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.r364-tall-171683778100547.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)
...............
=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is ShieldRVs-PT-100B, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r364-tall-171683778100547
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.8M
-rw-r--r-- 1 mcc users 6.5K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 61K 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 3.4K May 19 07:17 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 19 16:39 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K May 19 07:33 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 19 19:16 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K May 14 13:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 109K May 14 13:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K May 14 13:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 124K May 14 13:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 23 07:55 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 23 07:55 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 5 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 1.3M 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 1716916896208

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ShieldRVs-PT-100B
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-28 17:21:37] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-05-28 17:21:37] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-28 17:21:37] [INFO ] Load time of PNML (sax parser for PT used): 231 ms
[2024-05-28 17:21:37] [INFO ] Transformed 4003 places.
[2024-05-28 17:21:37] [INFO ] Transformed 4503 transitions.
[2024-05-28 17:21:37] [INFO ] Found NUPN structural information;
[2024-05-28 17:21:37] [INFO ] Parsed PT model containing 4003 places and 4503 transitions and 14400 arcs in 484 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 4003/4003 places, 4503/4503 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 401 transitions
Trivial Post-agglo rules discarded 401 transitions
Performed 401 trivial Post agglomeration. Transition count delta: 401
Iterating post reduction 0 with 401 rules applied. Total rules applied 401 place count 4003 transition count 4102
Reduce places removed 401 places and 0 transitions.
Iterating post reduction 1 with 401 rules applied. Total rules applied 802 place count 3602 transition count 4102
Performed 500 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 500 Pre rules applied. Total rules applied 802 place count 3602 transition count 3602
Deduced a syphon composed of 500 places in 43 ms
Reduce places removed 500 places and 0 transitions.
Iterating global reduction 2 with 1000 rules applied. Total rules applied 1802 place count 3102 transition count 3602
Performed 1600 Post agglomeration using F-continuation condition.Transition count delta: 1600
Deduced a syphon composed of 1600 places in 19 ms
Reduce places removed 1600 places and 0 transitions.
Iterating global reduction 2 with 3200 rules applied. Total rules applied 5002 place count 1502 transition count 2002
Renaming transitions due to excessive name length > 1024 char.
Applied a total of 5002 rules in 804 ms. Remains 1502 /4003 variables (removed 2501) and now considering 2002/4503 (removed 2501) transitions.
// Phase 1: matrix 2002 rows 1502 cols
[2024-05-28 17:21:38] [INFO ] Computed 401 invariants in 30 ms
[2024-05-28 17:21:39] [INFO ] Implicit Places using invariants in 1125 ms returned []
[2024-05-28 17:21:39] [INFO ] Invariant cache hit.
[2024-05-28 17:21:41] [INFO ] Implicit Places using invariants and state equation in 1839 ms returned []
Implicit Place search using SMT with State Equation took 2992 ms to find 0 implicit places.
Running 2001 sub problems to find dead transitions.
[2024-05-28 17:21:41] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1501 variables, 1501/1501 constraints. Problems are: Problem set: 0 solved, 2001 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1501/3504 variables, and 1501 constraints, problems are : Problem set: 0 solved, 2001 unsolved in 30061 ms.
Refiners :[Domain max(s): 1501/1502 constraints, Positive P Invariants (semi-flows): 0/401 constraints, State Equation: 0/1502 constraints, PredecessorRefiner: 2001/2001 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2001 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1501 variables, 1501/1501 constraints. Problems are: Problem set: 0 solved, 2001 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1501/3504 variables, and 1501 constraints, problems are : Problem set: 0 solved, 2001 unsolved in 30038 ms.
Refiners :[Domain max(s): 1501/1502 constraints, Positive P Invariants (semi-flows): 0/401 constraints, State Equation: 0/1502 constraints, PredecessorRefiner: 0/2001 constraints, Known Traps: 0/0 constraints]
After SMT, in 61240ms problems are : Problem set: 0 solved, 2001 unsolved
Search for dead transitions found 0 dead transitions in 61277ms
Starting structural reductions in LIVENESS mode, iteration 1 : 1502/4003 places, 2002/4503 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 65113 ms. Remains : 1502/4003 places, 2002/4503 transitions.
Discarding 600 transitions out of 2002. Remains 1402
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (28 resets) in 5478 ms. (7 steps per ms) remains 70/1401 properties
