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.r407-oct2-167903726500186.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 backing_fmt=qcow2 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 ShieldIIPt-PT-030B, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r407-oct2-167903726500186
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 896K
-rw-r--r-- 1 mcc users 6.3K Feb 25 17:02 CTLCardinality.txt
-rw-r--r-- 1 mcc users 64K Feb 25 17:02 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Feb 25 17:01 CTLFireability.txt
-rw-r--r-- 1 mcc users 61K Feb 25 17:01 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.5K Feb 25 16:57 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:57 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 16:57 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:57 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 25 17:03 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 104K Feb 25 17:03 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Feb 25 17:02 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 33K Feb 25 17:02 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:57 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:57 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 512K 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 1679762710128

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=ShieldIIPt-PT-030B
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-25 16:45:12] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -timeout, 180, -rebuildPNML]
[2023-03-25 16:45:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-25 16:45:12] [INFO ] Load time of PNML (sax parser for PT used): 120 ms
[2023-03-25 16:45:12] [INFO ] Transformed 2103 places.
[2023-03-25 16:45:12] [INFO ] Transformed 1953 transitions.
[2023-03-25 16:45:12] [INFO ] Found NUPN structural information;
[2023-03-25 16:45:12] [INFO ] Parsed PT model containing 2103 places and 1953 transitions and 4866 arcs in 239 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 2 ms.
Working with output stream class java.io.PrintStream
Built sparse matrix representations for Structural reductions in 6 ms.33568KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 2103/2103 places, 1953/1953 transitions.
Computed a total of 600 stabilizing places and 600 stable transitions
Computed a total of 600 stabilizing places and 600 stable transitions
Drop transitions removed 512 transitions
Trivial Post-agglo rules discarded 512 transitions
Performed 512 trivial Post agglomeration. Transition count delta: 512
Iterating post reduction 0 with 512 rules applied. Total rules applied 512 place count 2103 transition count 1441
Reduce places removed 512 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Computed a total of 360 stabilizing places and 360 stable transitions
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 1 with 514 rules applied. Total rules applied 1026 place count 1591 transition count 1439
Reduce places removed 1 places and 0 transitions.
Computed a total of 360 stabilizing places and 360 stable transitions
Iterating post reduction 2 with 1 rules applied. Total rules applied 1027 place count 1590 transition count 1439
Computed a total of 360 stabilizing places and 360 stable transitions
Performed 121 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 121 Pre rules applied. Total rules applied 1027 place count 1590 transition count 1318
Deduced a syphon composed of 121 places in 3 ms
Reduce places removed 121 places and 0 transitions.
Iterating global reduction 3 with 242 rules applied. Total rules applied 1269 place count 1469 transition count 1318
Computed a total of 360 stabilizing places and 360 stable transitions
Discarding 210 places :
Symmetric choice reduction at 3 with 210 rule applications. Total rules 1479 place count 1259 transition count 1108
Iterating global reduction 3 with 210 rules applied. Total rules applied 1689 place count 1259 transition count 1108
Computed a total of 240 stabilizing places and 240 stable transitions
Performed 90 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 90 Pre rules applied. Total rules applied 1689 place count 1259 transition count 1018
Deduced a syphon composed of 90 places in 4 ms
Reduce places removed 90 places and 0 transitions.
Iterating global reduction 3 with 180 rules applied. Total rules applied 1869 place count 1169 transition count 1018
Computed a total of 241 stabilizing places and 240 stable transitions
Performed 509 Post agglomeration using F-continuation condition.Transition count delta: 509
Deduced a syphon composed of 509 places in 2 ms
Reduce places removed 509 places and 0 transitions.
Iterating global reduction 3 with 1018 rules applied. Total rules applied 2887 place count 660 transition count 509
Computed a total of 3 stabilizing places and 1 stable transitions
Renaming transitions due to excessive name length > 1024 char.
Performed 89 Post agglomeration using F-continuation condition.Transition count delta: -59
Deduced a syphon composed of 89 places in 1 ms
Reduce places removed 89 places and 0 transitions.
Iterating global reduction 3 with 178 rules applied. Total rules applied 3065 place count 571 transition count 568
Computed a total of 3 stabilizing places and 1 stable transitions
Computed a total of 3 stabilizing places and 1 stable transitions
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 3066 place count 570 transition count 567
Reduce places removed 2 places and 0 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Iterating post reduction 3 with 2 rules applied. Total rules applied 3068 place count 568 transition count 567
Computed a total of 0 stabilizing places and 0 stable transitions
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 3068 place count 568 transition count 566
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 3070 place count 567 transition count 566
