PT-040, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r048-tall-177946846700403
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.9M
-rw-r--r-- 1 mcc users 11K Mar 6 09:41 CTLCardinality.txt
-rw-r--r-- 1 mcc users 91K Mar 6 09:41 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Mar 6 09:38 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K Mar 6 09:38 CTLFireability.xml
-rw-r--r-- 1 mcc users 5.1K Mar 15 07:50 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 07:50 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.1K Mar 15 07:50 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 07:50 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Mar 6 09:41 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 136K Mar 6 09:41 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.4K Mar 6 09:41 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K Mar 6 09:41 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Mar 15 07:50 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Mar 15 07:50 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 2.5M 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 1779483130754

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=CANConstruction-PT-040
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202505121319
[2026-05-22 20:52:12] [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]
[2026-05-22 20:52:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 20:52:12] [INFO ] Load time of PNML (sax parser for PT used): 237 ms
[2026-05-22 20:52:12] [INFO ] Transformed 3682 places.
[2026-05-22 20:52:12] [INFO ] Transformed 6720 transitions.
[2026-05-22 20:52:12] [INFO ] Parsed PT model containing 3682 places and 6720 transitions and 20000 arcs in 361 ms.
[2026-05-22 20:52:14] [INFO ] Flatten gal took : 790 ms
[2026-05-22 20:52:14] [INFO ] Flatten gal took : 349 ms
[2026-05-22 20:52:14] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3241422202800638767.gal : 125 ms
[2026-05-22 20:52:14] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16508348903174822422.prop : 30 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/ReachabilityCardinality3241422202800638767.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16508348903174822422.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
RANDOM walk for 40000 steps (53 resets) in 9437 ms. (4 steps per ms) remains 232/3682 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 231/232 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 230/231 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 229/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 229/229 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 226/229 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 226/226 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 226/226 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 225/226 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 224/225 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 18 ms. (21 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 21 ms. (18 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 4 ms. (80 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 224/224 properties
// Phase 1: matrix 6720 rows 3682 cols
[2026-05-22 20:52:15] [INFO ] Computed 81 invariants in 92 ms
Loading property file /tmp/ReachabilityCardinality16508348903174822422.prop.
[2026-05-22 20:52:15] [INFO ] State equation strengthened by 3160 read => feed constraints.
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) 0/224 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 1 (OVERLAPS) 3416/3640 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 224 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3640/10402 variables, and 40 constraints, problems are : Problem set: 0 solved, 224 unsolved in 5104 ms.
Refiners :[Positive P Invariants (semi-flows): 40/41 constraints, Generalized P Invariants (flows): 0/40 constraints, State Equation: 0/3682 constraints, ReadFeed: 0/3160 constraints, PredecessorRefiner: 224/224 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 224 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/224 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 1 (OVERLAPS) 3416/3640 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 224 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 20:52:26] [INFO ] Deduced a trap composed of 5 places in 3420 ms of which 93 ms to minimize.
SMT process timed out in 11381ms, After SMT, problems are : Problem set: 0 solved, 224 unsolved
Fused 224 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 224 out of 3682 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3682/3682 places, 6720/6720 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 256 rules applied. Total rules applied 256 place count 3682 transition count 6464
Reduce places removed 256 places and 0 transitions.
Iterating post reduction 1 with 256 rules applied. Total rules applied 512 place count 3426 transition count 6464
Discarding 1416 places :
Symmetric choice reduction at 2 with 1416 rule applications. Total rules 1928 place count 2010 transition count 3632
Iterating global reduction 2 with 1416 rules applied. Total rules applied 3344 place count 2010 transition count 3632
Performed 40 Post agglomeration using F-continuation condition.Transition count delta: 40
Deduced a syphon composed of 40 places in 1 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 2 with 80 rules applied. Total rules applied 3424 place count 1970 transition count 3592
Free-agglomeration rule applied 2 times.
Iterating global reduction 2 with 2 rules applied. Total rules applied 3426 place count 1970 transition count 3590
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 3428 place count 1968 transition count 3590
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 3 with 8 rules applied. Total rules applied 3436 place count 1968 transition count 3582
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 3444 place count 1960 transition count 3582
Partial Free-agglomeration rule applied 78 times.
Drop transitions (Partial Free agglomeration) removed 78 transitions
Iterating global reduction 4 with 78 rules applied. Total rules applied 3522 place count 1960 transition count 3582
Applied a total of 3522 rules in 1656 ms. Remains 1960 /3682 variables (removed 1722) and now considering 3582/6720 (removed 3138) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1663 ms. Remains : 1960/3682 places, 3582/6720 transitions.
RANDOM walk for 126693 steps (452 resets) in 3501 ms. (36 steps per ms) remains 0/224 properties
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query StableMarking after proving 3682 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK BESTFIRST_WALK TOPOLOGICAL
Total runtime 17542 ms.

BK_STOP 1779483149740

--------------------
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="CANConstruction-PT-040"
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 CANConstruction-PT-040, 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 r048-tall-177946846700403"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CANConstruction-PT-040.tgz
mv CANConstruction-PT-040 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 ;