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.r238-smll-174903503200177.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 StigmergyElection-PT-09b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r238-smll-174903503200177
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 38M
-rw-r--r-- 1 mcc users 9.1K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 105K 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 46K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.2K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 91K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 90K 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 14:33 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 37M May 29 14:33 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 QuasiLiveness

=== Now, execution of the tool begins

BK_START 1749119124585

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=StigmergyElection-PT-09b
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-06-05 10:25:26] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-06-05 10:25:26] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 10:25:29] [INFO ] Load time of PNML (sax parser for PT used): 2543 ms
[2025-06-05 10:25:29] [INFO ] Transformed 1243 places.
[2025-06-05 10:25:29] [INFO ] Transformed 41210 transitions.
[2025-06-05 10:25:29] [INFO ] Found NUPN structural information;
[2025-06-05 10:25:29] [INFO ] Parsed PT model containing 1243 places and 41210 transitions and 720585 arcs in 3019 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 1243/1243 places, 41210/41210 transitions.
Graph (trivial) has 1269 edges and 1243 vertex of which 189 / 1243 are part of one of the 27 SCC in 29 ms
Free SCC test removed 162 places
Ensure Unique test removed 180 transitions
Reduce isomorphic transitions removed 180 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 786 transitions
Trivial Post-agglo rules discarded 786 transitions
Performed 786 trivial Post agglomeration. Transition count delta: 786
Iterating post reduction 0 with 786 rules applied. Total rules applied 787 place count 1081 transition count 40244
Reduce places removed 786 places and 0 transitions.
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 1 with 804 rules applied. Total rules applied 1591 place count 295 transition count 40226
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 2 with 9 rules applied. Total rules applied 1600 place count 286 transition count 40226
Performed 27 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 27 Pre rules applied. Total rules applied 1600 place count 286 transition count 40199
Deduced a syphon composed of 27 places in 105 ms
Reduce places removed 27 places and 0 transitions.
Iterating global reduction 3 with 54 rules applied. Total rules applied 1654 place count 259 transition count 40199
Performed 85 Post agglomeration using F-continuation condition.Transition count delta: 85
Deduced a syphon composed of 85 places in 20 ms
Reduce places removed 85 places and 0 transitions.
Iterating global reduction 3 with 170 rules applied. Total rules applied 1824 place count 174 transition count 40114
Performed 21 Post agglomeration using F-continuation condition.Transition count delta: -8
Deduced a syphon composed of 21 places in 35 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 3 with 42 rules applied. Total rules applied 1866 place count 153 transition count 40122
Applied a total of 1866 rules in 22070 ms. Remains 153 /1243 variables (removed 1090) and now considering 40122/41210 (removed 1088) transitions.
[2025-06-05 10:25:52] [INFO ] Flow matrix only has 40095 transitions (discarded 27 similar events)
// Phase 1: matrix 40095 rows 153 cols
[2025-06-05 10:25:52] [INFO ] Computed 10 invariants in 641 ms
[2025-06-05 10:26:10] [INFO ] Implicit Places using invariants in 19059 ms returned []
Implicit Place search using SMT only with invariants took 19172 ms to find 0 implicit places.
Running 40106 sub problems to find dead transitions.
[2025-06-05 10:26:11] [INFO ] Flow matrix only has 40095 transitions (discarded 27 similar events)
[2025-06-05 10:26:11] [INFO ] Invariant cache hit.
[2025-06-05 10:27:01] [INFO ] State equation strengthened by 529 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/152 variables, 152/152 constraints. Problems are: Problem set: 0 solved, 40106 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 152/40248 variables, and 152 constraints, problems are : Problem set: 0 solved, 40106 unsolved in 31437 ms.
Refiners :[Domain max(s): 152/153 constraints, Positive P Invariants (semi-flows): 0/10 constraints, State Equation: 0/153 constraints, ReadFeed: 0/529 constraints, PredecessorRefiner: 40106/94 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 40106 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/152 variables, 152/152 constraints. Problems are: Problem set: 0 solved, 40106 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 152/40248 variables, and 152 constraints, problems are : Problem set: 0 solved, 40106 unsolved in 30814 ms.
Refiners :[Domain max(s): 152/153 constraints, Positive P Invariants (semi-flows): 0/10 constraints, State Equation: 0/153 constraints, ReadFeed: 0/529 constraints, PredecessorRefiner: 40012/94 constraints, Known Traps: 0/0 constraints]
After SMT, in 901343ms problems are : Problem set: 0 solved, 40106 unsolved
Search for dead transitions found 0 dead transitions in 902081ms
Starting structural reductions in LIVENESS mode, iteration 1 : 153/1243 places, 40122/41210 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 943534 ms. Remains : 153/1243 places, 40122/41210 transitions.
Discarding 148 transitions out of 40122. Remains 39974
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (2718 resets) in 38000 ms. (1 steps per ms) remains 39959/39973 properties
BEST_FIRST walk for 124 steps (4 resets) in 88 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 63 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 86 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 177 ms. (0 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 91 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 71 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 95 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 108 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 69 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 83 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 120 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 114 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 101 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 96 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 96 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 92 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 91 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 92 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 89 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 74 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 72 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 74 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 58 ms. (2 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 68 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 77 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 70 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 68 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 68 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 66 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 68 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 67 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 67 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 67 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 66 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 65 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 54 ms. (2 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 67 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 71 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 58 ms. (2 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 63 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 74 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 66 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 69 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 85 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 85 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 85 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 88 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 88 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 86 ms. (1 steps per ms) remains 39959/39959 properties
BEST_FIRST walk for 124 steps (4 resets) in 88 ms. (1 steps per ms) remains 39959/39959 properties
Interrupted probabilistic random walk after 10683 steps, run timeout after 33010 ms. (steps per millisecond=0 ) properties seen :148 out of 39959
Probabilistic random walk after 10683 steps, saw 7826 distinct states, run finished after 33040 ms. (steps per millisecond=0 ) properties seen :148
[2025-06-05 10:43:33] [INFO ] Flow matrix only has 40095 transitions (discarded 27 similar events)
[2025-06-05 10:43:33] [INFO ] Invariant cache hit.
[2025-06-05 10:44:23] [INFO ] State equation strengthened by 529 read => feed constraints.

BK_TIME_CONFINEMENT_REACHED

--------------------
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 QuasiLiveness -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="StigmergyElection-PT-09b"
export BK_EXAMINATION="QuasiLiveness"
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 StigmergyElection-PT-09b, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r238-smll-174903503200177"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/StigmergyElection-PT-09b.tgz
mv StigmergyElection-PT-09b execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;