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.r196-tall-174889279100404.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 RwMutex-PT-r0010w0500, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r196-tall-174889279100404
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.3M
-rw-r--r-- 1 mcc users 7.0K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K 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 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 113K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 52K 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 11 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 887K 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 Liveness

=== Now, execution of the tool begins

BK_START 1748962709180

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=RwMutex-PT-r0010w0500
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-06-03 14:58:30] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2025-06-03 14:58:30] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-03 14:58:30] [INFO ] Load time of PNML (sax parser for PT used): 177 ms
[2025-06-03 14:58:30] [INFO ] Transformed 1030 places.
[2025-06-03 14:58:30] [INFO ] Transformed 1020 transitions.
[2025-06-03 14:58:30] [INFO ] Found NUPN structural information;
[2025-06-03 14:58:30] [INFO ] Parsed PT model containing 1030 places and 1020 transitions and 12060 arcs in 284 ms.
Built sparse matrix representations for Structural reductions in 11 ms.19493KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 1030/1030 places, 1020/1020 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 228 ms. Remains 1030 /1030 variables (removed 0) and now considering 1020/1020 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 242 ms. Remains : 1030/1030 places, 1020/1020 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 1030/1030 places, 1020/1020 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 144 ms. Remains 1030 /1030 variables (removed 0) and now considering 1020/1020 (removed 0) transitions.
// Phase 1: matrix 1020 rows 1030 cols
[2025-06-03 14:58:31] [INFO ] Computed 520 invariants in 160 ms
[2025-06-03 14:58:32] [INFO ] Implicit Places using invariants in 682 ms returned []
[2025-06-03 14:58:32] [INFO ] Invariant cache hit.
[2025-06-03 14:58:32] [INFO ] Implicit Places using invariants and state equation in 722 ms returned []
Implicit Place search using SMT with State Equation took 1437 ms to find 0 implicit places.
[2025-06-03 14:58:32] [INFO ] Redundant transitions in 54 ms returned []
Running 510 sub problems to find dead transitions.
[2025-06-03 14:58:33] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/510 variables, 510/510 constraints. Problems are: Problem set: 0 solved, 510 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/510 variables, 0/510 constraints. Problems are: Problem set: 0 solved, 510 unsolved
At refinement iteration 2 (OVERLAPS) 520/1030 variables, 520/1030 constraints. Problems are: Problem set: 0 solved, 510 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1030 variables, 520/1550 constraints. Problems are: Problem set: 0 solved, 510 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1030 variables, 0/1550 constraints. Problems are: Problem set: 0 solved, 510 unsolved
At refinement iteration 5 (OVERLAPS) 1020/2050 variables, 1030/2580 constraints. Problems are: Problem set: 0 solved, 510 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2050/2050 variables, and 2580 constraints, problems are : Problem set: 0 solved, 510 unsolved in 30035 ms.
Refiners :[Domain max(s): 1030/1030 constraints, Positive P Invariants (semi-flows): 520/520 constraints, State Equation: 1030/1030 constraints, PredecessorRefiner: 510/510 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 510 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/510 variables, 510/510 constraints. Problems are: Problem set: 0 solved, 510 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/510 variables, 0/510 constraints. Problems are: Problem set: 0 solved, 510 unsolved
At refinement iteration 2 (OVERLAPS) 520/1030 variables, 520/1030 constraints. Problems are: Problem set: 0 solved, 510 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1030 variables, 520/1550 constraints. Problems are: Problem set: 0 solved, 510 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1030 variables, 0/1550 constraints. Problems are: Problem set: 0 solved, 510 unsolved
At refinement iteration 5 (OVERLAPS) 1020/2050 variables, 1030/2580 constraints. Problems are: Problem set: 0 solved, 510 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2050 variables, 510/3090 constraints. Problems are: Problem set: 0 solved, 510 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2050 variables, 0/3090 constraints. Problems are: Problem set: 0 solved, 510 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2050/2050 variables, and 3090 constraints, problems are : Problem set: 0 solved, 510 unsolved in 30019 ms.
