Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r122-smll-171624283300177.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-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 2-5568
Executing tool greatspnxred
Input is DLCround-PT-13b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r122-smll-171624283300177
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.6M
-rw-r--r-- 1 mcc users 6.2K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 64K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.5K Apr 22 14:38 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 22 14:38 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Apr 22 14:38 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Apr 22 14:38 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Apr 13 12:15 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 175K Apr 13 12:15 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 4.7K Apr 13 12:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 32K Apr 13 12:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 22 14:38 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Apr 22 14:38 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 2.1M May 18 16:42 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 1716328357121

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DLCround-PT-13b
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-21 21:52:39] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-05-21 21:52:39] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 21:52:40] [INFO ] Load time of PNML (sax parser for PT used): 1025 ms
[2024-05-21 21:52:40] [INFO ] Transformed 5343 places.
[2024-05-21 21:52:41] [INFO ] Transformed 8727 transitions.
[2024-05-21 21:52:41] [INFO ] Found NUPN structural information;
[2024-05-21 21:52:41] [INFO ] Parsed PT model containing 5343 places and 8727 transitions and 24849 arcs in 1591 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 5343/5343 places, 8727/8727 transitions.
Graph (trivial) has 4874 edges and 5343 vertex of which 848 / 5343 are part of one of the 60 SCC in 39 ms
Free SCC test removed 788 places
Ensure Unique test removed 820 transitions
Reduce isomorphic transitions removed 820 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1890 transitions
Trivial Post-agglo rules discarded 1890 transitions
Performed 1890 trivial Post agglomeration. Transition count delta: 1890
Iterating post reduction 0 with 1890 rules applied. Total rules applied 1891 place count 4555 transition count 6017
Reduce places removed 1890 places and 0 transitions.
Ensure Unique test removed 54 transitions
Reduce isomorphic transitions removed 54 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 40 transitions
Trivial Post-agglo rules discarded 40 transitions
Performed 40 trivial Post agglomeration. Transition count delta: 40
Iterating post reduction 1 with 1984 rules applied. Total rules applied 3875 place count 2665 transition count 5923
Reduce places removed 40 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 2 with 48 rules applied. Total rules applied 3923 place count 2625 transition count 5915
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 3927 place count 2621 transition count 5915
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 4 Pre rules applied. Total rules applied 3927 place count 2621 transition count 5911
Deduced a syphon composed of 4 places in 172 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 4 with 8 rules applied. Total rules applied 3935 place count 2617 transition count 5911
Performed 1466 Post agglomeration using F-continuation condition.Transition count delta: 1466
Deduced a syphon composed of 1466 places in 4 ms
Reduce places removed 1466 places and 0 transitions.
Iterating global reduction 4 with 2932 rules applied. Total rules applied 6867 place count 1151 transition count 4445
Renaming transitions due to excessive name length > 1024 char.
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: -132
Deduced a syphon composed of 11 places in 4 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 4 with 22 rules applied. Total rules applied 6889 place count 1140 transition count 4577
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 4 with 4 rules applied. Total rules applied 6893 place count 1140 transition count 4573
Applied a total of 6893 rules in 1337 ms. Remains 1140 /5343 variables (removed 4203) and now considering 4573/8727 (removed 4154) transitions.
[2024-05-21 21:52:42] [INFO ] Flow matrix only has 4445 transitions (discarded 128 similar events)
// Phase 1: matrix 4445 rows 1140 cols
[2024-05-21 21:52:42] [INFO ] Computed 312 invariants in 55 ms
[2024-05-21 21:52:44] [INFO ] Implicit Places using invariants in 2009 ms returned []
[2024-05-21 21:52:44] [INFO ] Flow matrix only has 4445 transitions (discarded 128 similar events)
[2024-05-21 21:52:44] [INFO ] Invariant cache hit.
[2024-05-21 21:52:46] [INFO ] State equation strengthened by 365 read => feed constraints.
[2024-05-21 21:52:49] [INFO ] Implicit Places using invariants and state equation in 4993 ms returned []
Implicit Place search using SMT with State Equation took 7060 ms to find 0 implicit places.
Running 4565 sub problems to find dead transitions.
[2024-05-21 21:52:49] [INFO ] Flow matrix only has 4445 transitions (discarded 128 similar events)
[2024-05-21 21:52:49] [INFO ] Invariant cache hit.
[2024-05-21 21:52:49] [INFO ] State equation strengthened by 365 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1139 variables, 1139/1139 constraints. Problems are: Problem set: 0 solved, 4565 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1139/5585 variables, and 1139 constraints, problems are : Problem set: 0 solved, 4565 unsolved in 30368 ms.
Refiners :[Domain max(s): 1139/1140 constraints, Positive P Invariants (semi-flows): 0/312 constraints, State Equation: 0/1140 constraints, ReadFeed: 0/365 constraints, PredecessorRefiner: 4565/4565 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4565 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1139 variables, 1139/1139 constraints. Problems are: Problem set: 0 solved, 4565 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1139/5585 variables, and 1139 constraints, problems are : Problem set: 0 solved, 4565 unsolved in 30132 ms.
Refiners :[Domain max(s): 1139/1140 constraints, Positive P Invariants (semi-flows): 0/312 constraints, State Equation: 0/1140 constraints, ReadFeed: 0/365 constraints, PredecessorRefiner: 0/4565 constraints, Known Traps: 0/0 constraints]
After SMT, in 68505ms problems are : Problem set: 0 solved, 4565 unsolved
Search for dead transitions found 0 dead transitions in 68616ms
Starting structural reductions in LIVENESS mode, iteration 1 : 1140/5343 places, 4573/8727 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 77092 ms. Remains : 1140/5343 places, 4573/8727 transitions.
Discarding 693 transitions out of 4573. Remains 3880
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (8 resets) in 10347 ms. (3 steps per ms) remains 0/3879 properties
Able to resolve query QuasiLiveness after proving 3880 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 82009 ms.
ITS solved all properties within timeout

BK_STOP 1716328441569

--------------------
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="DLCround-PT-13b"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="greatspnxred"
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 2-5568"
echo " Executing tool greatspnxred"
echo " Input is DLCround-PT-13b, 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 r122-smll-171624283300177"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCround-PT-13b.tgz
mv DLCround-PT-13b 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.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -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 ;