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-174889279100439.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-r2000w0010, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r196-tall-174889279100439
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.9M
-rw-r--r-- 1 mcc users 6.9K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 72K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K 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 3.9K 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 18K 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 153K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 117K 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 4.4M 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 1748962927242

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-r2000w0010
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-06-03 15:02:08] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2025-06-03 15:02:08] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-03 15:02:08] [INFO ] Load time of PNML (sax parser for PT used): 440 ms
[2025-06-03 15:02:08] [INFO ] Transformed 6020 places.
[2025-06-03 15:02:08] [INFO ] Transformed 4020 transitions.
[2025-06-03 15:02:08] [INFO ] Found NUPN structural information;
[2025-06-03 15:02:08] [INFO ] Parsed PT model containing 6020 places and 4020 transitions and 52040 arcs in 589 ms.
Built sparse matrix representations for Structural reductions in 22 ms.74353KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 6020/6020 places, 4020/4020 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 198 ms. Remains 6020 /6020 variables (removed 0) and now considering 4020/4020 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 212 ms. Remains : 6020/6020 places, 4020/4020 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 6020/6020 places, 4020/4020 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 122 ms. Remains 6020 /6020 variables (removed 0) and now considering 4020/4020 (removed 0) transitions.
// Phase 1: matrix 4020 rows 6020 cols
[2025-06-03 15:02:09] [INFO ] Computed 4010 invariants in 107 ms
[2025-06-03 15:02:12] [INFO ] Implicit Places using invariants in 2289 ms returned []
[2025-06-03 15:02:12] [INFO ] Invariant cache hit.
[2025-06-03 15:02:16] [INFO ] Implicit Places using invariants and state equation in 4789 ms returned []
Implicit Place search using SMT with State Equation took 7111 ms to find 0 implicit places.
[2025-06-03 15:02:17] [INFO ] Redundant transitions in 254 ms returned []
Running 2010 sub problems to find dead transitions.
[2025-06-03 15:02:17] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2010 variables, 2010/2010 constraints. Problems are: Problem set: 0 solved, 2010 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2010/10040 variables, and 2010 constraints, problems are : Problem set: 0 solved, 2010 unsolved in 30053 ms.
Refiners :[Domain max(s): 2010/6020 constraints, Positive P Invariants (semi-flows): 0/4010 constraints, State Equation: 0/6020 constraints, PredecessorRefiner: 2010/2010 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2010 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2010 variables, 2010/2010 constraints. Problems are: Problem set: 0 solved, 2010 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2010/10040 variables, and 2010 constraints, problems are : Problem set: 0 solved, 2010 unsolved in 30028 ms.
Refiners :[Domain max(s): 2010/6020 constraints, Positive P Invariants (semi-flows): 0/4010 constraints, State Equation: 0/6020 constraints, PredecessorRefiner: 0/2010 constraints, Known Traps: 0/0 constraints]
After SMT, in 61132ms problems are : Problem set: 0 solved, 2010 unsolved
Search for dead transitions found 0 dead transitions in 61165ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 68685 ms. Remains : 6020/6020 places, 4020/4020 transitions.
Interrupted Random walk after 88200 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=2 )
Interrupted Random directed walk after 96082 steps, including 0 resets, run timeout after 30004 ms. (steps per millisecond=3 )
[2025-06-03 15:04:18] [INFO ] Invariant cache hit.
[2025-06-03 15:04:21] [INFO ] [Real]Absence check using 4010 positive place invariants in 64 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 6020/6020 places, 4020/4020 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2010 transitions
Trivial Post-agglo rules discarded 2010 transitions
Performed 2010 trivial Post agglomeration. Transition count delta: 2010
Iterating post reduction 0 with 2010 rules applied. Total rules applied 2010 place count 6020 transition count 2010
Reduce places removed 6020 places and 0 transitions.
Ensure Unique test removed 2009 transitions
Reduce isomorphic transitions removed 2009 transitions.
Iterating post reduction 1 with 8029 rules applied. Total rules applied 10039 place count 0 transition count 1
Applied a total of 10039 rules in 49 ms. Remains 0 /6020 variables (removed 6020) and now considering 1/4020 (removed 4019) transitions.
[2025-06-03 15:04:21] [INFO ] Computed 0 invariants in 0 ms
[2025-06-03 15:04:21] [INFO ] Implicit Places using invariants in 6 ms returned []
[2025-06-03 15:04:21] [INFO ] Invariant cache hit.
[2025-06-03 15:04:21] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 24 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 : 0/6020 places, 1/4020 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 73 ms. Remains : 0/6020 places, 1/4020 transitions.
Able to resolve query QuasiLiveness after proving 1 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 6020/6020 places, 4020/4020 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2010 transitions
Trivial Post-agglo rules discarded 2010 transitions
Performed 2010 trivial Post agglomeration. Transition count delta: 2010
Iterating post reduction 0 with 2010 rules applied. Total rules applied 2010 place count 6020 transition count 2010
Reduce places removed 6020 places and 0 transitions.
Ensure Unique test removed 2009 transitions
Reduce isomorphic transitions removed 2009 transitions.
Iterating post reduction 1 with 8029 rules applied. Total rules applied 10039 place count 0 transition count 1
Applied a total of 10039 rules in 32 ms. Remains 0 /6020 variables (removed 6020) and now considering 1/4020 (removed 4019) transitions.
[2025-06-03 15:04:21] [INFO ] Invariant cache hit.
[2025-06-03 15:04:21] [INFO ] Implicit Places using invariants in 12 ms returned []
[2025-06-03 15:04:21] [INFO ] Invariant cache hit.
[2025-06-03 15:04:21] [INFO ] Implicit Places using invariants and state equation in 14 ms returned []
Implicit Place search using SMT with State Equation took 27 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 : 0/6020 places, 1/4020 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 59 ms. Remains : 0/6020 places, 1/4020 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 133208 ms.
ITS solved all properties within timeout

BK_STOP 1748963061587

--------------------
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-r2000w0010"
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-r2000w0010, 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-174889279100439"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RwMutex-PT-r2000w0010.tgz
mv RwMutex-PT-r2000w0010 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 ;