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-174860112500318.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)
................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5832
Executing tool gold2024
Input is FlexibleBarrier-PT-16b, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-smll-174860112500318
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.4M
-rw-r--r-- 1 mcc users 7.3K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K 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 3.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K 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 14K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 143K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.9K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 74K 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 3.7K 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 945K 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 1748688388270

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-16b
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-05-31 10:46:30] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -timeout, 180, -rebuildPNML]
[2025-05-31 10:46:30] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-31 10:46:31] [INFO ] Load time of PNML (sax parser for PT used): 723 ms
[2025-05-31 10:46:31] [INFO ] Transformed 3472 places.
[2025-05-31 10:46:31] [INFO ] Transformed 4001 transitions.
[2025-05-31 10:46:31] [INFO ] Found NUPN structural information;
[2025-05-31 10:46:31] [INFO ] Parsed PT model containing 3472 places and 4001 transitions and 10043 arcs in 1003 ms.
Graph (trivial) has 3422 edges and 3472 vertex of which 98 / 3472 are part of one of the 16 SCC in 19 ms
Free SCC test removed 82 places
Structural test allowed to assert that 894 places are NOT stable. Took 91 ms.
Ensure Unique test removed 83 transitions
Reduce redundant transitions removed 83 transitions.
RANDOM walk for 40000 steps (504 resets) in 8578 ms. (4 steps per ms) remains 2404/2578 properties
BEST_FIRST walk for 122 steps (8 resets) in 22 ms. (5 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 122 steps (8 resets) in 16 ms. (7 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 123 steps (8 resets) in 34 ms. (3 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 123 steps (8 resets) in 22 ms. (5 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 122 steps (8 resets) in 24 ms. (4 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 124 steps (8 resets) in 22 ms. (5 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 122 steps (8 resets) in 19 ms. (6 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 123 steps (8 resets) in 14 ms. (8 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 122 steps (8 resets) in 11 ms. (10 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 123 steps (8 resets) in 15 ms. (7 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 122 steps (8 resets) in 21 ms. (5 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 123 steps (8 resets) in 11 ms. (10 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 122 steps (8 resets) in 14 ms. (8 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 123 steps (8 resets) in 15 ms. (7 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 121 steps (8 resets) in 26 ms. (4 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 123 steps (8 resets) in 12 ms. (9 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 124 steps (8 resets) in 14 ms. (8 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 123 steps (8 resets) in 12 ms. (9 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 122 steps (8 resets) in 11 ms. (10 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 122 steps (8 resets) in 10 ms. (11 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 122 steps (8 resets) in 10 ms. (11 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 121 steps (8 resets) in 14 ms. (8 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 121 steps (8 resets) in 15 ms. (7 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 122 steps (8 resets) in 25 ms. (4 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 122 steps (8 resets) in 14 ms. (8 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 120 steps (8 resets) in 18 ms. (6 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 122 steps (8 resets) in 11 ms. (10 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 122 steps (8 resets) in 11 ms. (10 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 121 steps (8 resets) in 18 ms. (6 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 123 steps (8 resets) in 12 ms. (9 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 123 steps (8 resets) in 15 ms. (7 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 122 steps (8 resets) in 14 ms. (8 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 122 steps (8 resets) in 13 ms. (8 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 124 steps (8 resets) in 14 ms. (8 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 122 steps (8 resets) in 16 ms. (7 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 123 steps (8 resets) in 11 ms. (10 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 121 steps (8 resets) in 16 ms. (7 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 123 steps (8 resets) in 14 ms. (8 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 123 steps (8 resets) in 11 ms. (10 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 122 steps (8 resets) in 15 ms. (7 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 122 steps (8 resets) in 14 ms. (8 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 122 steps (8 resets) in 13 ms. (8 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 123 steps (8 resets) in 13 ms. (8 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 121 steps (8 resets) in 10 ms. (11 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 122 steps (8 resets) in 10 ms. (11 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 121 steps (8 resets) in 12 ms. (9 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 120 steps (8 resets) in 13 ms. (8 steps per ms) remains 2404/2404 properties
