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.r266-tall-174931350000102.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 Champagne-PT-H10T2O, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r266-tall-174931350000102
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 992K
-rw-r--r-- 1 mcc users 7.0K Jun 6 08:56 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K Jun 6 08:56 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Jun 6 08:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K Jun 6 08:55 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Jun 6 11:46 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Jun 6 11:46 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Jun 6 11:46 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Jun 6 11:46 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 5 20:08 NewModel
-rw-r--r-- 1 mcc users 11K Jun 6 08:57 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 108K Jun 6 08:57 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.0K Jun 6 08:56 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 76K Jun 6 08:56 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Jun 6 11:46 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Jun 6 11:46 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jun 5 20:08 equiv_col
-rw-r--r-- 1 mcc users 7 Jun 5 20:08 instance
-rw-r--r-- 1 mcc users 6 Jun 5 20:08 iscolored
-rw-r--r-- 1 mcc users 560K Jun 5 20:08 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 1749319031068

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Champagne-PT-H10T2O
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-06-07 17:57:12] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-06-07 17:57:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-07 17:57:12] [INFO ] Load time of PNML (sax parser for PT used): 154 ms
[2025-06-07 17:57:12] [INFO ] Transformed 2393 places.
[2025-06-07 17:57:12] [INFO ] Transformed 3452 transitions.
[2025-06-07 17:57:12] [INFO ] Found NUPN structural information;
[2025-06-07 17:57:12] [INFO ] Parsed PT model containing 2393 places and 3452 transitions and 8894 arcs in 273 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 2393/2393 places, 3452/3452 transitions.
Graph (trivial) has 2487 edges and 2393 vertex of which 1197 / 2393 are part of one of the 63 SCC in 11 ms
Free SCC test removed 1134 places
Ensure Unique test removed 1229 transitions
Reduce isomorphic transitions removed 1229 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 627 transitions
Trivial Post-agglo rules discarded 627 transitions
Performed 627 trivial Post agglomeration. Transition count delta: 627
Iterating post reduction 0 with 627 rules applied. Total rules applied 628 place count 1259 transition count 1596
Reduce places removed 627 places and 0 transitions.
Ensure Unique test removed 61 transitions
Reduce isomorphic transitions removed 61 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 61 transitions
Trivial Post-agglo rules discarded 61 transitions
Performed 61 trivial Post agglomeration. Transition count delta: 61
Iterating post reduction 1 with 749 rules applied. Total rules applied 1377 place count 632 transition count 1474
Reduce places removed 61 places and 0 transitions.
Iterating post reduction 2 with 61 rules applied. Total rules applied 1438 place count 571 transition count 1474
Performed 346 Post agglomeration using F-continuation condition.Transition count delta: 346
Deduced a syphon composed of 346 places in 1 ms
Reduce places removed 346 places and 0 transitions.
Iterating global reduction 3 with 692 rules applied. Total rules applied 2130 place count 225 transition count 1128
Renaming transitions due to excessive name length > 1024 char.
Applied a total of 2130 rules in 161 ms. Remains 225 /2393 variables (removed 2168) and now considering 1128/3452 (removed 2324) transitions.
[2025-06-07 17:57:12] [INFO ] Flow matrix only has 262 transitions (discarded 866 similar events)
// Phase 1: matrix 262 rows 225 cols
[2025-06-07 17:57:12] [INFO ] Computed 63 invariants in 9 ms
[2025-06-07 17:57:13] [INFO ] Implicit Places using invariants in 352 ms returned []
[2025-06-07 17:57:13] [INFO ] Flow matrix only has 262 transitions (discarded 866 similar events)
[2025-06-07 17:57:13] [INFO ] Invariant cache hit.
[2025-06-07 17:57:13] [INFO ] State equation strengthened by 99 read => feed constraints.
[2025-06-07 17:57:13] [INFO ] Implicit Places using invariants and state equation in 371 ms returned []
Implicit Place search using SMT with State Equation took 747 ms to find 0 implicit places.
Running 1127 sub problems to find dead transitions.
[2025-06-07 17:57:13] [INFO ] Flow matrix only has 262 transitions (discarded 866 similar events)
[2025-06-07 17:57:13] [INFO ] Invariant cache hit.
[2025-06-07 17:57:13] [INFO ] State equation strengthened by 99 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/224 variables, 224/224 constraints. Problems are: Problem set: 0 solved, 1127 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/224 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 1127 unsolved
At refinement iteration 2 (OVERLAPS) 1/225 variables, 63/287 constraints. Problems are: Problem set: 0 solved, 1127 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/225 variables, 1/288 constraints. Problems are: Problem set: 0 solved, 1127 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/225 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 1127 unsolved
