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.r176-smll-177961112000318.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 LeafsetExtension-PT-S32C3, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r176-smll-177961112000318
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.9M
-rw-r--r-- 1 mcc users 13K Mar 7 16:53 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K Mar 7 16:53 CTLCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 7 16:53 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K Mar 7 16:53 CTLFireability.xml
-rw-r--r-- 1 mcc users 6.5K Mar 15 11:15 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 11:15 LTLCardinality.xml
-rw-r--r-- 1 mcc users 4.3K Mar 15 11:15 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 15 11:15 LTLFireability.xml
-rw-r--r-- 1 mcc users 18K Mar 7 16:53 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 102K Mar 7 16:53 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 18K Mar 7 16:53 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 85K Mar 7 16:53 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 11:15 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.3K Mar 15 11:15 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 3.4M 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 1779772854928

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=LeafsetExtension-PT-S32C3
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202505121319
[2026-05-26 05:20:57] [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]
[2026-05-26 05:20:57] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 05:20:58] [INFO ] Load time of PNML (sax parser for PT used): 653 ms
[2026-05-26 05:20:58] [INFO ] Transformed 5622 places.
[2026-05-26 05:20:58] [INFO ] Transformed 5449 transitions.
[2026-05-26 05:20:58] [INFO ] Parsed PT model containing 5622 places and 5449 transitions and 17500 arcs in 933 ms.
[2026-05-26 05:21:00] [INFO ] Flatten gal took : 1076 ms
[2026-05-26 05:21:00] [INFO ] Flatten gal took : 511 ms
[2026-05-26 05:21:01] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality899107809322959444.gal : 290 ms
[2026-05-26 05:21:01] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8257362288812660251.prop : 73 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/ReachabilityCardinality899107809322959444.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8257362288812660251.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 ...327
Loading property file /tmp/ReachabilityCardinality8257362288812660251.prop.
RANDOM walk for 40000 steps (1546 resets) in 17142 ms. (2 steps per ms) remains 59/5622 properties
BEST_FIRST walk for 4003 steps (8 resets) in 87 ms. (45 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4004 steps (8 resets) in 48 ms. (81 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4004 steps (9 resets) in 50 ms. (78 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (8 resets) in 34 ms. (114 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4002 steps (8 resets) in 27 ms. (142 steps per ms) remains 58/59 properties
BEST_FIRST walk for 4004 steps (9 resets) in 31 ms. (125 steps per ms) remains 58/58 properties
BEST_FIRST walk for 4001 steps (8 resets) in 42 ms. (93 steps per ms) remains 56/58 properties
BEST_FIRST walk for 4003 steps (8 resets) in 21 ms. (181 steps per ms) remains 56/56 properties
BEST_FIRST walk for 4003 steps (8 resets) in 40 ms. (97 steps per ms) remains 56/56 properties
BEST_FIRST walk for 4004 steps (9 resets) in 30 ms. (129 steps per ms) remains 48/56 properties
BEST_FIRST walk for 4004 steps (9 resets) in 41 ms. (95 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (9 resets) in 33 ms. (117 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4003 steps (9 resets) in 18 ms. (210 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4002 steps (8 resets) in 18 ms. (210 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (9 resets) in 17 ms. (222 steps per ms) remains 38/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4003 steps (9 resets) in 19 ms. (200 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4003 steps (10 resets) in 16 ms. (235 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4003 steps (8 resets) in 17 ms. (222 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (9 resets) in 16 ms. (235 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4003 steps (9 resets) in 29 ms. (133 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 37/38 properties
BEST_FIRST walk for 4002 steps (8 resets) in 17 ms. (222 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4001 steps (8 resets) in 17 ms. (222 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4002 steps (8 resets) in 12 ms. (307 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (8 resets) in 16 ms. (235 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (9 resets) in 18 ms. (210 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (9 resets) in 17 ms. (222 steps per ms) remains 37/37 properties
// Phase 1: matrix 5449 rows 5622 cols
[2026-05-26 05:21:04] [INFO ] Computed 173 invariants in 684 ms
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) 0/37 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 1 (OVERLAPS) 4944/4981 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 37 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4981/11071 variables, and 26 constraints, problems are : Problem set: 0 solved, 37 unsolved in 5052 ms.
Refiners :[Positive P Invariants (semi-flows): 0/35 constraints, Generalized P Invariants (flows): 26/138 constraints, State Equation: 0/5622 constraints, PredecessorRefiner: 37/37 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 37 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 1 (OVERLAPS) 4944/4981 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 37 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-26 05:21:23] [INFO ] Deduced a trap composed of 149 places in 9472 ms of which 818 ms to minimize.
SMT process timed out in 19958ms, After SMT, problems are : Problem set: 0 solved, 37 unsolved
Fused 37 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 37 out of 5622 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5622/5622 places, 5449/5449 transitions.
Graph (complete) has 11001 edges and 5622 vertex of which 489 are kept as prefixes of interest. Removing 5133 places using SCC suffix rule.18 ms
Discarding 5133 places :
Also discarding 2894 output transitions
Drop transitions (Output transitions of discarded places.) removed 2894 transitions
Drop transitions (Empty/Sink Transition effects.) removed 1102 transitions
Reduce isomorphic transitions removed 1102 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 155 transitions
Trivial Post-agglo rules discarded 155 transitions
Performed 155 trivial Post agglomeration. Transition count delta: 155
Iterating post reduction 0 with 1257 rules applied. Total rules applied 1258 place count 489 transition count 1298
Reduce places removed 157 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 1 with 167 rules applied. Total rules applied 1425 place count 332 transition count 1288
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 1435 place count 322 transition count 1288
Performed 10 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 10 Pre rules applied. Total rules applied 1435 place count 322 transition count 1278
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 3 with 20 rules applied. Total rules applied 1455 place count 312 transition count 1278
Partial Free-agglomeration rule applied 120 times.
Drop transitions (Partial Free agglomeration) removed 120 transitions
Iterating global reduction 3 with 120 rules applied. Total rules applied 1575 place count 312 transition count 1278
Discarding 8 places :
Implicit places reduction removed 8 places
Iterating post reduction 3 with 8 rules applied. Total rules applied 1583 place count 304 transition count 1278
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 4 with 5 rules applied. Total rules applied 1588 place count 304 transition count 1273
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 4 with 5 rules applied. Total rules applied 1593 place count 299 transition count 1273
Applied a total of 1593 rules in 551 ms. Remains 299 /5622 variables (removed 5323) and now considering 1273/5449 (removed 4176) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 566 ms. Remains : 299/5622 places, 1273/5449 transitions.
RANDOM walk for 3900 steps (483 resets) in 199 ms. (19 steps per ms) remains 0/37 properties
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query StableMarking after proving 5622 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK BESTFIRST_WALK TOPOLOGICAL
Total runtime 27106 ms.

BK_STOP 1779772884535

--------------------
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="LeafsetExtension-PT-S32C3"
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 LeafsetExtension-PT-S32C3, 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 r176-smll-177961112000318"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LeafsetExtension-PT-S32C3.tgz
mv LeafsetExtension-PT-S32C3 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 ;