Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r098-smll-174860112500328.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool gold2024
Input is FlexibleBarrier-PT-18b, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-smll-174860112500328
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.6M
-rw-r--r-- 1 mcc users 5.9K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 57K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.4K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 70K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 122K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.3K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 57K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 1.2M May 29 14:32 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 1748688577122

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=FlexibleBarrier-PT-18b
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-05-31 10:49:39] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -timeout, 180, -rebuildPNML]
[2025-05-31 10:49:39] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-31 10:49:40] [INFO ] Load time of PNML (sax parser for PT used): 469 ms
[2025-05-31 10:49:40] [INFO ] Transformed 4370 places.
[2025-05-31 10:49:40] [INFO ] Transformed 5037 transitions.
[2025-05-31 10:49:40] [INFO ] Found NUPN structural information;
[2025-05-31 10:49:40] [INFO ] Parsed PT model containing 4370 places and 5037 transitions and 12657 arcs in 722 ms.
Graph (trivial) has 4314 edges and 4370 vertex of which 110 / 4370 are part of one of the 18 SCC in 63 ms
Free SCC test removed 92 places
Structural test allowed to assert that 1112 places are NOT stable. Took 191 ms.
Ensure Unique test removed 93 transitions
Reduce redundant transitions removed 93 transitions.
RANDOM walk for 40000 steps (455 resets) in 11275 ms. (3 steps per ms) remains 3059/3258 properties
BEST_FIRST walk for 123 steps (8 resets) in 31 ms. (3 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 121 steps (8 resets) in 81 ms. (1 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 121 steps (8 resets) in 65 ms. (1 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 121 steps (8 resets) in 58 ms. (2 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 121 steps (8 resets) in 33 ms. (3 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 121 steps (8 resets) in 37 ms. (3 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 124 steps (8 resets) in 31 ms. (3 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 120 steps (8 resets) in 19 ms. (6 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 124 steps (8 resets) in 30 ms. (4 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 122 steps (8 resets) in 28 ms. (4 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 121 steps (8 resets) in 17 ms. (6 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 122 steps (8 resets) in 18 ms. (6 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 120 steps (8 resets) in 27 ms. (4 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 121 steps (8 resets) in 16 ms. (7 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 121 steps (8 resets) in 18 ms. (6 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 121 steps (8 resets) in 26 ms. (4 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 121 steps (8 resets) in 18 ms. (6 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 121 steps (8 resets) in 16 ms. (7 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 120 steps (8 resets) in 19 ms. (6 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 120 steps (8 resets) in 24 ms. (4 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 120 steps (8 resets) in 23 ms. (5 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 120 steps (8 resets) in 20 ms. (5 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 123 steps (8 resets) in 19 ms. (6 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 123 steps (8 resets) in 18 ms. (6 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 121 steps (8 resets) in 19 ms. (6 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 121 steps (8 resets) in 16 ms. (7 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 121 steps (8 resets) in 23 ms. (5 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 123 steps (8 resets) in 21 ms. (5 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 123 steps (8 resets) in 16 ms. (7 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 122 steps (8 resets) in 19 ms. (6 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 124 steps (8 resets) in 15 ms. (7 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 123 steps (8 resets) in 19 ms. (6 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 121 steps (8 resets) in 14 ms. (8 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 121 steps (8 resets) in 18 ms. (6 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 123 steps (8 resets) in 18 ms. (6 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 122 steps (8 resets) in 16 ms. (7 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 121 steps (8 resets) in 15 ms. (7 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 122 steps (8 resets) in 15 ms. (7 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 121 steps (8 resets) in 17 ms. (6 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 123 steps (8 resets) in 15 ms. (7 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 122 steps (8 resets) in 18 ms. (6 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 122 steps (8 resets) in 15 ms. (7 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 124 steps (8 resets) in 18 ms. (6 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 123 steps (8 resets) in 14 ms. (8 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 123 steps (8 resets) in 16 ms. (7 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 123 steps (8 resets) in 18 ms. (6 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 122 steps (8 resets) in 13 ms. (8 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 124 steps (8 resets) in 16 ms. (7 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 120 steps (8 resets) in 21 ms. (5 steps per ms) remains 3059/3059 properties
