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.r405-oct2-167903725600386.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 lolaxred
Input is ShieldPPPt-PT-010B, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r405-oct2-167903725600386
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 572K
-rw-r--r-- 1 mcc users 6.0K Feb 25 21:05 CTLCardinality.txt
-rw-r--r-- 1 mcc users 63K Feb 25 21:05 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Feb 25 21:05 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K Feb 25 21:05 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.2K Feb 25 17:00 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Feb 25 17:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 17:00 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 17:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 25 21:06 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 116K Feb 25 21:06 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Feb 25 21:05 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 34K Feb 25 21:05 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 17:00 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 17:00 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 185K 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 1679750720125

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=lolaxred
BK_EXAMINATION=ReachabilityDeadlock
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ShieldPPPt-PT-010B
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-25 13:25:24] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -timeout, 180, -rebuildPNML]
[2023-03-25 13:25:24] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-25 13:25:24] [INFO ] Load time of PNML (sax parser for PT used): 162 ms
[2023-03-25 13:25:24] [INFO ] Transformed 783 places.
[2023-03-25 13:25:24] [INFO ] Transformed 713 transitions.
[2023-03-25 13:25:24] [INFO ] Found NUPN structural information;
[2023-03-25 13:25:24] [INFO ] Parsed PT model containing 783 places and 713 transitions and 1786 arcs in 324 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 4 ms.
Working with output stream class java.io.PrintStream
Built sparse matrix representations for Structural reductions in 5 ms.26207KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 783/783 places, 713/713 transitions.
Computed a total of 200 stabilizing places and 200 stable transitions
Computed a total of 200 stabilizing places and 200 stable transitions
Drop transitions removed 193 transitions
Trivial Post-agglo rules discarded 193 transitions
Performed 193 trivial Post agglomeration. Transition count delta: 193
Iterating post reduction 0 with 193 rules applied. Total rules applied 193 place count 783 transition count 520
Reduce places removed 193 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Computed a total of 120 stabilizing places and 120 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 195 rules applied. Total rules applied 388 place count 590 transition count 518
Reduce places removed 1 places and 0 transitions.
Computed a total of 120 stabilizing places and 120 stable transitions
Iterating post reduction 2 with 1 rules applied. Total rules applied 389 place count 589 transition count 518
Computed a total of 120 stabilizing places and 120 stable transitions
Performed 40 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 40 Pre rules applied. Total rules applied 389 place count 589 transition count 478
Deduced a syphon composed of 40 places in 1 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 3 with 80 rules applied. Total rules applied 469 place count 549 transition count 478
Computed a total of 120 stabilizing places and 120 stable transitions
Discarding 70 places :
Symmetric choice reduction at 3 with 70 rule applications. Total rules 539 place count 479 transition count 408
Iterating global reduction 3 with 70 rules applied. Total rules applied 609 place count 479 transition count 408
Computed a total of 80 stabilizing places and 80 stable transitions
Performed 30 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 30 Pre rules applied. Total rules applied 609 place count 479 transition count 378
Deduced a syphon composed of 30 places in 1 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 3 with 60 rules applied. Total rules applied 669 place count 449 transition count 378
Computed a total of 81 stabilizing places and 80 stable transitions
Performed 169 Post agglomeration using F-continuation condition.Transition count delta: 169
Deduced a syphon composed of 169 places in 0 ms
Reduce places removed 169 places and 0 transitions.
Iterating global reduction 3 with 338 rules applied. Total rules applied 1007 place count 280 transition count 209
Computed a total of 2 stabilizing places and 1 stable transitions
Performed 29 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 29 places in 0 ms
Reduce places removed 29 places and 0 transitions.
Iterating global reduction 3 with 58 rules applied. Total rules applied 1065 place count 251 transition count 209
Computed a total of 2 stabilizing places and 1 stable transitions
Computed a total of 2 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 1066 place count 250 transition count 208
Reduce places removed 1 places and 0 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Iterating post reduction 3 with 1 rules applied. Total rules applied 1067 place count 249 transition count 208
Computed a total of 0 stabilizing places and 0 stable transitions
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 2 Pre rules applied. Total rules applied 1067 place count 249 transition count 206
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 1071 place count 247 transition count 206
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 1071 rules in 197 ms. Remains 247 /783 variables (removed 536) and now considering 206/713 (removed 507) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 197 ms. Remains : 247/783 places, 206/713 transitions.
Random walk for 1250000 steps, including 0 resets, run took 4094 ms (no deadlock found). (steps per millisecond=305 )