BEST_FIRST walk for 124 steps (8 resets) in 16 ms. (7 steps per ms) remains 2404/2404 properties
Probabilistic random walk after 30001 steps, saw 12428 distinct states, run finished after 3226 ms. (steps per millisecond=9 ) properties seen :0
[2025-05-31 10:46:38] [INFO ] Flow matrix only has 3903 transitions (discarded 15 similar events)
// Phase 1: matrix 3903 rows 3390 cols
[2025-05-31 10:46:38] [INFO ] Computed 18 invariants in 143 ms
[2025-05-31 10:46:38] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2404 variables, 2404/2404 constraints. Problems are: Problem set: 0 solved, 2404 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2404/7293 variables, and 2404 constraints, problems are : Problem set: 0 solved, 2404 unsolved in 5382 ms.
Refiners :[Domain max(s): 2404/3390 constraints, Positive P Invariants (semi-flows): 0/18 constraints, State Equation: 0/3390 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 2404/2404 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2404 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2404 variables, 2404/2404 constraints. Problems are: Problem set: 0 solved, 2404 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2404/7293 variables, and 2404 constraints, problems are : Problem set: 0 solved, 2404 unsolved in 5128 ms.
Refiners :[Domain max(s): 2404/3390 constraints, Positive P Invariants (semi-flows): 0/18 constraints, State Equation: 0/3390 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/2404 constraints, Known Traps: 0/0 constraints]
After SMT, in 12424ms problems are : Problem set: 0 solved, 2404 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2404 out of 3390 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3390/3390 places, 3918/3918 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 129 transitions
Trivial Post-agglo rules discarded 129 transitions
Performed 129 trivial Post agglomeration. Transition count delta: 129
Iterating post reduction 0 with 145 rules applied. Total rules applied 145 place count 3390 transition count 3773
Reduce places removed 129 places and 0 transitions.
Iterating post reduction 1 with 129 rules applied. Total rules applied 274 place count 3261 transition count 3773
Discarding 18 places :
Symmetric choice reduction at 2 with 18 rule applications. Total rules 292 place count 3243 transition count 3755
Iterating global reduction 2 with 18 rules applied. Total rules applied 310 place count 3243 transition count 3755
Performed 63 Post agglomeration using F-continuation condition.Transition count delta: 63
Deduced a syphon composed of 63 places in 4 ms
Reduce places removed 63 places and 0 transitions.
Iterating global reduction 2 with 126 rules applied. Total rules applied 436 place count 3180 transition count 3692
Drop transitions (Empty/Sink Transition effects.) removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 2 with 13 rules applied. Total rules applied 449 place count 3180 transition count 3679
Free-agglomeration rule applied 707 times.
Iterating global reduction 3 with 707 rules applied. Total rules applied 1156 place count 3180 transition count 2972
Reduce places removed 707 places and 0 transitions.
Iterating post reduction 3 with 707 rules applied. Total rules applied 1863 place count 2473 transition count 2972
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 1864 place count 2473 transition count 2972
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 1865 place count 2473 transition count 2971
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 1867 place count 2473 transition count 2971
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 1868 place count 2472 transition count 2970
Applied a total of 1868 rules in 1679 ms. Remains 2472 /3390 variables (removed 918) and now considering 2970/3918 (removed 948) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1698 ms. Remains : 2472/3390 places, 2970/3918 transitions.
RANDOM walk for 865484 steps (0 resets) in 31394 ms. (27 steps per ms) remains 0/2404 properties
Able to resolve query StableMarking after proving 2580 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK MARKED_SUFFIX_TEST TRIVIAL_UNMARKED_SCC_TEST TOPOLOGICAL
Total runtime 32625 ms.
ITS solved all properties within timeout

BK_STOP 1748688423535

--------------------
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-16b"
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-16b, 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-174860112500318"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-16b.tgz
mv FlexibleBarrier-PT-16b 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 ;