Refiners :[Domain max(s): 1030/1030 constraints, Positive P Invariants (semi-flows): 520/520 constraints, State Equation: 1030/1030 constraints, PredecessorRefiner: 510/510 constraints, Known Traps: 0/0 constraints]
After SMT, in 60255ms problems are : Problem set: 0 solved, 510 unsolved
Search for dead transitions found 0 dead transitions in 60272ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 61928 ms. Remains : 1030/1030 places, 1020/1020 transitions.
Interrupted Random walk after 645448 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=21 )
Interrupted Random directed walk after 164367 steps, including 0 resets, run timeout after 30076 ms. (steps per millisecond=5 )
[2025-06-03 15:00:33] [INFO ] Invariant cache hit.
[2025-06-03 15:00:33] [INFO ] [Real]Absence check using 520 positive place invariants in 24 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 1030/1030 places, 1020/1020 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 510 transitions
Trivial Post-agglo rules discarded 510 transitions
Performed 510 trivial Post agglomeration. Transition count delta: 510
Iterating post reduction 0 with 510 rules applied. Total rules applied 510 place count 1030 transition count 510
Reduce places removed 1030 places and 0 transitions.
Ensure Unique test removed 509 transitions
Reduce isomorphic transitions removed 509 transitions.
Iterating post reduction 1 with 1539 rules applied. Total rules applied 2049 place count 0 transition count 1
Applied a total of 2049 rules in 30 ms. Remains 0 /1030 variables (removed 1030) and now considering 1/1020 (removed 1019) transitions.
[2025-06-03 15:00:33] [INFO ] Computed 0 invariants in 0 ms
[2025-06-03 15:00:33] [INFO ] Implicit Places using invariants in 5 ms returned []
[2025-06-03 15:00:33] [INFO ] Invariant cache hit.
[2025-06-03 15:00:33] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 34 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Starting structural reductions in LIVENESS mode, iteration 1 : 0/1030 places, 1/1020 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 65 ms. Remains : 0/1030 places, 1/1020 transitions.
Able to resolve query QuasiLiveness after proving 1 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 1030/1030 places, 1020/1020 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 510 transitions
Trivial Post-agglo rules discarded 510 transitions
Performed 510 trivial Post agglomeration. Transition count delta: 510
Iterating post reduction 0 with 510 rules applied. Total rules applied 510 place count 1030 transition count 510
Reduce places removed 1030 places and 0 transitions.
Ensure Unique test removed 509 transitions
Reduce isomorphic transitions removed 509 transitions.
Iterating post reduction 1 with 1539 rules applied. Total rules applied 2049 place count 0 transition count 1
Applied a total of 2049 rules in 10 ms. Remains 0 /1030 variables (removed 1030) and now considering 1/1020 (removed 1019) transitions.
[2025-06-03 15:00:33] [INFO ] Invariant cache hit.
[2025-06-03 15:00:33] [INFO ] Implicit Places using invariants in 5 ms returned []
[2025-06-03 15:00:33] [INFO ] Invariant cache hit.
[2025-06-03 15:00:33] [INFO ] Implicit Places using invariants and state equation in 15 ms returned []
Implicit Place search using SMT with State Equation took 21 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Starting structural reductions in LIVENESS mode, iteration 1 : 0/1030 places, 1/1020 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 31 ms. Remains : 0/1030 places, 1/1020 transitions.
Net is quasi-live, checking if it is reversible to establish liveness.
Net is conservative; using simplified expression for initial state.
Able to resolve query Liveness after proving 1 properties.
FORMULA Liveness TRUE TECHNIQUES TOPOLOGICAL QUASI_LIVE_REVERSIBLE INITIAL_STATE
Total runtime 123364 ms.
ITS solved all properties within timeout

BK_STOP 1748962833789

--------------------
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 Liveness -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="RwMutex-PT-r0010w0500"
export BK_EXAMINATION="Liveness"
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 RwMutex-PT-r0010w0500, examination is Liveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r196-tall-174889279100404"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RwMutex-PT-r0010w0500.tgz
mv RwMutex-PT-r0010w0500 execution
cd execution
if [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "UpperBounds" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] || [ "Liveness" = "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 [ "Liveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "Liveness" != "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 "Liveness.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 '' Liveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] ; then
echo "FORMULA_NAME Liveness"
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 ;