Random directed walk for 1250004 steps, including 0 resets, run took 2685 ms (no deadlock found). (steps per millisecond=465 )
// Phase 1: matrix 206 rows 247 cols
[2023-03-25 13:25:31] [INFO ] Computed 110 place invariants in 6 ms
[2023-03-25 13:25:32] [INFO ] [Real]Absence check using 110 positive place invariants in 111 ms returned sat
[2023-03-25 13:25:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-25 13:25:33] [INFO ] [Real]Absence check using state equation in 1519 ms returned sat
[2023-03-25 13:25:34] [INFO ] Solution in real domain found non-integer solution.
[2023-03-25 13:25:34] [INFO ] [Nat]Absence check using 110 positive place invariants in 105 ms returned sat
[2023-03-25 13:25:34] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-25 13:25:35] [INFO ] [Nat]Absence check using state equation in 775 ms returned sat
[2023-03-25 13:25:35] [INFO ] Computed and/alt/rep : 202/319/202 causal constraints (skipped 0 transitions) in 30 ms.
[2023-03-25 13:25:36] [INFO ] Added : 153 causal constraints over 31 iterations in 1351 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 42 ms.
Parikh directed walk for 103700 steps, including 363 resets, run took 379 ms. (steps per millisecond=273 )
Random directed walk for 500002 steps, including 0 resets, run took 841 ms (no deadlock found). (steps per millisecond=594 )
Random walk for 500000 steps, including 0 resets, run took 1315 ms (no deadlock found). (steps per millisecond=380 )
Random directed walk for 500002 steps, including 0 resets, run took 937 ms (no deadlock found). (steps per millisecond=533 )
Random walk for 500000 steps, including 0 resets, run took 1372 ms (no deadlock found). (steps per millisecond=364 )
Starting structural reductions in DEADLOCK mode, iteration 0 : 247/247 places, 206/206 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 10 ms. Remains 247 /247 variables (removed 0) and now considering 206/206 (removed 0) transitions.
[2023-03-25 13:25:41] [INFO ] Invariant cache hit.
[2023-03-25 13:25:41] [INFO ] Implicit Places using invariants in 405 ms returned [230, 234]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 408 ms to find 2 implicit places.
Starting structural reductions in DEADLOCK mode, iteration 1 : 245/247 places, 206/206 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 243 transition count 204
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 4 rules in 11 ms. Remains 243 /245 variables (removed 2) and now considering 204/206 (removed 2) transitions.
// Phase 1: matrix 204 rows 243 cols
[2023-03-25 13:25:42] [INFO ] Computed 108 place invariants in 2 ms
[2023-03-25 13:25:42] [INFO ] Implicit Places using invariants in 143 ms returned []
[2023-03-25 13:25:42] [INFO ] Invariant cache hit.
[2023-03-25 13:25:42] [INFO ] Implicit Places using invariants and state equation in 206 ms returned []
Implicit Place search using SMT with State Equation took 351 ms to find 0 implicit places.
Starting structural reductions in DEADLOCK mode, iteration 2 : 243/247 places, 204/206 transitions.
Finished structural reductions in DEADLOCK mode , in 2 iterations and 780 ms. Remains : 243/247 places, 204/206 transitions.
Random walk for 1250000 steps, including 0 resets, run took 3564 ms (no deadlock found). (steps per millisecond=350 )
Random directed walk for 1250006 steps, including 0 resets, run took 2285 ms (no deadlock found). (steps per millisecond=547 )
[2023-03-25 13:25:48] [INFO ] Invariant cache hit.
[2023-03-25 13:25:48] [INFO ] [Real]Absence check using 108 positive place invariants in 39 ms returned sat
[2023-03-25 13:25:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-25 13:25:48] [INFO ] [Real]Absence check using state equation in 145 ms returned sat
[2023-03-25 13:25:48] [INFO ] Solution in real domain found non-integer solution.
[2023-03-25 13:25:48] [INFO ] [Nat]Absence check using 108 positive place invariants in 52 ms returned sat
[2023-03-25 13:25:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-25 13:25:48] [INFO ] [Nat]Absence check using state equation in 160 ms returned sat
[2023-03-25 13:25:48] [INFO ] Computed and/alt/rep : 200/313/200 causal constraints (skipped 0 transitions) in 28 ms.
[2023-03-25 13:25:50] [INFO ] Added : 162 causal constraints over 33 iterations in 1165 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 26 ms.
Parikh directed walk for 107000 steps, including 697 resets, run took 340 ms. (steps per millisecond=314 )
Random directed walk for 500000 steps, including 0 resets, run took 916 ms (no deadlock found). (steps per millisecond=545 )
Random walk for 500000 steps, including 0 resets, run took 1422 ms (no deadlock found). (steps per millisecond=351 )
Random directed walk for 500002 steps, including 0 resets, run took 963 ms (no deadlock found). (steps per millisecond=519 )
Random walk for 500000 steps, including 0 resets, run took 1407 ms (no deadlock found). (steps per millisecond=355 )
[2023-03-25 13:25:55] [INFO ] Flatten gal took : 113 ms
[2023-03-25 13:25:55] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/ReachabilityDeadlock.sr.xml took 1 ms.
[2023-03-25 13:25:55] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 783 places, 713 transitions and 1786 arcs took 4 ms.
Total runtime 31119 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT ShieldPPPt-PT-010B
BK_EXAMINATION: ReachabilityDeadlock
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/381
GlobalProperty: ReachabilityDeadlock

FORMULA ReachabilityDeadlock TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1679750755905

--------------------
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
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/381/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/381/model.pnml
lola: A deadlock is reachable.

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="ShieldPPPt-PT-010B"
export BK_EXAMINATION="ReachabilityDeadlock"
export BK_TOOL="lolaxred"
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 lolaxred"
echo " Input is ShieldPPPt-PT-010B, 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 r405-oct2-167903725600386"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldPPPt-PT-010B.tgz
mv ShieldPPPt-PT-010B 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 ;