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.r255-tall-171654365200397.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 itstools
Input is NoC3x3-PT-6A, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r255-tall-171654365200397
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 776K
-rw-r--r-- 1 mcc users 7.2K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.5K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 39K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K May 19 07:12 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 19 16:11 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K May 19 07:24 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 18:43 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K May 14 13:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 173K May 14 13:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Apr 12 07:39 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 51K Apr 12 07:39 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.4K May 19 07:14 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 19 15:29 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 3 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 297K May 18 16:43 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 1716636139134

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=NoC3x3-PT-6A
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202405141337
[2024-05-25 11:22:20] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2024-05-25 11:22:20] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-25 11:22:20] [INFO ] Load time of PNML (sax parser for PT used): 114 ms
[2024-05-25 11:22:20] [INFO ] Transformed 512 places.
[2024-05-25 11:22:20] [INFO ] Transformed 1117 transitions.
[2024-05-25 11:22:20] [INFO ] Found NUPN structural information;
[2024-05-25 11:22:20] [INFO ] Parsed PT model containing 512 places and 1117 transitions and 4279 arcs in 218 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 512/512 places, 1117/1117 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -25
Deduced a syphon composed of 3 places in 3 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 509 transition count 1142
Applied a total of 6 rules in 52 ms. Remains 509 /512 variables (removed 3) and now considering 1142/1117 (removed -25) transitions.
[2024-05-25 11:22:20] [INFO ] Flow matrix only has 1100 transitions (discarded 42 similar events)
// Phase 1: matrix 1100 rows 509 cols
[2024-05-25 11:22:20] [INFO ] Computed 66 invariants in 25 ms
[2024-05-25 11:22:21] [INFO ] Implicit Places using invariants in 586 ms returned [13, 52, 106, 150, 223, 330, 389, 433, 491]
Discarding 9 places :
Implicit Place search using SMT only with invariants took 618 ms to find 9 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 500/512 places, 1142/1117 transitions.
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: 24
Deduced a syphon composed of 24 places in 2 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 0 with 48 rules applied. Total rules applied 48 place count 476 transition count 1118
Applied a total of 48 rules in 29 ms. Remains 476 /500 variables (removed 24) and now considering 1118/1142 (removed 24) transitions.
[2024-05-25 11:22:21] [INFO ] Flow matrix only has 1076 transitions (discarded 42 similar events)
// Phase 1: matrix 1076 rows 476 cols
[2024-05-25 11:22:21] [INFO ] Computed 57 invariants in 5 ms
[2024-05-25 11:22:21] [INFO ] Implicit Places using invariants in 283 ms returned []
[2024-05-25 11:22:21] [INFO ] Flow matrix only has 1076 transitions (discarded 42 similar events)
[2024-05-25 11:22:21] [INFO ] Invariant cache hit.
[2024-05-25 11:22:21] [INFO ] State equation strengthened by 97 read => feed constraints.
[2024-05-25 11:22:22] [INFO ] Implicit Places using invariants and state equation in 922 ms returned []
Implicit Place search using SMT with State Equation took 1210 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 476/512 places, 1118/1117 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 1936 ms. Remains : 476/512 places, 1118/1117 transitions.
Discarding 366 transitions out of 1118. Remains 752
Initial state reduction rules removed 1 formulas.
[2024-05-25 11:22:23] [INFO ] Flatten gal took : 273 ms
RANDOM walk for 40000 steps (125 resets) in 2993 ms. (13 steps per ms) remains 7/751 properties
[2024-05-25 11:22:23] [INFO ] Flatten gal took : 160 ms
BEST_FIRST walk for 40003 steps (8 resets) in 253 ms. (157 steps per ms) remains 6/7 properties
[2024-05-25 11:22:23] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3020992673185645380.gal : 55 ms
[2024-05-25 11:22:23] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8126570403393302080.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3020992673185645380.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8126570403393302080.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
BEST_FIRST walk for 40003 steps (8 resets) in 247 ms. (161 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 190 ms. (209 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (9 resets) in 159 ms. (250 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (9 resets) in 123 ms. (322 steps per ms) remains 6/6 properties
Loading property file /tmp/ReachabilityCardinality8126570403393302080.prop.
BEST_FIRST walk for 40004 steps (8 resets) in 126 ms. (314 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 106 ms. (373 steps per ms) remains 5/6 properties
[2024-05-25 11:22:23] [INFO ] Flow matrix only has 1076 transitions (discarded 42 similar events)
