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.r514-smll-171654416800122.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 PermAdmissibility-PT-50, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r514-smll-171654416800122
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.7M
-rw-r--r-- 1 mcc users 9.3K Apr 12 09:07 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K Apr 12 09:07 CTLCardinality.xml
-rw-r--r-- 1 mcc users 56K Apr 12 09:05 CTLFireability.txt
-rw-r--r-- 1 mcc users 296K Apr 12 09:05 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.3K Apr 23 07:42 LTLCardinality.txt
-rw-r--r-- 1 mcc users 33K Apr 23 07:42 LTLCardinality.xml
-rw-r--r-- 1 mcc users 13K Apr 23 07:42 LTLFireability.txt
-rw-r--r-- 1 mcc users 53K Apr 23 07:42 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Apr 12 09:15 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 108K Apr 12 09:15 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 98K Apr 12 09:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 501K Apr 12 09:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Apr 23 07:42 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.6K Apr 23 07:42 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 3 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 340K 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 1717243934510

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=PermAdmissibility-PT-50
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 12:12:16] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-06-01 12:12:16] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 12:12:17] [INFO ] Load time of PNML (sax parser for PT used): 252 ms
[2024-06-01 12:12:17] [INFO ] Transformed 168 places.
[2024-06-01 12:12:17] [INFO ] Transformed 592 transitions.
[2024-06-01 12:12:17] [INFO ] Parsed PT model containing 168 places and 592 transitions and 3456 arcs in 610 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 168/168 places, 592/592 transitions.
Reduce places removed 64 places and 0 transitions.
Iterating post reduction 0 with 64 rules applied. Total rules applied 64 place count 104 transition count 592
Applied a total of 64 rules in 77 ms. Remains 104 /168 variables (removed 64) and now considering 592/592 (removed 0) transitions.
// Phase 1: matrix 592 rows 104 cols
[2024-06-01 12:12:17] [INFO ] Computed 16 invariants in 73 ms
[2024-06-01 12:12:18] [INFO ] Implicit Places using invariants in 815 ms returned []
[2024-06-01 12:12:18] [INFO ] Invariant cache hit.
[2024-06-01 12:12:19] [INFO ] Implicit Places using invariants and state equation in 987 ms returned []
Implicit Place search using SMT with State Equation took 1881 ms to find 0 implicit places.
Running 588 sub problems to find dead transitions.
[2024-06-01 12:12:19] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/103 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 588 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/103 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 588 unsolved
At refinement iteration 2 (OVERLAPS) 1/104 variables, 13/16 constraints. Problems are: Problem set: 0 solved, 588 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/104 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 588 unsolved
At refinement iteration 4 (OVERLAPS) 592/696 variables, 104/120 constraints. Problems are: Problem set: 0 solved, 588 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/696 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 588 unsolved
At refinement iteration 6 (OVERLAPS) 0/696 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 588 unsolved
No progress, stopping.
After SMT solving in domain Real declared 696/696 variables, and 120 constraints, problems are : Problem set: 0 solved, 588 unsolved in 30055 ms.
Refiners :[Generalized P Invariants (flows): 16/16 constraints, State Equation: 104/104 constraints, PredecessorRefiner: 588/588 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 588 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/103 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 588 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/103 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 588 unsolved
At refinement iteration 2 (OVERLAPS) 1/104 variables, 13/16 constraints. Problems are: Problem set: 0 solved, 588 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/104 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 588 unsolved
At refinement iteration 4 (OVERLAPS) 592/696 variables, 104/120 constraints. Problems are: Problem set: 0 solved, 588 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/696 variables, 588/708 constraints. Problems are: Problem set: 0 solved, 588 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 696/696 variables, and 708 constraints, problems are : Problem set: 0 solved, 588 unsolved in 30055 ms.
Refiners :[Generalized P Invariants (flows): 16/16 constraints, State Equation: 104/104 constraints, PredecessorRefiner: 588/588 constraints, Known Traps: 0/0 constraints]
After SMT, in 62459ms problems are : Problem set: 0 solved, 588 unsolved
