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-171701118200187.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-S02D1C1A10, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r452-smll-171701118200187
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 9.3M
-rw-r--r-- 1 mcc users 12K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 98K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.7K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K 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 4.9K May 19 07:18 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 19 16:46 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K May 19 07:39 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 19:30 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Apr 12 05:02 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 113K Apr 12 05:02 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Apr 12 04:52 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 87K Apr 12 04:52 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Apr 23 08:04 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Apr 23 08:04 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 8.8M 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 1717156845919

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-S02D1C1A10
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-31 12:00:48] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-05-31 12:00:48] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 12:00:49] [INFO ] Load time of PNML (sax parser for PT used): 1231 ms
[2024-05-31 12:00:49] [INFO ] Transformed 8189 places.
[2024-05-31 12:00:49] [INFO ] Transformed 10235 transitions.
[2024-05-31 12:00:49] [INFO ] Found NUPN structural information;
[2024-05-31 12:00:49] [INFO ] Parsed PT model containing 8189 places and 10235 transitions and 22517 arcs in 1496 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 8189/8189 places, 10235/10235 transitions.
Applied a total of 0 rules in 232 ms. Remains 8189 /8189 variables (removed 0) and now considering 10235/10235 (removed 0) transitions.
// Phase 1: matrix 10235 rows 8189 cols
[2024-05-31 12:00:51] [INFO ] Invariants computation overflowed in 1579 ms
[2024-05-31 12:01:03] [INFO ] Implicit Places using invariants in 13255 ms returned []
Implicit Place search using SMT only with invariants took 13320 ms to find 0 implicit places.
Running 10234 sub problems to find dead transitions.
// Phase 1: matrix 10235 rows 8189 cols
[2024-05-31 12:01:04] [INFO ] Invariants computation overflowed in 1021 ms
(s43 1.0timeout
^^^^^^^^^^
(error "Invalid token: 1.0timeout")
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
(s2 1.0)
(s3 1.0)
(s4 1.0)
(s5 1.0)
(s6 1.0)
(s7 1.0)
(s8 1.0)
(s9 1.0)
(s10 1.0)
(s11 1.0)
(s12 1.0)
(s13 1.0)
(s14 1.0)
(s15 1.0)
(s16 1.0)
(s17 1.0)
(s18 1.0)
(s19 1.0)
(s20 1.0)
(s21 1.0)
(s22 1.0)
(s23 1.0)
(s24 1.0)
(s25 1.0)
(s26 1.0)
(s27 1.0)
(s28 1.0)
(s29 1.0)
(s30 1.0)
(s31 1.0)
(s32 1.0)
(s33 1.0)
(s34 1.0)
(s35 1.0)
(s36 1.0)
(s37 1.0)
(s38 1.0)
(s39 1.0)
(s40 1.0)
(s41 1.0)
(s42 1.0)
(s43 1.0timeout
) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/8188 variables, 8188/8188 constraints. Problems are: Problem set: 0 solved, 10234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 8188/18424 variables, and 8188 constraints, problems are : Problem set: 0 solved, 10234 unsolved in 30469 ms.
Refiners :[Domain max(s): 8188/8189 constraints, State Equation: 0/8189 constraints, PredecessorRefiner: 10234/10234 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10234 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8188 variables, 8188/8188 constraints. Problems are: Problem set: 0 solved, 10234 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 8188/18424 variables, and 8188 constraints, problems are : Problem set: 0 solved, 10234 unsolved in 30257 ms.
Refiners :[Domain max(s): 8188/8189 constraints, State Equation: 0/8189 constraints, PredecessorRefiner: 0/10234 constraints, Known Traps: 0/0 constraints]
After SMT, in 72517ms problems are : Problem set: 0 solved, 10234 unsolved
Search for dead transitions found 0 dead transitions in 72797ms
Finished structural reductions in LIVENESS mode , in 1 iterations and 86503 ms. Remains : 8189/8189 places, 10235/10235 transitions.
Discarding 2046 transitions out of 10235. Remains 8189
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (3683 resets) in 64689 ms. (0 steps per ms) remains 3988/8188 properties
BEST_FIRST walk for 124 steps (8 resets) in 98 ms. (1 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 92 ms. (1 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 73 ms. (1 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 79 ms. (1 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 56 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 59 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 56 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 54 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 48 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 39 ms. (3 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 55 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 60 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 44 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 45 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 46 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 48 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 52 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 53 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 45 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 