Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r506-tall-171649622400041.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is JoinFreeModules-PT-0500, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r506-tall-171649622400041
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.0M
-rw-r--r-- 1 mcc users 7.1K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.3K May 19 07:10 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K May 19 16:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 19 07:22 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K May 19 18:33 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Apr 11 14:21 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 155K Apr 11 14:21 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.9K Apr 11 14:20 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 54K Apr 11 14:20 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 19 07:12 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 19 15:27 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 5 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 1.6M May 18 16:42 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 1717218062208

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=ReachabilityDeadlock
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=JoinFreeModules-PT-0500
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 05:01:03] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -timeout, 180, -rebuildPNML]
[2024-06-01 05:01:03] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 05:01:03] [INFO ] Load time of PNML (sax parser for PT used): 203 ms
[2024-06-01 05:01:03] [INFO ] Transformed 2501 places.
[2024-06-01 05:01:03] [INFO ] Transformed 4001 transitions.
[2024-06-01 05:01:03] [INFO ] Parsed PT model containing 2501 places and 4001 transitions and 11502 arcs in 319 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 4 ms.
Working with output stream class java.io.PrintStream
Reduce places removed 1 places and 0 transitions.
Built sparse matrix representations for Structural reductions in 9 ms.18487KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 2500/2500 places, 4001/4001 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 614 ms. Remains 2500 /2500 variables (removed 0) and now considering 4001/4001 (removed 0) transitions.
Running 3000 sub problems to find dead transitions.
// Phase 1: matrix 4001 rows 2500 cols
[2024-06-01 05:01:04] [INFO ] Computed 500 invariants in 42 ms
[2024-06-01 05:01:04] [INFO ] State equation strengthened by 500 read => feed constraints.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/6501 variables, and 0 constraints, problems are : Problem set: 0 solved, 3000 unsolved in 20107 ms.
Refiners :[Positive P Invariants (semi-flows): 0/500 constraints, State Equation: 0/2500 constraints, ReadFeed: 0/500 constraints, PredecessorRefiner: 3000/3000 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3000 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/6501 variables, and 0 constraints, problems are : Problem set: 0 solved, 3000 unsolved in 20063 ms.
Refiners :[Positive P Invariants (semi-flows): 0/500 constraints, State Equation: 0/2500 constraints, ReadFeed: 0/500 constraints, PredecessorRefiner: 0/3000 constraints, Known Traps: 0/0 constraints]
After SMT, in 41660ms problems are : Problem set: 0 solved, 3000 unsolved
Search for dead transitions found 0 dead transitions in 41736ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 42408 ms. Remains : 2500/2500 places, 4001/4001 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 2500/2500 places, 4001/4001 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 256 ms. Remains 2500 /2500 variables (removed 0) and now considering 4001/4001 (removed 0) transitions.
[2024-06-01 05:01:46] [INFO ] Invariant cache hit.
[2024-06-01 05:01:46] [INFO ] Implicit Places using invariants in 440 ms returned []
[2024-06-01 05:01:46] [INFO ] Invariant cache hit.
[2024-06-01 05:01:48] [INFO ] State equation strengthened by 500 read => feed constraints.
[2024-06-01 05:01:48] [INFO ] Implicit Places using invariants and state equation in 1551 ms returned []
Implicit Place search using SMT with State Equation took 1998 ms to find 0 implicit places.
[2024-06-01 05:01:48] [INFO ] Redundant transitions in 316 ms returned []
Running 3000 sub problems to find dead transitions.
[2024-06-01 05:01:48] [INFO ] Invariant cache hit.
[2024-06-01 05:01:48] [INFO ] State equation strengthened by 500 read => feed constraints.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/6501 variables, and 0 constraints, problems are : Problem set: 0 solved, 3000 unsolved in 30045 ms.
Refiners :[Positive P Invariants (semi-flows): 0/500 constraints, State Equation: 0/2500 constraints, ReadFeed: 0/500 constraints, PredecessorRefiner: 3000/3000 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3000 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/6501 variables, and 0 constraints, problems are : Problem set: 0 solved, 3000 unsolved in 30044 ms.
Refiners :[Positive P Invariants (semi-flows): 0/500 constraints, State Equation: 0/2500 constraints, ReadFeed: 0/500 constraints, PredecessorRefiner: 0/3000 constraints, Known Traps: 0/0 constraints]
After SMT, in 61560ms problems are : Problem set: 0 solved, 3000 unsolved
Search for dead transitions found 0 dead transitions in 61588ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 64172 ms. Remains : 2500/2500 places, 4001/4001 transitions.
Interrupted Random walk after 1084819 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=36 )
Interrupted Random directed walk after 396000 steps, including 0 resets, run timeout after 30069 ms. (steps per millisecond=13 )
[2024-06-01 05:03:50] [INFO ] Invariant cache hit.
[2024-06-01 05:03:51] [INFO ] [Real]Absence check using 500 positive place invariants in 4 ms returned unsat
FORMULA ReachabilityDeadlock FALSE TECHNIQUES TOPOLOGICAL SAT_SMT STRUCTURAL_REDUCTION
Total runtime 167700 ms.
ITS solved all properties within timeout

BK_STOP 1717218231106

--------------------
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_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /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="JoinFreeModules-PT-0500"
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 2-5568"
echo " Executing tool ltsminxred"
echo " Input is JoinFreeModules-PT-0500, 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 r506-tall-171649622400041"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/JoinFreeModules-PT-0500.tgz
mv JoinFreeModules-PT-0500 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 ;