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.r540-smll-171690574300430.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 TwoPhaseLocking-PT-nC05000vN, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r540-smll-171690574300430
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 444K
-rw-r--r-- 1 mcc users 7.8K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K 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 4.1K Apr 23 08:03 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Apr 23 08:03 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 19 07:39 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 19 19:29 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.3K Apr 13 07:23 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 85K Apr 13 07:23 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Apr 13 07:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 100K Apr 13 07:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 23 08:03 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Apr 23 08:03 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 10 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 4.6K 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

here is the order used to build the result vector(from text file)
FORMULA_NAME TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-00
FORMULA_NAME TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-01
FORMULA_NAME TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-02
FORMULA_NAME TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-03
FORMULA_NAME TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-04
FORMULA_NAME TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-05
FORMULA_NAME TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-06
FORMULA_NAME TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-07
FORMULA_NAME TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-08
FORMULA_NAME TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-09
FORMULA_NAME TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-10
FORMULA_NAME TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-11
FORMULA_NAME TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-12
FORMULA_NAME TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-13
FORMULA_NAME TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-14
FORMULA_NAME TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1717273555885

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=TwoPhaseLocking-PT-nC05000vN
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 20:25:58] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -timeout, 360, -rebuildPNML]
[2024-06-01 20:25:58] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 20:25:58] [INFO ] Load time of PNML (sax parser for PT used): 62 ms
[2024-06-01 20:25:58] [INFO ] Transformed 8 places.
[2024-06-01 20:25:58] [INFO ] Transformed 6 transitions.
[2024-06-01 20:25:58] [INFO ] Parsed PT model containing 8 places and 6 transitions and 18 arcs in 337 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 54 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 40024 steps (8 resets) in 277 ms. (143 steps per ms) remains 10/16 properties
FORMULA TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 1419 ms. (28 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1219 ms. (32 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (8 resets) in 482 ms. (82 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40002 steps (8 resets) in 590 ms. (67 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 249 ms. (160 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (8 resets) in 280 ms. (142 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 638 ms. (62 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 141 ms. (281 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 115 ms. (344 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 228 ms. (174 steps per ms) remains 10/10 properties
// Phase 1: matrix 6 rows 8 cols
[2024-06-01 20:26:00] [INFO ] Computed 3 invariants in 6 ms
Problem TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-10 is UNSAT
FORMULA TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-10 FALSE TECHNIQUES SMT_REFINEMENT
Problem TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-12 is UNSAT
FORMULA TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-12 TRUE TECHNIQUES SMT_REFINEMENT
Problem TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-14 is UNSAT
FORMULA TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-14 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 6/14 variables, 8/11 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/11 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 0/14 variables, 0/11 constraints. Problems are: Problem set: 3 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 14/14 variables, and 11 constraints, problems are : Problem set: 3 solved, 7 unsolved in 331 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 6/14 variables, 8/11 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 7/18 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/14 variables, 0/18 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 0/14 variables, 0/18 constraints. Problems are: Problem set: 3 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 14/14 variables, and 18 constraints, problems are : Problem set: 3 solved, 7 unsolved in 290 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 7/10 constraints, Known Traps: 0/0 constraints]
After SMT, in 692ms problems are : Problem set: 3 solved, 7 unsolved
FORMULA TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-08 FALSE TECHNIQUES PARIKH_WALK
FORMULA TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-06 FALSE TECHNIQUES PARIKH_WALK
FORMULA TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-02 FALSE TECHNIQUES PARIKH_WALK
FORMULA TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-00 FALSE TECHNIQUES PARIKH_WALK
FORMULA TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-01 FALSE TECHNIQUES PARIKH_WALK
Parikh walk visited 5 properties in 32855 ms.
Support contains 8 out of 8 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 12 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38 ms. Remains : 8/8 places, 6/6 transitions.
RANDOM walk for 40024 steps (8 resets) in 103 ms. (384 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 249 ms. (160 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 339 ms. (117 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 615385 steps, run timeout after 3001 ms. (steps per millisecond=205 ) properties seen :0 out of 2
Probabilistic random walk after 615385 steps, saw 321376 distinct states, run finished after 3007 ms. (steps per millisecond=204 ) properties seen :0
[2024-06-01 20:26:37] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 6/14 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 0/14 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 14/14 variables, and 11 constraints, problems are : Problem set: 0 solved, 2 unsolved in 68 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 6/14 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 2/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/14 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/14 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 14/14 variables, and 13 constraints, problems are : Problem set: 0 solved, 2 unsolved in 73 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 150ms problems are : Problem set: 0 solved, 2 unsolved
FORMULA TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-05 TRUE TECHNIQUES PARIKH_WALK
Finished Parikh walk after 8045 steps, including 0 resets, run visited all 1 properties in 7 ms. (steps per millisecond=1149 )
FORMULA TwoPhaseLocking-PT-nC05000vN-ReachabilityCardinality-2024-15 FALSE TECHNIQUES PARIKH_WALK
Parikh walk visited 2 properties in 983 ms.
All properties solved without resorting to model-checking.
Total runtime 40349 ms.
ITS solved all properties within timeout

BK_STOP 1717273598807

--------------------
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 ReachabilityCardinality -timeout 360 -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="TwoPhaseLocking-PT-nC05000vN"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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 TwoPhaseLocking-PT-nC05000vN, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r540-smll-171690574300430"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/TwoPhaseLocking-PT-nC05000vN.tgz
mv TwoPhaseLocking-PT-nC05000vN execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;