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.r452-smll-171701118300242.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 greatspnxred
Input is ViralEpidemic-PT-S08D1C2A04, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r452-smll-171701118300242
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 27M
-rw-r--r-- 1 mcc users 8.8K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.0K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K 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 4.0K May 19 07:18 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 19 16:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K May 19 07:40 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 19 19:32 LTLFireability.xml
-rw-r--r-- 1 mcc users 19K Apr 12 06:37 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 173K Apr 12 06:37 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.4K Apr 12 05:36 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 50K Apr 12 05:36 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Apr 23 08:05 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Apr 23 08:05 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 11 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 27M 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 1717161169400

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ViralEpidemic-PT-S08D1C2A04
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-31 13:12:51] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-05-31 13:12:52] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 13:12:54] [INFO ] Load time of PNML (sax parser for PT used): 1913 ms
[2024-05-31 13:12:54] [INFO ] Transformed 46811 places.
[2024-05-31 13:12:54] [INFO ] Transformed 79577 transitions.
[2024-05-31 13:12:54] [INFO ] Parsed PT model containing 46811 places and 79577 transitions and 191921 arcs in 2412 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 46811/46811 places, 79577/79577 transitions.
Applied a total of 0 rules in 745 ms. Remains 46811 /46811 variables (removed 0) and now considering 79577/79577 (removed 0) transitions.
// Phase 1: matrix 79577 rows 46811 cols
[2024-05-31 13:13:21] [INFO ] Computed 1 invariants in 26270 ms
[2024-05-31 13:14:03] [INFO ] Performed 6569/46811 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-31 13:14:33] [INFO ] Performed 16369/46811 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2024-05-31 13:15:03] [INFO ] Performed 24291/46811 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2024-05-31 13:15:33] [INFO ] Performed 32163/46811 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2024-05-31 13:15:33] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2024-05-31 13:15:33] [INFO ] Implicit Places using invariants in 158616 ms returned []
Implicit Place search using SMT only with invariants took 158668 ms to find 0 implicit places.
Running 79576 sub problems to find dead transitions.
[2024-05-31 13:15:35] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 46810/126388 variables, and 0 constraints, problems are : Problem set: 0 solved, 79576 unsolved in 31792 ms.
Refiners :[Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/46811 constraints, PredecessorRefiner: 79576/79576 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 79576 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 46810/126388 variables, and 0 constraints, problems are : Problem set: 0 solved, 79576 unsolved in 31509 ms.
Refiners :[Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/46811 constraints, PredecessorRefiner: 0/79576 constraints, Known Traps: 0/0 constraints]
After SMT, in 665791ms problems are : Problem set: 0 solved, 79576 unsolved
Search for dead transitions found 0 dead transitions in 666890ms
Finished structural reductions in LIVENESS mode , in 1 iterations and 826578 ms. Remains : 46811/46811 places, 79577/79577 transitions.
Discarding 4680 transitions out of 79577. Remains 74897
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (12 resets) in 24666 ms. (1 steps per ms) remains 19323/74896 properties
BEST_FIRST walk for 124 steps (8 resets) in 137 ms. (0 steps per ms) remains 19322/19323 properties
BEST_FIRST walk for 124 steps (8 resets) in 165 ms. (0 steps per ms) remains 19322/19322 properties
BEST_FIRST walk for 124 steps (8 resets) in 146 ms. (0 steps per ms) remains 19322/19322 properties
BEST_FIRST walk for 124 steps (8 resets) in 143 ms. (0 steps per ms) remains 19322/19322 properties
BEST_FIRST walk for 124 steps (8 resets) in 145 ms. (0 steps per ms) remains 19322/19322 properties
BEST_FIRST walk for 124 steps (8 resets) in 147 ms. (0 steps per ms) remains 19322/19322 properties
BEST_FIRST walk for 124 steps (8 resets) in 146 ms. (0 steps per ms) remains 19322/19322 properties
BEST_FIRST walk for 124 steps (8 resets) in 138 ms. (0 steps per ms) remains 19322/19322 properties
BEST_FIRST walk for 124 steps (8 resets) in 112 ms. (1 steps per ms) remains 19322/19322 properties
BEST_FIRST walk for 124 steps (8 resets) in 125 ms. (0 steps per ms) remains 19322/19322 properties
BEST_FIRST walk for 124 steps (8 resets) in 128 ms. (0 steps per ms) remains 19322/19322 properties
BEST_FIRST walk for 124 steps (8 resets) in 126 ms. (0 steps per ms) remains 19317/19322 properties
