Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r247-tall-167856434300322.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...........................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is LeafsetExtension-PT-S32C4, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r247-tall-167856434300322
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.9M
-rw-r--r-- 1 mcc users 11K Feb 25 16:53 CTLCardinality.txt
-rw-r--r-- 1 mcc users 71K Feb 25 16:53 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.3K Feb 25 16:53 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Feb 25 16:53 CTLFireability.xml
-rw-r--r-- 1 mcc users 6.2K Feb 25 16:21 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Feb 25 16:21 LTLCardinality.xml
-rw-r--r-- 1 mcc users 4.1K Feb 25 16:21 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:21 LTLFireability.xml
-rw-r--r-- 1 mcc users 23K Feb 25 16:55 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 138K Feb 25 16:55 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 17K Feb 25 16:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 78K Feb 25 16:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 16:21 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.2K Feb 25 16:21 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 3.4M Mar 5 18:22 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 1678713477923

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=LeafsetExtension-PT-S32C4
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-13 13:17:59] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-13 13:17:59] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-13 13:17:59] [INFO ] Load time of PNML (sax parser for PT used): 204 ms
[2023-03-13 13:17:59] [INFO ] Transformed 5622 places.
[2023-03-13 13:17:59] [INFO ] Transformed 5449 transitions.
[2023-03-13 13:17:59] [INFO ] Parsed PT model containing 5622 places and 5449 transitions and 17500 arcs in 293 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 5622/5622 places, 5449/5449 transitions.
Reduce places removed 1093 places and 0 transitions.
Drop transitions removed 2112 transitions
Trivial Post-agglo rules discarded 2112 transitions
Performed 2112 trivial Post agglomeration. Transition count delta: 2112
Iterating post reduction 0 with 3205 rules applied. Total rules applied 3205 place count 4529 transition count 3337
Reduce places removed 2112 places and 0 transitions.
Iterating post reduction 1 with 2112 rules applied. Total rules applied 5317 place count 2417 transition count 3337
Performed 66 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 66 Pre rules applied. Total rules applied 5317 place count 2417 transition count 3271
Deduced a syphon composed of 66 places in 10 ms
Reduce places removed 66 places and 0 transitions.
Iterating global reduction 2 with 132 rules applied. Total rules applied 5449 place count 2351 transition count 3271
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 7 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 5453 place count 2349 transition count 3269
Applied a total of 5453 rules in 325 ms. Remains 2349 /5622 variables (removed 3273) and now considering 3269/5449 (removed 2180) transitions.
// Phase 1: matrix 3269 rows 2349 cols
[2023-03-13 13:18:00] [INFO ] Computed 102 place invariants in 185 ms
[2023-03-13 13:18:02] [INFO ] Implicit Places using invariants in 2228 ms returned [69, 138, 207, 276, 345, 414, 483, 552, 621, 690, 759, 828, 897, 966, 1035, 1104, 1106, 1174, 1243, 1312, 1381, 1450, 1519, 1588, 1657, 1726, 1795, 1864, 1933, 2002, 2071, 2140, 2209, 2278]
Discarding 34 places :
Implicit Place search using SMT only with invariants took 2258 ms to find 34 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 2315/5622 places, 3269/5449 transitions.
Performed 1056 Post agglomeration using F-continuation condition.Transition count delta: 1056
Deduced a syphon composed of 1056 places in 2 ms
Reduce places removed 1056 places and 0 transitions.
Iterating global reduction 0 with 2112 rules applied. Total rules applied 2112 place count 1259 transition count 2213
Applied a total of 2112 rules in 214 ms. Remains 1259 /2315 variables (removed 1056) and now considering 2213/3269 (removed 1056) transitions.
// Phase 1: matrix 2213 rows 1259 cols
[2023-03-13 13:18:02] [INFO ] Computed 68 place invariants in 103 ms
[2023-03-13 13:18:03] [INFO ] Implicit Places using invariants in 728 ms returned []
[2023-03-13 13:18:03] [INFO ] Invariant cache hit.
[2023-03-13 13:18:06] [INFO ] Implicit Places using invariants and state equation in 3716 ms returned []
Implicit Place search using SMT with State Equation took 4450 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 1259/5622 places, 2213/5449 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 7249 ms. Remains : 1259/5622 places, 2213/5449 transitions.
Initial state reduction rules removed 33 formulas.
Incomplete random walk after 10000 steps, including 557 resets, run finished after 777 ms. (steps per millisecond=12 ) properties (out of 2180) seen :2013
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 167) seen :0
Running SMT prover for 167 properties.
[2023-03-13 13:18:07] [INFO ] Invariant cache hit.
[2023-03-13 13:18:11] [INFO ] [Real]Absence check using 0 positive and 68 generalized place invariants in 20 ms returned sat
[2023-03-13 13:18:25] [INFO ] After 17581ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:167
[2023-03-13 13:18:28] [INFO ] [Nat]Absence check using 0 positive and 68 generalized place invariants in 22 ms returned sat
[2023-03-13 13:18:43] [INFO ] After 10890ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :167
[2023-03-13 13:18:50] [INFO ] After 18481ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :167
Attempting to minimize the solution found.
Minimization took 2 ms.
[2023-03-13 13:18:50] [INFO ] After 25032ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :167
Parikh walk visited 149 properties in 376 ms.
Support contains 31 out of 1259 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1259/1259 places, 2213/2213 transitions.
Graph (complete) has 4554 edges and 1259 vertex of which 303 are kept as prefixes of interest. Removing 956 places using SCC suffix rule.6 ms
Discarding 956 places :
Also discarding 848 output transitions
Drop transitions removed 848 transitions
Drop transitions removed 55 transitions
Reduce isomorphic transitions removed 55 transitions.
Iterating post reduction 0 with 55 rules applied. Total rules applied 56 place count 303 transition count 1310
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 58 place count 301 transition count 1310
Discarding 177 places :
Symmetric choice reduction at 2 with 177 rule applications. Total rules 235 place count 124 transition count 1133
Iterating global reduction 2 with 177 rules applied. Total rules applied 412 place count 124 transition count 1133
Free-agglomeration rule (complex) applied 33 times.
Iterating global reduction 2 with 33 rules applied. Total rules applied 445 place count 124 transition count 1100
Reduce places removed 33 places and 0 transitions.
Iterating post reduction 2 with 33 rules applied. Total rules applied 478 place count 91 transition count 1100
Applied a total of 478 rules in 113 ms. Remains 91 /1259 variables (removed 1168) and now considering 1100/2213 (removed 1113) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 114 ms. Remains : 91/1259 places, 1100/2213 transitions.
Finished random walk after 3408 steps, including 273 resets, run visited all 18 properties in 121 ms. (steps per millisecond=28 )
Able to resolve query QuasiLiveness after proving 2213 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 51892 ms.
ITS solved all properties within timeout

BK_STOP 1678713532208

--------------------
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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /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="LeafsetExtension-PT-S32C4"
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 2-5348"
echo " Executing tool ltsminxred"
echo " Input is LeafsetExtension-PT-S32C4, 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 r247-tall-167856434300322"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LeafsetExtension-PT-S32C4.tgz
mv LeafsetExtension-PT-S32C4 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 ;