At refinement iteration 5 (OVERLAPS) 261/486 variables, 225/513 constraints. Problems are: Problem set: 0 solved, 1127 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/486 variables, 98/611 constraints. Problems are: Problem set: 0 solved, 1127 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 486/487 variables, and 611 constraints, problems are : Problem set: 0 solved, 1127 unsolved in 30042 ms.
Refiners :[Domain max(s): 225/225 constraints, Positive P Invariants (semi-flows): 63/63 constraints, State Equation: 225/225 constraints, ReadFeed: 98/99 constraints, PredecessorRefiner: 1127/1127 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1127 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/224 variables, 224/224 constraints. Problems are: Problem set: 0 solved, 1127 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/224 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 1127 unsolved
At refinement iteration 2 (OVERLAPS) 1/225 variables, 63/287 constraints. Problems are: Problem set: 0 solved, 1127 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/225 variables, 1/288 constraints. Problems are: Problem set: 0 solved, 1127 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/225 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 1127 unsolved
At refinement iteration 5 (OVERLAPS) 261/486 variables, 225/513 constraints. Problems are: Problem set: 0 solved, 1127 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/486 variables, 98/611 constraints. Problems are: Problem set: 0 solved, 1127 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/486 variables, 1127/1738 constraints. Problems are: Problem set: 0 solved, 1127 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 486/487 variables, and 1738 constraints, problems are : Problem set: 0 solved, 1127 unsolved in 30021 ms.
Refiners :[Domain max(s): 225/225 constraints, Positive P Invariants (semi-flows): 63/63 constraints, State Equation: 225/225 constraints, ReadFeed: 98/99 constraints, PredecessorRefiner: 1127/1127 constraints, Known Traps: 0/0 constraints]
After SMT, in 60552ms problems are : Problem set: 0 solved, 1127 unsolved
Search for dead transitions found 0 dead transitions in 60581ms
Starting structural reductions in LIVENESS mode, iteration 1 : 225/2393 places, 1128/3452 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 61526 ms. Remains : 225/2393 places, 1128/3452 transitions.
Discarding 222 transitions out of 1128. Remains 906
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (269 resets) in 3682 ms. (10 steps per ms) remains 1/905 properties
BEST_FIRST walk for 40004 steps (8 resets) in 271 ms. (147 steps per ms) remains 1/1 properties
[2025-06-07 17:58:15] [INFO ] Flow matrix only has 262 transitions (discarded 866 similar events)
[2025-06-07 17:58:15] [INFO ] Invariant cache hit.
[2025-06-07 17:58:15] [INFO ] State equation strengthened by 99 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 63/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 162/225 variables, 63/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/225 variables, 162/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/225 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 261/486 variables, 225/513 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/486 variables, 98/611 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/486 variables, 0/611 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/487 variables, 1/612 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/487 variables, 0/612 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/487 variables, 0/612 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 487/487 variables, and 612 constraints, problems are : Problem set: 0 solved, 1 unsolved in 251 ms.
Refiners :[Domain max(s): 225/225 constraints, Positive P Invariants (semi-flows): 63/63 constraints, State Equation: 225/225 constraints, ReadFeed: 99/99 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 63/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 162/225 variables, 63/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/225 variables, 162/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/225 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 261/486 variables, 225/513 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/486 variables, 98/611 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/486 variables, 1/612 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/486 variables, 0/612 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/487 variables, 1/613 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/487 variables, 0/613 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/487 variables, 0/613 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 487/487 variables, and 613 constraints, problems are : Problem set: 0 solved, 1 unsolved in 582 ms.
Refiners :[Domain max(s): 225/225 constraints, Positive P Invariants (semi-flows): 63/63 constraints, State Equation: 225/225 constraints, ReadFeed: 99/99 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 856ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 64 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=32 )
Parikh walk visited 1 properties in 7 ms.
Able to resolve query QuasiLiveness after proving 906 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 63918 ms.
ITS solved all properties within timeout

BK_STOP 1749319096273

--------------------
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="Champagne-PT-H10T2O"
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 Champagne-PT-H10T2O, 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 r266-tall-174931350000102"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Champagne-PT-H10T2O.tgz
mv Champagne-PT-H10T2O 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 ;