BEST_FIRST walk for 4004 steps (8 resets) in 43 ms. (91 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4004 steps (8 resets) in 39 ms. (100 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4004 steps (8 resets) in 45 ms. (87 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4004 steps (8 resets) in 62 ms. (63 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4004 steps (8 resets) in 36 ms. (108 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4004 steps (8 resets) in 42 ms. (93 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4004 steps (8 resets) in 37 ms. (105 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4004 steps (8 resets) in 37 ms. (105 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4003 steps (8 resets) in 35 ms. (111 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4003 steps (8 resets) in 47 ms. (83 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4003 steps (8 resets) in 33 ms. (117 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4003 steps (8 resets) in 29 ms. (133 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4003 steps (8 resets) in 43 ms. (90 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4003 steps (8 resets) in 33 ms. (117 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4003 steps (8 resets) in 33 ms. (117 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4003 steps (8 resets) in 33 ms. (117 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4003 steps (8 resets) in 32 ms. (121 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4003 steps (8 resets) in 34 ms. (114 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4003 steps (8 resets) in 29 ms. (133 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4003 steps (8 resets) in 29 ms. (133 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4002 steps (8 resets) in 32 ms. (121 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4003 steps (8 resets) in 32 ms. (121 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4002 steps (8 resets) in 59 ms. (66 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4004 steps (8 resets) in 57 ms. (69 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4003 steps (8 resets) in 36 ms. (108 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4003 steps (8 resets) in 34 ms. (114 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4003 steps (8 resets) in 40 ms. (97 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4003 steps (8 resets) in 30 ms. (129 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4003 steps (8 resets) in 28 ms. (138 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4003 steps (8 resets) in 25 ms. (153 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 70/70 properties
[2024-05-28 17:22:45] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/210 variables, 210/210 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/210 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 2 (OVERLAPS) 485/695 variables, 180/390 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/695 variables, 485/875 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/695 variables, 0/875 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 5 (OVERLAPS) 807/1502 variables, 221/1096 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1502 variables, 807/1903 constraints. Problems are: Problem set: 0 solved, 70 unsolved
[2024-05-28 17:22:49] [INFO ] Deduced a trap composed of 6 places in 279 ms of which 33 ms to minimize.
[2024-05-28 17:22:50] [INFO ] Deduced a trap composed of 6 places in 279 ms of which 5 ms to minimize.
[2024-05-28 17:22:50] [INFO ] Deduced a trap composed of 6 places in 254 ms of which 5 ms to minimize.
SMT process timed out in 5078ms, After SMT, problems are : Problem set: 0 solved, 70 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 210 out of 1502 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1502/1502 places, 2002/2002 transitions.
Discarding 100 places :
Symmetric choice reduction at 0 with 100 rule applications. Total rules 100 place count 1402 transition count 1902
Iterating global reduction 0 with 100 rules applied. Total rules applied 200 place count 1402 transition count 1902
Partial Free-agglomeration rule applied 158 times.
Drop transitions (Partial Free agglomeration) removed 158 transitions
Iterating global reduction 0 with 158 rules applied. Total rules applied 358 place count 1402 transition count 1902
Applied a total of 358 rules in 363 ms. Remains 1402 /1502 variables (removed 100) and now considering 1902/2002 (removed 100) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 364 ms. Remains : 1402/1502 places, 1902/2002 transitions.
RANDOM walk for 357756 steps (306 resets) in 4832 ms. (74 steps per ms) remains 0/70 properties
Able to resolve query QuasiLiveness after proving 1402 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 74985 ms.
ITS solved all properties within timeout

BK_STOP 1716916972404

--------------------
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:
++ 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
++ sed s/.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="ShieldRVs-PT-100B"
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 ShieldRVs-PT-100B, 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 r364-tall-171683778100547"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldRVs-PT-100B.tgz
mv ShieldRVs-PT-100B 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 ;