Search for dead transitions found 0 dead transitions in 62516ms
Starting structural reductions in LIVENESS mode, iteration 1 : 104/168 places, 592/592 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 64547 ms. Remains : 104/168 places, 592/592 transitions.
Initial state reduction rules removed 4 formulas.
RANDOM walk for 40034 steps (48 resets) in 677 ms. (59 steps per ms) remains 67/588 properties
BEST_FIRST walk for 4003 steps (8 resets) in 45 ms. (87 steps per ms) remains 63/67 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 56/63 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 51/56 properties
BEST_FIRST walk for 4004 steps (8 resets) in 43 ms. (91 steps per ms) remains 50/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 43 ms. (91 steps per ms) remains 47/50 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 43/47 properties
BEST_FIRST walk for 4004 steps (8 resets) in 49 ms. (80 steps per ms) remains 41/43 properties
BEST_FIRST walk for 4003 steps (8 resets) in 34 ms. (114 steps per ms) remains 41/41 properties
BEST_FIRST walk for 4004 steps (8 resets) in 40 ms. (97 steps per ms) remains 41/41 properties
BEST_FIRST walk for 4003 steps (8 resets) in 56 ms. (70 steps per ms) remains 40/41 properties
BEST_FIRST walk for 4004 steps (8 resets) in 36 ms. (108 steps per ms) remains 36/40 properties
BEST_FIRST walk for 4004 steps (8 resets) in 37 ms. (105 steps per ms) remains 35/36 properties
BEST_FIRST walk for 4004 steps (8 resets) in 43 ms. (91 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4003 steps (8 resets) in 42 ms. (93 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4003 steps (8 resets) in 47 ms. (83 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4003 steps (8 resets) in 19 ms. (200 steps per ms) remains 33/35 properties
BEST_FIRST walk for 4003 steps (8 resets) in 16 ms. (235 steps per ms) remains 32/33 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 31/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 30/31 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 29/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 28/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 28/28 properties
[2024-06-01 12:13:22] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/35 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (OVERLAPS) 43/78 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (OVERLAPS) 26/104 variables, 10/16 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/104 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (OVERLAPS) 592/696 variables, 104/120 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/696 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (OVERLAPS) 0/696 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Real declared 696/696 variables, and 120 constraints, problems are : Problem set: 0 solved, 28 unsolved in 2259 ms.
Refiners :[Generalized P Invariants (flows): 16/16 constraints, State Equation: 104/104 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 28 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/35 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (OVERLAPS) 43/78 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (OVERLAPS) 26/104 variables, 10/16 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/104 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (OVERLAPS) 592/696 variables, 104/120 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/696 variables, 28/148 constraints. Problems are: Problem set: 0 solved, 28 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 696/696 variables, and 148 constraints, problems are : Problem set: 0 solved, 28 unsolved in 5010 ms.
Refiners :[Generalized P Invariants (flows): 16/16 constraints, State Equation: 104/104 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints]
After SMT, in 7433ms problems are : Problem set: 0 solved, 28 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 35 out of 104 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 104/104 places, 592/592 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 102 transition count 562
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 102 transition count 562
Applied a total of 4 rules in 93 ms. Remains 102 /104 variables (removed 2) and now considering 562/592 (removed 30) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 94 ms. Remains : 102/104 places, 562/592 transitions.
RANDOM walk for 487185 steps (593 resets) in 1325 ms. (367 steps per ms) remains 0/28 properties
Able to resolve query QuasiLiveness after proving 592 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 73986 ms.
ITS solved all properties within timeout

BK_STOP 1717244010912

--------------------
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="PermAdmissibility-PT-50"
export BK_EXAMINATION="QuasiLiveness"
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 PermAdmissibility-PT-50, 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 r514-smll-171654416800122"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PermAdmissibility-PT-50.tgz
mv PermAdmissibility-PT-50 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 ;