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.r343-tall-167889215200141.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 RERS2020-PT-pb102, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r343-tall-167889215200141
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 71M
-rw-r--r-- 1 mcc users 8.4K Feb 26 08:36 CTLCardinality.txt
-rw-r--r-- 1 mcc users 95K Feb 26 08:36 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.5K Feb 26 08:34 CTLFireability.txt
-rw-r--r-- 1 mcc users 65K Feb 26 08:34 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:40 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 16:40 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Feb 25 16:40 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:40 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.8K Feb 26 08:44 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 71K Feb 26 08:44 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Feb 26 08:42 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 84K Feb 26 08:42 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:40 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:40 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 70M Mar 5 18:23 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 ReachabilityDeadlock

=== Now, execution of the tool begins

BK_START 1679133623367

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=ReachabilityDeadlock
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=RERS2020-PT-pb102
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-18 10:00:25] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -timeout, 180, -rebuildPNML]
[2023-03-18 10:00:25] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-18 10:00:27] [INFO ] Load time of PNML (sax parser for PT used): 1921 ms
[2023-03-18 10:00:27] [INFO ] Transformed 1276 places.
[2023-03-18 10:00:27] [INFO ] Transformed 125387 transitions.
[2023-03-18 10:00:27] [INFO ] Found NUPN structural information;
[2023-03-18 10:00:27] [INFO ] Parsed PT model containing 1276 places and 125387 transitions and 499222 arcs in 2334 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 2 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 2767 transitions
Reduce redundant transitions removed 2767 transitions.
Built sparse matrix representations for Structural reductions in 44 ms.371891KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 1276/1276 places, 122620/122620 transitions.
Computed a total of 251 stabilizing places and 27913 stable transitions
Ensure Unique test removed 6 places
Computed a total of 245 stabilizing places and 27913 stable transitions
Drop transitions removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 1270 transition count 122617
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Computed a total of 245 stabilizing places and 27913 stable transitions
Iterating post reduction 1 with 5 rules applied. Total rules applied 14 place count 1267 transition count 122615
Computed a total of 245 stabilizing places and 27913 stable transitions
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 14 place count 1267 transition count 122613
Deduced a syphon composed of 2 places in 70 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 18 place count 1265 transition count 122613
Computed a total of 243 stabilizing places and 27911 stable transitions
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 20 place count 1263 transition count 122611
Iterating global reduction 2 with 2 rules applied. Total rules applied 22 place count 1263 transition count 122611
Computed a total of 243 stabilizing places and 27911 stable transitions
Performed 38 Post agglomeration using F-continuation condition.Transition count delta: 38
Deduced a syphon composed of 38 places in 79 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 2 with 76 rules applied. Total rules applied 98 place count 1225 transition count 122573
Ensure Unique test removed 1980 transitions
Reduce isomorphic transitions removed 1980 transitions.
Computed a total of 233 stabilizing places and 26849 stable transitions
Iterating post reduction 2 with 1980 rules applied. Total rules applied 2078 place count 1225 transition count 120593
Computed a total of 233 stabilizing places and 26849 stable transitions
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 50 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 2082 place count 1223 transition count 120591
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Computed a total of 233 stabilizing places and 26849 stable transitions
Iterating post reduction 3 with 1 rules applied. Total rules applied 2083 place count 1223 transition count 120590
Computed a total of 233 stabilizing places and 26849 stable transitions
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 5 places in 59 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 4 with 10 rules applied. Total rules applied 2093 place count 1218 transition count 120591
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Computed a total of 233 stabilizing places and 26849 stable transitions
Iterating post reduction 4 with 4 rules applied. Total rules applied 2097 place count 1218 transition count 120587
Computed a total of 233 stabilizing places and 26849 stable transitions
Computed a total of 233 stabilizing places and 26849 stable transitions
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 2098 place count 1217 transition count 120586
Computed a total of 232 stabilizing places and 26848 stable transitions
Computed a total of 232 stabilizing places and 26848 stable transitions
