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.r032-smll-177946790700048.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 AutonomousCar-PT-05b, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r032-smll-177946790700048
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 640K
-rw-r--r-- 1 mcc users 8.7K Mar 5 16:49 CTLCardinality.txt
-rw-r--r-- 1 mcc users 98K Mar 5 16:49 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K Mar 5 16:49 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Mar 5 16:49 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K Mar 15 07:19 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 07:19 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 07:19 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 07:19 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 5 16:49 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 113K Mar 5 16:49 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 5 16:49 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 93K Mar 5 16:49 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 07:19 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 07:19 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 159K 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 1779472646702

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=AutonomousCar-PT-05b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202505121319
[2026-05-22 17:57:29] [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 17:57:29] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 17:57:29] [INFO ] Load time of PNML (sax parser for PT used): 232 ms
[2026-05-22 17:57:29] [INFO ] Transformed 255 places.
[2026-05-22 17:57:29] [INFO ] Transformed 490 transitions.
[2026-05-22 17:57:29] [INFO ] Found NUPN structural information;
[2026-05-22 17:57:29] [INFO ] Parsed PT model containing 255 places and 490 transitions and 2527 arcs in 477 ms.
Graph (trivial) has 244 edges and 255 vertex of which 4 / 255 are part of one of the 2 SCC in 7 ms
Free SCC test removed 2 places
Structural test allowed to assert that 61 places are NOT stable. Took 46 ms.
Ensure Unique test removed 2 transitions
Reduce redundant transitions removed 2 transitions.
RANDOM walk for 40000 steps (428 resets) in 3279 ms. (12 steps per ms) remains 5/194 properties
BEST_FIRST walk for 40003 steps (82 resets) in 308 ms. (129 steps per ms) remains 1/5 properties
[2026-05-22 17:57:30] [INFO ] Flatten gal took : 388 ms
BEST_FIRST walk for 40002 steps (78 resets) in 178 ms. (223 steps per ms) remains 1/1 properties
[2026-05-22 17:57:31] [INFO ] Flow matrix only has 487 transitions (discarded 1 similar events)
[2026-05-22 17:57:31] [INFO ] Flatten gal took : 128 ms
// Phase 1: matrix 487 rows 253 cols
[2026-05-22 17:57:31] [INFO ] Computed 10 invariants in 47 ms
[2026-05-22 17:57:31] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8319530725181220629.gal : 75 ms
[2026-05-22 17:57:31] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-22 17:57:31] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4896700455150854236.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/ReachabilityCardinality8319530725181220629.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4896700455150854236.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 ...328
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) 0/1 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Loading property file /tmp/ReachabilityCardinality4896700455150854236.prop.
At refinement iteration 2 (OVERLAPS) 28/29 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 28/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 5
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :5 after 6
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :6 after 21
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :21 after 30
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :30 after 56
At refinement iteration 5 (OVERLAPS) 224/253 variables, 9/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :56 after 22331
At refinement iteration 6 (INCLUDED_ONLY) 0/253 variables, 224/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :22331 after 24061
At refinement iteration 7 (INCLUDED_ONLY) 0/253 variables, 0/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :24061 after 127471
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :127471 after 625167
At refinement iteration 8 (OVERLAPS) 486/739 variables, 253/516 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/739 variables, 0/516 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 1/740 variables, 1/517 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/740 variables, 0/517 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/740 variables, 0/517 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 740/740 variables, and 517 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1060 ms.
Refiners :[Domain max(s): 253/253 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 253/253 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 28/29 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 28/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 224/253 variables, 9/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :625167 after 3.15236e+06
At refinement iteration 6 (INCLUDED_ONLY) 0/253 variables, 224/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 17:57:32] [INFO ] Deduced a trap composed of 7 places in 386 ms of which 51 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 17:57:33] [INFO ] Deduced a trap composed of 9 places in 357 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 17:57:33] [INFO ] Deduced a trap composed of 15 places in 257 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :3.15236e+06 after 1.52413e+07