BEST_FIRST walk for 124 steps (8 resets) in 129 ms. (0 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 125 ms. (0 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 128 ms. (0 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 121 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 314 ms. (0 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 117 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 119 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 120 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 118 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 120 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 120 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 120 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 118 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 121 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 120 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 137 ms. (0 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 117 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 125 ms. (0 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 131 ms. (0 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 113 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 111 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 108 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 112 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 100 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 110 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 112 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 117 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 112 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 109 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 112 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 110 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 109 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 112 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 108 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 108 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 105 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 106 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 107 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 105 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 108 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 105 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 108 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 110 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 107 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 104 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 108 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 104 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 107 ms. (1 steps per ms) remains 19317/19317 properties
BEST_FIRST walk for 124 steps (8 resets) in 104 ms. (1 steps per ms) remains 19317/19317 properties
[2024-05-31 13:26:52] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 16503/126388 variables, and 0 constraints, problems are : Problem set: 0 solved, 19317 unsolved in 5315 ms.
Refiners :[Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/46811 constraints, PredecessorRefiner: 19317/19317 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19317 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 16503/126388 variables, and 0 constraints, problems are : Problem set: 0 solved, 19317 unsolved in 5305 ms.
Refiners :[Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/46811 constraints, PredecessorRefiner: 0/19317 constraints, Known Traps: 0/0 constraints]
After SMT, in 164676ms problems are : Problem set: 0 solved, 19317 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 16503 out of 46811 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 46811/46811 places, 79577/79577 transitions.
Graph (complete) has 37448 edges and 46811 vertex of which 22791 are kept as prefixes of interest. Removing 24020 places using SCC suffix rule.110 ms
Discarding 24020 places :
Also discarding 39444 output transitions
Drop transitions (Output transitions of discarded places.) removed 39444 transitions
Drop transitions (Empty/Sink Transition effects.) removed 5185 transitions
Reduce isomorphic transitions removed 5185 transitions.
Iterating post reduction 0 with 5185 rules applied. Total rules applied 5186 place count 22791 transition count 34948
Performed 39 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 39 Pre rules applied. Total rules applied 5186 place count 22791 transition count 34909
Deduced a syphon composed of 39 places in 14 ms
Reduce places removed 39 places and 0 transitions.
Iterating global reduction 1 with 78 rules applied. Total rules applied 5264 place count 22752 transition count 34909
Discarding 3208 places :
Symmetric choice reduction at 1 with 3208 rule applications. Total rules 8472 place count 19544 transition count 29852
Iterating global reduction 1 with 3208 rules applied. Total rules applied 11680 place count 19544 transition count 29852
Performed 262 Post agglomeration using F-continuation condition.Transition count delta: 262
Deduced a syphon composed of 262 places in 8 ms
Reduce places removed 262 places and 0 transitions.
Iterating global reduction 1 with 524 rules applied. Total rules applied 12204 place count 19282 transition count 29590
Renaming transitions due to excessive name length > 1024 char.
Free-agglomeration rule applied 5 times.
Iterating global reduction 1 with 5 rules applied. Total rules applied 12209 place count 19282 transition count 29585
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 12214 place count 19277 transition count 29585
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 12215 place count 19276 transition count 29584
Applied a total of 12215 rules in 7322 ms. Remains 19276 /46811 variables (removed 27535) and now considering 29584/79577 (removed 49993) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7324 ms. Remains : 19276/46811 places, 29584/79577 transitions.
RANDOM walk for 257356 steps (36 resets) in 120116 ms. (2 steps per ms) remains 0/19317 properties
Able to resolve query QuasiLiveness after proving 74897 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 1042479 ms.
ITS solved all properties within timeout

BK_STOP 1717162214327

--------------------
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 QuasiLiveness -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="ViralEpidemic-PT-S08D1C2A04"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="greatspnxred"
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 greatspnxred"
echo " Input is ViralEpidemic-PT-S08D1C2A04, 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 r452-smll-171701118300242"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ViralEpidemic-PT-S08D1C2A04.tgz
mv ViralEpidemic-PT-S08D1C2A04 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 ;