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.r535-tall-167987254300301.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 PGCD-PT-D05N025, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r535-tall-167987254300301
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 508K
-rw-r--r-- 1 mcc users 7.5K Mar 23 15:25 CTLCardinality.txt
-rw-r--r-- 1 mcc users 84K Mar 23 15:25 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Mar 23 15:23 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K Mar 23 15:23 CTLFireability.xml
-rw-r--r-- 1 mcc users 5.5K Mar 23 07:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 34K Mar 23 07:07 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Mar 23 07:07 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 23 07:07 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Mar 26 22:42 NewModel
-rw-r--r-- 1 mcc users 12K Mar 23 15:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 128K Mar 23 15:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 23 15:25 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 104K Mar 23 15:25 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Mar 23 07:07 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.9K Mar 23 07:07 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 26 22:42 equiv_col
-rw-r--r-- 1 mcc users 8 Mar 26 22:42 instance
-rw-r--r-- 1 mcc users 6 Mar 26 22:42 iscolored
-rw-r--r-- 1 mcc users 12K Mar 31 16:48 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 1680812805857

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=PGCD-PT-D05N025
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202304061127
[2023-04-06 20:26:47] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -timeout, 180, -rebuildPNML]
[2023-04-06 20:26:47] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-04-06 20:26:47] [INFO ] Load time of PNML (sax parser for PT used): 23 ms
[2023-04-06 20:26:47] [INFO ] Transformed 18 places.
[2023-04-06 20:26:47] [INFO ] Transformed 18 transitions.
[2023-04-06 20:26:47] [INFO ] Parsed PT model containing 18 places and 18 transitions and 84 arcs in 84 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 3 ms.24509KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 18/18 places, 18/18 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 15 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 18 cols
[2023-04-06 20:26:47] [INFO ] Computed 7 invariants in 11 ms
[2023-04-06 20:26:47] [INFO ] Dead Transitions using invariants and state equation in 168 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 208 ms. Remains : 18/18 places, 18/18 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 18/18 places, 18/18 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 3 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-06 20:26:47] [INFO ] Invariant cache hit.
[2023-04-06 20:26:47] [INFO ] Implicit Places using invariants in 48 ms returned [12, 13, 14, 15, 16, 17]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 50 ms to find 6 implicit places.
Starting structural reductions in DEADLOCK mode, iteration 1 : 12/18 places, 18/18 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 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 2 iterations and 54 ms. Remains : 12/18 places, 18/18 transitions.
Random walk for 1250014 steps, including 0 resets, run took 301 ms (no deadlock found). (steps per millisecond=4152 )
Random directed walk for 1250007 steps, including 0 resets, run took 252 ms (no deadlock found). (steps per millisecond=4960 )
// Phase 1: matrix 18 rows 12 cols
[2023-04-06 20:26:48] [INFO ] Computed 1 invariants in 4 ms
[2023-04-06 20:26:48] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-04-06 20:26:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-06 20:26:48] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2023-04-06 20:26:48] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-06 20:26:48] [INFO ] [Real]Added 6 Read/Feed constraints in 6 ms returned sat
[2023-04-06 20:26:48] [INFO ] Solution in real domain found non-integer solution.
[2023-04-06 20:26:48] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-04-06 20:26:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-06 20:26:48] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2023-04-06 20:26:48] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-06 20:26:48] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
[2023-04-06 20:26:48] [INFO ] Deduced a trap composed of 6 places in 29 ms of which 3 ms to minimize.
[2023-04-06 20:26:48] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 36 ms
[2023-04-06 20:26:48] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2023-04-06 20:26:48] [INFO ] Added : 1 causal constraints over 1 iterations in 9 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 0 ms.
Parikh directed walk for 5800 steps, including 115 resets, run took 11 ms. (steps per millisecond=527 )
Random directed walk for 500000 steps, including 0 resets, run took 93 ms (no deadlock found). (steps per millisecond=5376 )
Random walk for 500011 steps, including 0 resets, run took 87 ms (no deadlock found). (steps per millisecond=5747 )
Random directed walk for 500017 steps, including 0 resets, run took 84 ms (no deadlock found). (steps per millisecond=5952 )
Random walk for 500020 steps, including 0 resets, run took 81 ms (no deadlock found). (steps per millisecond=6173 )
Starting structural reductions in DEADLOCK mode, iteration 0 : 12/12 places, 18/18 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 2 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-06 20:26:48] [INFO ] Invariant cache hit.
[2023-04-06 20:26:48] [INFO ] Implicit Places using invariants in 37 ms returned []
[2023-04-06 20:26:48] [INFO ] Invariant cache hit.
[2023-04-06 20:26:48] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-06 20:26:48] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
[2023-04-06 20:26:48] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-06 20:26:48] [INFO ] Invariant cache hit.
[2023-04-06 20:26:48] [INFO ] Dead Transitions using invariants and state equation in 33 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 130 ms. Remains : 12/12 places, 18/18 transitions.
Random walk for 1250010 steps, including 0 resets, run took 210 ms (no deadlock found). (steps per millisecond=5952 )
Random directed walk for 1250034 steps, including 0 resets, run took 221 ms (no deadlock found). (steps per millisecond=5656 )
[2023-04-06 20:26:49] [INFO ] Invariant cache hit.
[2023-04-06 20:26:49] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-04-06 20:26:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-06 20:26:49] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2023-04-06 20:26:49] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-06 20:26:49] [INFO ] [Real]Added 6 Read/Feed constraints in 1 ms returned sat
[2023-04-06 20:26:49] [INFO ] Solution in real domain found non-integer solution.
[2023-04-06 20:26:49] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-04-06 20:26:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-06 20:26:49] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2023-04-06 20:26:49] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-06 20:26:49] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
[2023-04-06 20:26:49] [INFO ] Deduced a trap composed of 6 places in 24 ms of which 1 ms to minimize.
[2023-04-06 20:26:49] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 29 ms
[2023-04-06 20:26:49] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2023-04-06 20:26:49] [INFO ] Added : 1 causal constraints over 1 iterations in 7 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 1 ms.
Parikh directed walk for 5800 steps, including 115 resets, run took 8 ms. (steps per millisecond=725 )
Random directed walk for 500023 steps, including 0 resets, run took 82 ms (no deadlock found). (steps per millisecond=6097 )
Random walk for 500033 steps, including 0 resets, run took 85 ms (no deadlock found). (steps per millisecond=5882 )
Random directed walk for 500037 steps, including 0 resets, run took 78 ms (no deadlock found). (steps per millisecond=6410 )
Random walk for 500001 steps, including 0 resets, run took 83 ms (no deadlock found). (steps per millisecond=6024 )
[2023-04-06 20:26:49] [INFO ] Flatten gal took : 18 ms
[2023-04-06 20:26:49] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/ReachabilityDeadlock.sr.xml took 1 ms.
[2023-04-06 20:26:49] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 18 places, 18 transitions and 84 arcs took 0 ms.
Total runtime 2616 ms.
There are residual formulas that ITS could not solve within timeout
TIME LIMIT: Killed by timeout after 1800 seconds
MemTotal: 16393216 kB
MemFree: 1386996 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16120412 kB

BK_TIME_CONFINEMENT_REACHED

--------------------
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_1.0.0.202304061127.jar
+ VERSION=202304061127
+ echo 'Running Version 202304061127'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityDeadlock -timeout 180 -rebuildPNML
mcc2023

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="PGCD-PT-D05N025"
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 PGCD-PT-D05N025, 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 r535-tall-167987254300301"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PGCD-PT-D05N025.tgz
mv PGCD-PT-D05N025 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 ;