[2026-05-22 17:57:33] [INFO ] Deduced a trap composed of 16 places in 299 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 17:57:34] [INFO ] Deduced a trap composed of 12 places in 337 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 17:57:34] [INFO ] Deduced a trap composed of 19 places in 335 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 17:57:34] [INFO ] Deduced a trap composed of 20 places in 384 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 17:57:35] [INFO ] Deduced a trap composed of 21 places in 365 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 17:57:35] [INFO ] Deduced a trap composed of 23 places in 366 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 17:57:36] [INFO ] Deduced a trap composed of 23 places in 408 ms of which 29 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/253 variables, 10/273 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/253 variables, 0/273 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem smplace_249 is UNSAT
FORMULA StableMarking TRUE TECHNIQUES RANDOM_WALK MARKED_SUFFIX_TEST TRIVIAL_UNMARKED_SCC_TEST SMT_REFINEMENT BESTFIRST_WALK TOPOLOGICAL
SMT process timed out in 5419ms, After SMT, problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 253 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 253/253 places, 488/488 transitions.
Graph (complete) has 759 edges and 253 vertex of which 246 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.14 ms
Discarding 7 places :
Also discarding 7 output transitions
Drop transitions (Output transitions of discarded places.) removed 7 transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 114 transitions
Trivial Post-agglo rules discarded 114 transitions
Performed 114 trivial Post agglomeration. Transition count delta: 114
Iterating post reduction 0 with 116 rules applied. Total rules applied 117 place count 246 transition count 365
Reduce places removed 114 places and 0 transitions.
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 19 transitions
Trivial Post-agglo rules discarded 19 transitions
Performed 19 trivial Post agglomeration. Transition count delta: 19
Iterating post reduction 1 with 148 rules applied. Total rules applied 265 place count 132 transition count 331
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 2 with 19 rules applied. Total rules applied 284 place count 113 transition count 331
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 5 Pre rules applied. Total rules applied 284 place count 113 transition count 326
Deduced a syphon composed of 5 places in 2 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 294 place count 108 transition count 326
Discarding 22 places :
Symmetric choice reduction at 3 with 22 rule applications. Total rules 316 place count 86 transition count 304
Iterating global reduction 3 with 22 rules applied. Total rules applied 338 place count 86 transition count 304
Ensure Unique test removed 100 transitions
Reduce isomorphic transitions removed 100 transitions.
Iterating post reduction 3 with 100 rules applied. Total rules applied 438 place count 86 transition count 204
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 2 Pre rules applied. Total rules applied 438 place count 86 transition count 202
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 442 place count 84 transition count 202
SDD proceeding with computation,1 properties remain. new max is 16384
Discarding 6 places :
Symmetric choice reduction at 4 with 6 rule applications. Total rules 448 place count 78 transition count 176
Iterating global reduction 4 with 6 rules applied. Total rules applied 454 place count 78 transition count 176
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 4 with 10 rules applied. Total rules applied 464 place count 78 transition count 166
Reduce places removed 5 places and 0 transitions.
SDD size :1.52413e+07 after 2.07927e+07
Iterating post reduction 5 with 5 rules applied. Total rules applied 469 place count 73 transition count 166
Performed 26 Post agglomeration using F-continuation condition.Transition count delta: 26
Deduced a syphon composed of 26 places in 0 ms
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 6 with 52 rules applied. Total rules applied 521 place count 47 transition count 140
Discarding 5 places :
Symmetric choice reduction at 6 with 5 rule applications. Total rules 526 place count 42 transition count 110
Iterating global reduction 6 with 5 rules applied. Total rules applied 531 place count 42 transition count 110
Free-agglomeration rule applied 5 times.
Iterating global reduction 6 with 5 rules applied. Total rules applied 536 place count 42 transition count 105
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 6 with 5 rules applied. Total rules applied 541 place count 37 transition count 105
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 542 place count 37 transition count 105
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 7 with 1 rules applied. Total rules applied 543 place count 36 transition count 104
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 544 place count 35 transition count 104
Applied a total of 544 rules in 267 ms. Remains 35 /253 variables (removed 218) and now considering 104/488 (removed 384) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 284 ms. Remains : 35/253 places, 104/488 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Total runtime 7721 ms.

BK_STOP 1779472657116

--------------------
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="AutonomousCar-PT-05b"
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 AutonomousCar-PT-05b, 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 r032-smll-177946790700048"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutonomousCar-PT-05b.tgz
mv AutonomousCar-PT-05b 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 ;