[2024-05-25 11:22:23] [INFO ] Invariant cache hit.
[2024-05-25 11:22:23] [INFO ] State equation strengthened by 97 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 34/41 variables, 5/12 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/41 variables, 34/46 constraints. Problems are: Problem set: 0 solved, 5 unsolved
SDD proceeding with computation,6 properties remain. new max is 4
SDD size :1 after 14
SDD proceeding with computation,6 properties remain. new max is 8
SDD size :14 after 18
SDD proceeding with computation,6 properties remain. new max is 16
SDD size :18 after 33
SDD proceeding with computation,6 properties remain. new max is 32
SDD size :33 after 65
SDD proceeding with computation,6 properties remain. new max is 64
SDD size :65 after 367
SDD proceeding with computation,6 properties remain. new max is 128
SDD size :367 after 1531
SDD proceeding with computation,6 properties remain. new max is 256
SDD size :1531 after 11783
At refinement iteration 4 (INCLUDED_ONLY) 0/41 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 5 unsolved
SDD proceeding with computation,6 properties remain. new max is 512
SDD size :11783 after 63295
At refinement iteration 5 (OVERLAPS) 435/476 variables, 52/98 constraints. Problems are: Problem set: 0 solved, 5 unsolved
SDD proceeding with computation,6 properties remain. new max is 1024
SDD size :63295 after 250565
At refinement iteration 6 (INCLUDED_ONLY) 0/476 variables, 435/533 constraints. Problems are: Problem set: 0 solved, 5 unsolved
SDD proceeding with computation,6 properties remain. new max is 2048
SDD size :250565 after 1.52709e+07
[2024-05-25 11:22:24] [INFO ] Deduced a trap composed of 40 places in 109 ms of which 12 ms to minimize.
SDD proceeding with computation,6 properties remain. new max is 4096
SDD size :1.52709e+07 after 4.15519e+07
[2024-05-25 11:22:24] [INFO ] Deduced a trap composed of 24 places in 163 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/476 variables, 2/535 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/476 variables, 0/535 constraints. Problems are: Problem set: 0 solved, 5 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 1076/1552 variables, 476/1011 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1552 variables, 97/1108 constraints. Problems are: Problem set: 0 solved, 5 unsolved
SDD proceeding with computation,6 properties remain. new max is 8192
SDD size :4.15519e+07 after 2.15854e+09
At refinement iteration 11 (INCLUDED_ONLY) 0/1552 variables, 0/1108 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (OVERLAPS) 0/1552 variables, 0/1108 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1552/1552 variables, and 1108 constraints, problems are : Problem set: 0 solved, 5 unsolved in 1307 ms.
Refiners :[Domain max(s): 476/476 constraints, Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 476/476 constraints, ReadFeed: 97/97 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 34/41 variables, 5/12 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/41 variables, 34/46 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/41 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 435/476 variables, 52/98 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/476 variables, 435/533 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/476 variables, 2/535 constraints. Problems are: Problem set: 0 solved, 5 unsolved
[2024-05-25 11:22:25] [INFO ] Deduced a trap composed of 28 places in 113 ms of which 2 ms to minimize.
[2024-05-25 11:22:25] [INFO ] Deduced a trap composed of 27 places in 99 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/476 variables, 2/537 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/476 variables, 0/537 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 1076/1552 variables, 476/1013 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1552 variables, 97/1110 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1552 variables, 5/1115 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1552 variables, 0/1115 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (OVERLAPS) 0/1552 variables, 0/1115 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
SDD proceeding with computation,6 properties remain. new max is 16384
SDD size :2.15854e+09 after 4.46883e+09
After SMT solving in domain Int declared 1552/1552 variables, and 1115 constraints, problems are : Problem set: 0 solved, 5 unsolved in 1259 ms.
Refiners :[Domain max(s): 476/476 constraints, Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 476/476 constraints, ReadFeed: 97/97 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 4/4 constraints]
After SMT, in 2626ms problems are : Problem set: 0 solved, 5 unsolved
Fused 5 Parikh solutions to 4 different solutions.
Finished Parikh walk after 9259 steps, including 175 resets, run visited all 1 properties in 39 ms. (steps per millisecond=237 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 2 ms. (steps per millisecond=0 )
Parikh walk visited 5 properties in 325 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 752 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 6601 ms.

BK_STOP 1716636146942

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="NoC3x3-PT-6A"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="itstools"
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 itstools"
echo " Input is NoC3x3-PT-6A, 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 r255-tall-171654365200397"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/NoC3x3-PT-6A.tgz
mv NoC3x3-PT-6A 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 ;