BEST_FIRST walk for 120 steps (8 resets) in 17 ms. (6 steps per ms) remains 3059/3059 properties
Probabilistic random walk after 30000 steps, saw 12961 distinct states, run finished after 4720 ms. (steps per millisecond=6 ) properties seen :0
[2025-05-31 10:49:49] [INFO ] Flow matrix only has 4927 transitions (discarded 17 similar events)
// Phase 1: matrix 4927 rows 4278 cols
[2025-05-31 10:49:49] [INFO ] Computed 20 invariants in 299 ms
[2025-05-31 10:49:49] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3059 variables, 3059/3059 constraints. Problems are: Problem set: 0 solved, 3059 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3059/9205 variables, and 3059 constraints, problems are : Problem set: 0 solved, 3059 unsolved in 5438 ms.
Refiners :[Domain max(s): 3059/4278 constraints, Positive P Invariants (semi-flows): 0/20 constraints, State Equation: 0/4278 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 3059/3059 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3059 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3059 variables, 3059/3059 constraints. Problems are: Problem set: 0 solved, 3059 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3059/9205 variables, and 3059 constraints, problems are : Problem set: 0 solved, 3059 unsolved in 5095 ms.
Refiners :[Domain max(s): 3059/4278 constraints, Positive P Invariants (semi-flows): 0/20 constraints, State Equation: 0/4278 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/3059 constraints, Known Traps: 0/0 constraints]
After SMT, in 12615ms problems are : Problem set: 0 solved, 3059 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3059 out of 4278 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4278/4278 places, 4944/4944 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 145 transitions
Trivial Post-agglo rules discarded 145 transitions
Performed 145 trivial Post agglomeration. Transition count delta: 145
Iterating post reduction 0 with 163 rules applied. Total rules applied 163 place count 4278 transition count 4781
Reduce places removed 145 places and 0 transitions.
Iterating post reduction 1 with 145 rules applied. Total rules applied 308 place count 4133 transition count 4781
Discarding 22 places :
Symmetric choice reduction at 2 with 22 rule applications. Total rules 330 place count 4111 transition count 4759
Iterating global reduction 2 with 22 rules applied. Total rules applied 352 place count 4111 transition count 4759
Performed 72 Post agglomeration using F-continuation condition.Transition count delta: 72
Deduced a syphon composed of 72 places in 4 ms
Reduce places removed 72 places and 0 transitions.
Iterating global reduction 2 with 144 rules applied. Total rules applied 496 place count 4039 transition count 4687
Drop transitions (Empty/Sink Transition effects.) removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 2 with 14 rules applied. Total rules applied 510 place count 4039 transition count 4673
Free-agglomeration rule applied 903 times.
Iterating global reduction 3 with 903 rules applied. Total rules applied 1413 place count 4039 transition count 3770
Reduce places removed 903 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 904 rules applied. Total rules applied 2317 place count 3136 transition count 3769
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 2318 place count 3136 transition count 3769
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 2319 place count 3136 transition count 3768
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 5 with 2 rules applied. Total rules applied 2321 place count 3136 transition count 3768
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 2322 place count 3135 transition count 3767
Applied a total of 2322 rules in 2759 ms. Remains 3135 /4278 variables (removed 1143) and now considering 3767/4944 (removed 1177) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2778 ms. Remains : 3135/4278 places, 3767/4944 transitions.
RANDOM walk for 1010895 steps (0 resets) in 50613 ms. (19 steps per ms) remains 0/3059 properties
Able to resolve query StableMarking after proving 3260 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK MARKED_SUFFIX_TEST TRIVIAL_UNMARKED_SCC_TEST TOPOLOGICAL
Total runtime 39160 ms.
ITS solved all properties within timeout

BK_STOP 1748688618714

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination StableMarking -timeout 180 -rebuildPNML

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="FlexibleBarrier-PT-18b"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="gold2024"
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 2-5832"
echo " Executing tool gold2024"
echo " Input is FlexibleBarrier-PT-18b, 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 r098-smll-174860112500328"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-18b.tgz
mv FlexibleBarrier-PT-18b 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 ;