45 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 47 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 47 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 46 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 47 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 54 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 49 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 46 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 45 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 47 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 46 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 48 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 50 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 47 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 44 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 44 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 47 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 45 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 47 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 46 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 47 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 48 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 45 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 46 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 46 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 42 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 42 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 48 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 45 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 48 ms. (2 steps per ms) remains 3988/3988 properties
BEST_FIRST walk for 124 steps (8 resets) in 45 ms. (2 steps per ms) remains 3988/3988 properties
// Phase 1: matrix 10235 rows 8189 cols
[2024-05-31 12:02:34] [INFO ] Invariants computation overflowed in 1009 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3988 variables, 3988/3988 constraints. Problems are: Problem set: 0 solved, 3988 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3988/18424 variables, and 3988 constraints, problems are : Problem set: 0 solved, 3988 unsolved in 5158 ms.
Refiners :[Domain max(s): 3988/8189 constraints, State Equation: 0/8189 constraints, PredecessorRefiner: 3988/3988 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3988 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3988 variables, 3988/3988 constraints. Problems are: Problem set: 0 solved, 3988 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3988/18424 variables, and 3988 constraints, problems are : Problem set: 0 solved, 3988 unsolved in 5092 ms.
Refiners :[Domain max(s): 3988/8189 constraints, State Equation: 0/8189 constraints, PredecessorRefiner: 0/3988 constraints, Known Traps: 0/0 constraints]
After SMT, in 15758ms problems are : Problem set: 0 solved, 3988 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3988 out of 8189 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8189/8189 places, 10235/10235 transitions.
Graph (complete) has 4094 edges and 8189 vertex of which 5143 are kept as prefixes of interest. Removing 3046 places using SCC suffix rule.20 ms
Discarding 3046 places :
Also discarding 2264 output transitions
Drop transitions (Output transitions of discarded places.) removed 2264 transitions
Drop transitions (Empty/Sink Transition effects.) removed 2308 transitions
Reduce isomorphic transitions removed 2308 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 42 transitions
Trivial Post-agglo rules discarded 42 transitions
Performed 42 trivial Post agglomeration. Transition count delta: 42
Iterating post reduction 0 with 2350 rules applied. Total rules applied 2351 place count 5143 transition count 5621
Reduce places removed 42 places and 0 transitions.
Iterating post reduction 1 with 42 rules applied. Total rules applied 2393 place count 5101 transition count 5621
Performed 160 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 160 Pre rules applied. Total rules applied 2393 place count 5101 transition count 5461
Deduced a syphon composed of 160 places in 6 ms
Reduce places removed 160 places and 0 transitions.
Iterating global reduction 2 with 320 rules applied. Total rules applied 2713 place count 4941 transition count 5461
Performed 475 Post agglomeration using F-continuation condition.Transition count delta: 475
Deduced a syphon composed of 475 places in 3 ms
Reduce places removed 475 places and 0 transitions.
Iterating global reduction 2 with 950 rules applied. Total rules applied 3663 place count 4466 transition count 4986
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 3664 place count 4465 transition count 4985
Applied a total of 3664 rules in 1392 ms. Remains 4465 /8189 variables (removed 3724) and now considering 4985/10235 (removed 5250) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1394 ms. Remains : 4465/8189 places, 4985/10235 transitions.
RANDOM walk for 215970 steps (119 resets) in 39555 ms. (5 steps per ms) remains 0/3988 properties
Able to resolve query QuasiLiveness after proving 8189 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 134660 ms.
ITS solved all properties within timeout

BK_STOP 1717156982776

--------------------
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-S02D1C1A10"
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-S02D1C1A10, 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-171701118200187"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ViralEpidemic-PT-S02D1C1A10.tgz
mv ViralEpidemic-PT-S02D1C1A10 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 ;