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.r277-smll-171654417000212.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 itstools
Input is PhaseVariation-PT-D10CS100, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r277-smll-171654417000212
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.4M
-rw-r--r-- 1 mcc users 11K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 107K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.1K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.8K Apr 23 07:42 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Apr 23 07:42 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.4K May 19 07:25 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 18:45 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 11 21:04 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 86K Apr 11 21:04 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Apr 11 21:02 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 75K Apr 11 21:02 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Apr 23 07:42 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Apr 23 07:42 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 9 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 2.9M May 18 16:43 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 QuasiLiveness

=== Now, execution of the tool begins

BK_START 1716778401358

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=PhaseVariation-PT-D10CS100
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202405141337
[2024-05-27 02:53:24] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2024-05-27 02:53:24] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-27 02:53:25] [INFO ] Load time of PNML (sax parser for PT used): 798 ms
[2024-05-27 02:53:25] [INFO ] Transformed 302 places.
[2024-05-27 02:53:25] [INFO ] Transformed 3137 transitions.
[2024-05-27 02:53:25] [INFO ] Parsed PT model containing 302 places and 3137 transitions and 21755 arcs in 1150 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 302/302 places, 3137/3137 transitions.
Applied a total of 0 rules in 105 ms. Remains 302 /302 variables (removed 0) and now considering 3137/3137 (removed 0) transitions.
Running 3119 sub problems to find dead transitions.
[2024-05-27 02:53:25] [INFO ] Flow matrix only has 201 transitions (discarded 2936 similar events)
// Phase 1: matrix 201 rows 302 cols
[2024-05-27 02:53:25] [INFO ] Computed 101 invariants in 29 ms
[2024-05-27 02:53:25] [INFO ] State equation strengthened by 183 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/301 variables, 100/100 constraints. Problems are: Problem set: 0 solved, 3119 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 301/503 variables, and 100 constraints, problems are : Problem set: 0 solved, 3119 unsolved in 20261 ms.
Refiners :[Positive P Invariants (semi-flows): 100/101 constraints, State Equation: 0/302 constraints, ReadFeed: 0/183 constraints, PredecessorRefiner: 3119/3119 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3119 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/301 variables, 100/100 constraints. Problems are: Problem set: 0 solved, 3119 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 301/503 variables, and 100 constraints, problems are : Problem set: 0 solved, 3119 unsolved in 20089 ms.
Refiners :[Positive P Invariants (semi-flows): 100/101 constraints, State Equation: 0/302 constraints, ReadFeed: 0/183 constraints, PredecessorRefiner: 0/3119 constraints, Known Traps: 0/0 constraints]
After SMT, in 42570ms problems are : Problem set: 0 solved, 3119 unsolved
Search for dead transitions found 0 dead transitions in 42748ms
[2024-05-27 02:54:08] [INFO ] Flow matrix only has 201 transitions (discarded 2936 similar events)
[2024-05-27 02:54:08] [INFO ] Invariant cache hit.
[2024-05-27 02:54:09] [INFO ] Implicit Places using invariants in 1028 ms returned []
[2024-05-27 02:54:09] [INFO ] Flow matrix only has 201 transitions (discarded 2936 similar events)
[2024-05-27 02:54:09] [INFO ] Invariant cache hit.
[2024-05-27 02:54:09] [INFO ] State equation strengthened by 183 read => feed constraints.
[2024-05-27 02:54:10] [INFO ] Implicit Places using invariants and state equation in 1349 ms returned [110]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 2400 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 301/302 places, 3137/3137 transitions.
Applied a total of 0 rules in 33 ms. Remains 301 /301 variables (removed 0) and now considering 3137/3137 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 45438 ms. Remains : 301/302 places, 3137/3137 transitions.
Discarding 1577 transitions out of 3137. Remains 1560
RANDOM walk for 40000 steps (163 resets) in 5016 ms. (7 steps per ms) remains 1/1560 properties
BEST_FIRST walk for 40004 steps (8 resets) in 480 ms. (83 steps per ms) remains 1/1 properties
[2024-05-27 02:54:12] [INFO ] Flow matrix only has 201 transitions (discarded 2936 similar events)
// Phase 1: matrix 201 rows 301 cols
[2024-05-27 02:54:12] [INFO ] Computed 100 invariants in 4 ms
[2024-05-27 02:54:12] [INFO ] State equation strengthened by 183 read => feed constraints.
[2024-05-27 02:54:12] [INFO ] Flatten gal took : 742 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 100/103 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-27 02:54:12] [INFO ] Flatten gal took : 193 ms
[2024-05-27 02:54:13] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1802698505671318481.gal : 120 ms
[2024-05-27 02:54:13] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8557120726115718901.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1802698505671318481.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8557120726115718901.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
[2024-05-27 02:54:13] [INFO ] Deduced a trap composed of 1 places in 471 ms of which 27 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/103 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/103 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 198/301 variables, 99/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/301 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem qltransition_111 is UNSAT
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK SMT_REFINEMENT TOPOLOGICAL
SMT process timed out in 912ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 301 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 301/301 places, 3137/3137 transitions.
Loading property file /tmp/ReachabilityCardinality8557120726115718901.prop.
Drop transitions (Redundant composition of simpler transitions.) removed 306 transitions
Redundant transition composition rules discarded 306 transitions
Iterating global reduction 0 with 306 rules applied. Total rules applied 306 place count 301 transition count 2831
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 314 place count 293 transition count 2767
Iterating global reduction 0 with 8 rules applied. Total rules applied 322 place count 293 transition count 2767
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 330 place count 293 transition count 2759
Applied a total of 330 rules in 1823 ms. Remains 293 /301 variables (removed 8) and now considering 2759/3137 (removed 378) transitions.
Running 2749 sub problems to find dead transitions.
[2024-05-27 02:54:15] [INFO ] Flow matrix only has 193 transitions (discarded 2566 similar events)
// Phase 1: matrix 193 rows 293 cols
[2024-05-27 02:54:15] [INFO ] Computed 100 invariants in 3 ms
[2024-05-27 02:54:15] [INFO ] State equation strengthened by 183 read => feed constraints.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 25669
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/283 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 2749 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 283/486 variables, and 91 constraints, problems are : Problem set: 0 solved, 2749 unsolved in 20093 ms.
Refiners :[Positive P Invariants (semi-flows): 91/100 constraints, State Equation: 0/293 constraints, ReadFeed: 0/183 constraints, PredecessorRefiner: 2749/2749 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2749 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/283 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 2749 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 283/486 variables, and 91 constraints, problems are : Problem set: 0 solved, 2749 unsolved in 20090 ms.
Refiners :[Positive P Invariants (semi-flows): 91/100 constraints, State Equation: 0/293 constraints, ReadFeed: 0/183 constraints, PredecessorRefiner: 0/2749 constraints, Known Traps: 0/0 constraints]
After SMT, in 41659ms problems are : Problem set: 0 solved, 2749 unsolved
Search for dead transitions found 0 dead transitions in 41705ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43541 ms. Remains : 293/301 places, 2759/3137 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Total runtime 93221 ms.

BK_STOP 1716778497310

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="PhaseVariation-PT-D10CS100"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="itstools"
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 itstools"
echo " Input is PhaseVariation-PT-D10CS100, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r277-smll-171654417000212"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PhaseVariation-PT-D10CS100.tgz
mv PhaseVariation-PT-D10CS100 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;