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.r498-tall-171640617700342.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 ltsminxred
Input is GPUForwardProgress-PT-24a, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r498-tall-171640617700342
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 560K
-rw-r--r-- 1 mcc users 6.5K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 69K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Apr 22 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Apr 22 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 19 07:18 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 19 18:26 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Apr 11 23:19 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 196K Apr 11 23:19 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.4K Apr 11 23:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 73K Apr 11 23:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:47 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 38K 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 1717193464173

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=GPUForwardProgress-PT-24a
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 22:11:05] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-05-31 22:11:05] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 22:11:05] [INFO ] Load time of PNML (sax parser for PT used): 62 ms
[2024-05-31 22:11:05] [INFO ] Transformed 104 places.
[2024-05-31 22:11:05] [INFO ] Transformed 129 transitions.
[2024-05-31 22:11:05] [INFO ] Found NUPN structural information;
[2024-05-31 22:11:05] [INFO ] Parsed PT model containing 104 places and 129 transitions and 501 arcs in 153 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 104/104 places, 129/129 transitions.
Ensure Unique test removed 1 places
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 0 with 27 rules applied. Total rules applied 27 place count 103 transition count 103
Performed 24 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 24 Pre rules applied. Total rules applied 27 place count 103 transition count 79
Deduced a syphon composed of 24 places in 0 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 1 with 48 rules applied. Total rules applied 75 place count 79 transition count 79
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 77 place count 78 transition count 78
Applied a total of 77 rules in 37 ms. Remains 78 /104 variables (removed 26) and now considering 78/129 (removed 51) transitions.
// Phase 1: matrix 78 rows 78 cols
[2024-05-31 22:11:05] [INFO ] Computed 25 invariants in 11 ms
[2024-05-31 22:11:05] [INFO ] Implicit Places using invariants in 245 ms returned []
[2024-05-31 22:11:05] [INFO ] Invariant cache hit.
[2024-05-31 22:11:05] [INFO ] State equation strengthened by 49 read => feed constraints.
[2024-05-31 22:11:05] [INFO ] Implicit Places using invariants and state equation in 166 ms returned []
Implicit Place search using SMT with State Equation took 438 ms to find 0 implicit places.
Running 77 sub problems to find dead transitions.
[2024-05-31 22:11:05] [INFO ] Invariant cache hit.
[2024-05-31 22:11:05] [INFO ] State equation strengthened by 49 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/77 variables, 25/102 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/77 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 3 (OVERLAPS) 77/154 variables, 77/179 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/154 variables, 48/227 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/154 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 6 (OVERLAPS) 1/155 variables, 1/228 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/155 variables, 1/229 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/155 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 9 (OVERLAPS) 1/156 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/156 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 11 (OVERLAPS) 0/156 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 77 unsolved
No progress, stopping.
After SMT solving in domain Real declared 156/156 variables, and 230 constraints, problems are : Problem set: 0 solved, 77 unsolved in 3152 ms.
Refiners :[Domain max(s): 78/78 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 78/78 constraints, ReadFeed: 49/49 constraints, PredecessorRefiner: 77/77 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 77 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/77 variables, 25/102 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/77 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 3 (OVERLAPS) 77/154 variables, 77/179 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/154 variables, 48/227 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/154 variables, 77/304 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/304 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 7 (OVERLAPS) 1/155 variables, 1/305 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/155 variables, 1/306 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/155 variables, 0/306 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 10 (OVERLAPS) 1/156 variables, 1/307 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/156 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 12 (OVERLAPS) 0/156 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 77 unsolved
No progress, stopping.
After SMT solving in domain Int declared 156/156 variables, and 307 constraints, problems are : Problem set: 0 solved, 77 unsolved in 4081 ms.
Refiners :[Domain max(s): 78/78 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 78/78 constraints, ReadFeed: 49/49 constraints, PredecessorRefiner: 77/77 constraints, Known Traps: 0/0 constraints]
After SMT, in 7369ms problems are : Problem set: 0 solved, 77 unsolved
Search for dead transitions found 0 dead transitions in 7383ms
Starting structural reductions in LIVENESS mode, iteration 1 : 78/104 places, 78/129 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 7886 ms. Remains : 78/104 places, 78/129 transitions.
Discarding 26 transitions out of 78. Remains 52
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (260 resets) in 1397 ms. (28 steps per ms) remains 1/51 properties
BEST_FIRST walk for 40004 steps (436 resets) in 521 ms. (76 steps per ms) remains 1/1 properties
[2024-05-31 22:11:13] [INFO ] Invariant cache hit.
[2024-05-31 22:11:13] [INFO ] State equation strengthened by 49 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 50/75 variables, 24/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 50/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/75 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/77 variables, 1/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/77 variables, 2/102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/77 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 77/154 variables, 77/179 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/154 variables, 48/227 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/154 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1/155 variables, 1/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/155 variables, 1/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/155 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 1/156 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/156 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/156 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 156/156 variables, and 230 constraints, problems are : Problem set: 0 solved, 1 unsolved in 258 ms.
Refiners :[Domain max(s): 78/78 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 78/78 constraints, ReadFeed: 49/49 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) 0/25 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 50/75 variables, 24/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 50/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/75 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/77 variables, 1/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/77 variables, 2/102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/77 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 77/154 variables, 77/179 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/154 variables, 48/227 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/154 variables, 1/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/154 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/155 variables, 1/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/155 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/155 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/156 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/156 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/156 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 156/156 variables, and 231 constraints, problems are : Problem set: 0 solved, 1 unsolved in 157 ms.
Refiners :[Domain max(s): 78/78 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 78/78 constraints, ReadFeed: 49/49 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 419ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 175 steps, including 2 resets, run visited all 1 properties in 2 ms. (steps per millisecond=87 )
Parikh walk visited 1 properties in 6 ms.
Able to resolve query QuasiLiveness after proving 52 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 9083 ms.
ITS solved all properties within timeout

BK_STOP 1717193474421

--------------------
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="GPUForwardProgress-PT-24a"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="ltsminxred"
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 ltsminxred"
echo " Input is GPUForwardProgress-PT-24a, 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 r498-tall-171640617700342"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/GPUForwardProgress-PT-24a.tgz
mv GPUForwardProgress-PT-24a 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 ;