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 3070 rules in 746 ms. Remains 567 /2103 variables (removed 1536) and now considering 566/1953 (removed 1387) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 747 ms. Remains : 567/2103 places, 566/1953 transitions.
Random walk for 1250000 steps, including 0 resets, run took 7274 ms (no deadlock found). (steps per millisecond=171 )
Random directed walk for 1250002 steps, including 0 resets, run took 5733 ms (no deadlock found). (steps per millisecond=218 )
// Phase 1: matrix 566 rows 567 cols
[2023-03-25 16:45:26] [INFO ] Computed 269 place invariants in 45 ms
[2023-03-25 16:45:27] [INFO ] [Real]Absence check using 269 positive place invariants in 441 ms returned sat
[2023-03-25 16:45:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-25 16:45:29] [INFO ] [Real]Absence check using state equation in 1335 ms returned sat
[2023-03-25 16:45:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-25 16:45:29] [INFO ] [Nat]Absence check using 269 positive place invariants in 163 ms returned sat
[2023-03-25 16:45:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-25 16:45:30] [INFO ] [Nat]Absence check using state equation in 1382 ms returned sat
[2023-03-25 16:45:31] [INFO ] Computed and/alt/rep : 562/858/562 causal constraints (skipped 0 transitions) in 114 ms.
[2023-03-25 16:45:37] [INFO ] Added : 425 causal constraints over 86 iterations in 6744 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 54 ms.
Parikh directed walk for 470300 steps, including 1000 resets, run took 2742 ms. (steps per millisecond=171 )
Random directed walk for 500005 steps, including 0 resets, run took 2305 ms (no deadlock found). (steps per millisecond=216 )
Random walk for 500000 steps, including 0 resets, run took 2786 ms (no deadlock found). (steps per millisecond=179 )
Random directed walk for 500001 steps, including 0 resets, run took 2318 ms (no deadlock found). (steps per millisecond=215 )
Random walk for 500000 steps, including 0 resets, run took 2765 ms (no deadlock found). (steps per millisecond=180 )
Starting structural reductions in DEADLOCK mode, iteration 0 : 567/567 places, 566/566 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 22 ms. Remains 567 /567 variables (removed 0) and now considering 566/566 (removed 0) transitions.
[2023-03-25 16:45:50] [INFO ] Invariant cache hit.
[2023-03-25 16:45:51] [INFO ] Implicit Places using invariants in 414 ms returned [556]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 420 ms to find 1 implicit places.
Starting structural reductions in DEADLOCK mode, iteration 1 : 566/567 places, 566/566 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 565 transition count 565
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 2 rules in 35 ms. Remains 565 /566 variables (removed 1) and now considering 565/566 (removed 1) transitions.
// Phase 1: matrix 565 rows 565 cols
[2023-03-25 16:45:51] [INFO ] Computed 268 place invariants in 4 ms
[2023-03-25 16:45:51] [INFO ] Implicit Places using invariants in 326 ms returned []
[2023-03-25 16:45:51] [INFO ] Invariant cache hit.
[2023-03-25 16:45:52] [INFO ] Implicit Places using invariants and state equation in 779 ms returned []
Implicit Place search using SMT with State Equation took 1107 ms to find 0 implicit places.
Starting structural reductions in DEADLOCK mode, iteration 2 : 565/567 places, 565/566 transitions.
Finished structural reductions in DEADLOCK mode , in 2 iterations and 1584 ms. Remains : 565/567 places, 565/566 transitions.
Random walk for 1250000 steps, including 0 resets, run took 6793 ms (no deadlock found). (steps per millisecond=184 )
Random directed walk for 1250001 steps, including 0 resets, run took 5671 ms (no deadlock found). (steps per millisecond=220 )
[2023-03-25 16:46:04] [INFO ] Invariant cache hit.
[2023-03-25 16:46:05] [INFO ] [Real]Absence check using 268 positive place invariants in 229 ms returned sat
[2023-03-25 16:46:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-25 16:46:05] [INFO ] [Real]Absence check using state equation in 566 ms returned sat
[2023-03-25 16:46:05] [INFO ] Solution in real domain found non-integer solution.
[2023-03-25 16:46:06] [INFO ] [Nat]Absence check using 268 positive place invariants in 97 ms returned sat
[2023-03-25 16:46:06] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-25 16:46:06] [INFO ] [Nat]Absence check using state equation in 560 ms returned sat
[2023-03-25 16:46:06] [INFO ] Computed and/alt/rep : 561/855/561 causal constraints (skipped 0 transitions) in 47 ms.
[2023-03-25 16:46:13] [INFO ] Added : 464 causal constraints over 93 iterations in 6658 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 53 ms.
Parikh directed walk for 284000 steps, including 1000 resets, run took 1672 ms. (steps per millisecond=169 )
Random directed walk for 500001 steps, including 0 resets, run took 2239 ms (no deadlock found). (steps per millisecond=223 )
Random walk for 500000 steps, including 0 resets, run took 2751 ms (no deadlock found). (steps per millisecond=181 )
Random directed walk for 500001 steps, including 0 resets, run took 2255 ms (no deadlock found). (steps per millisecond=221 )
Finished random walk after 36294 steps, including 0 resets, run found a deadlock after 195 ms. (steps per millisecond=186 )
FORMULA ReachabilityDeadlock TRUE TECHNIQUES TOPOLOGICAL STRUCTURAL_REDUCTION RANDOM_WALK
Total runtime 70182 ms.
ITS solved all properties within timeout

BK_STOP 1679762782996

--------------------
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 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="ShieldIIPt-PT-030B"
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 ShieldIIPt-PT-030B, 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 r407-oct2-167903726500186"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldIIPt-PT-030B.tgz
mv ShieldIIPt-PT-030B 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 ;