Applied a total of 2098 rules in 8693 ms. Remains 1217 /1276 variables (removed 59) and now considering 120586/122620 (removed 2034) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 8706 ms. Remains : 1217/1276 places, 120586/122620 transitions.
Interrupted Random walk after 309746 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=10 )
[2023-03-18 10:01:06] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
// Phase 1: matrix 92370 rows 1217 cols
[2023-03-18 10:01:07] [INFO ] Computed 7 place invariants in 623 ms
[2023-03-18 10:01:18] [INFO ] [Real]Absence check using 7 positive place invariants in 17 ms returned sat
[2023-03-18 10:01:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 10:01:41] [INFO ] [Real]Absence check using state equation in 23448 ms returned sat
[2023-03-18 10:01:43] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 10:01:53] [INFO ] [Nat]Absence check using 7 positive place invariants in 47 ms returned sat
[2023-03-18 10:01:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 10:02:16] [INFO ] [Nat]Absence check using state equation in 23077 ms returned sat
[2023-03-18 10:02:17] [INFO ] State equation strengthened by 3026 read => feed constraints.
[2023-03-18 10:02:32] [INFO ] [Nat]Added 3026 Read/Feed constraints in 14341 ms returned sat
[2023-03-18 10:02:44] [INFO ] Deduced a trap composed of 241 places in 11098 ms of which 28 ms to minimize.
[2023-03-18 10:02:56] [INFO ] Deduced a trap composed of 89 places in 10739 ms of which 3 ms to minimize.
[2023-03-18 10:03:08] [INFO ] Deduced a trap composed of 268 places in 10405 ms of which 14 ms to minimize.
[2023-03-18 10:03:19] [INFO ] Deduced a trap composed of 170 places in 10239 ms of which 5 ms to minimize.
[2023-03-18 10:03:31] [INFO ] Deduced a trap composed of 139 places in 10244 ms of which 3 ms to minimize.
[2023-03-18 10:03:42] [INFO ] Deduced a trap composed of 192 places in 9888 ms of which 2 ms to minimize.
[2023-03-18 10:03:45] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 73055 ms
[2023-03-18 10:04:06] [INFO ] Computed and/alt/rep : 302/845/302 causal constraints (skipped 92064 transitions) in 20958 ms.
[2023-03-18 10:04:11] [INFO ] Added : 0 causal constraints over 0 iterations in 26510 ms. Result :sat
Interrupted Parikh directed walk after 10920 steps, including 10920 resets, run timeout after 30001 ms. (steps per millisecond=0 )
Parikh directed walk for 10920 steps, including 10920 resets, run took 30002 ms. (steps per millisecond=0 )
Interrupted Random directed walk after 257555 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=8 )
Interrupted Random walk after 436057 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=14 )
Interrupted Random directed walk after 259232 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=8 )
Interrupted Random walk after 443510 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=14 )
Starting structural reductions in DEADLOCK mode, iteration 0 : 1217/1217 places, 120586/120586 transitions.
Computed a total of 232 stabilizing places and 26848 stable transitions
Computed a total of 232 stabilizing places and 26848 stable transitions
Computed a total of 232 stabilizing places and 26848 stable transitions
Applied a total of 0 rules in 1153 ms. Remains 1217 /1217 variables (removed 0) and now considering 120586/120586 (removed 0) transitions.
[2023-03-18 10:06:44] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
[2023-03-18 10:06:44] [INFO ] Invariant cache hit.
[2023-03-18 10:06:52] [INFO ] Implicit Places using invariants in 7888 ms returned []
Implicit Place search using SMT only with invariants took 7889 ms to find 0 implicit places.
[2023-03-18 10:06:52] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
[2023-03-18 10:06:52] [INFO ] Invariant cache hit.
[2023-03-18 10:07:22] [INFO ] Performed 88982/120586 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 10:07:33] [INFO ] Dead Transitions using invariants and state equation in 40987 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 50030 ms. Remains : 1217/1217 places, 120586/120586 transitions.
Finished random walk after 56 steps, including 0 resets, run found a deadlock after 10 ms. (steps per millisecond=5 )
FORMULA ReachabilityDeadlock TRUE TECHNIQUES TOPOLOGICAL STRUCTURAL_REDUCTION RANDOM_WALK
Total runtime 428804 ms.
ITS solved all properties within timeout

BK_STOP 1679134054850

--------------------
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_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityDeadlock -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="RERS2020-PT-pb102"
export BK_EXAMINATION="ReachabilityDeadlock"
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 RERS2020-PT-pb102, examination is ReachabilityDeadlock"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r343-tall-167889215200141"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RERS2020-PT-pb102.tgz
mv RERS2020-PT-pb102 execution
cd execution
if [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "UpperBounds" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] || [ "ReachabilityDeadlock" = "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 [ "ReachabilityDeadlock" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityDeadlock" != "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 "ReachabilityDeadlock.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityDeadlock.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityDeadlock.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 '' ReachabilityDeadlock.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityDeadlock"
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 ;