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.r616-tall-171774433000131.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 BlocksWorld-PT-07, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r616-tall-171774433000131
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 20M
-rw-r--r-- 1 mcc users 292K Jun 7 06:38 CTLCardinality.txt
-rw-r--r-- 1 mcc users 1.4M Jun 7 06:38 CTLCardinality.xml
-rw-r--r-- 1 mcc users 356K Jun 7 06:38 CTLFireability.txt
-rw-r--r-- 1 mcc users 1.9M Jun 7 06:38 CTLFireability.xml
-rw-r--r-- 1 mcc users 31K Jun 7 06:44 LTLCardinality.txt
-rw-r--r-- 1 mcc users 103K Jun 7 06:44 LTLCardinality.xml
-rw-r--r-- 1 mcc users 230K Jun 7 06:44 LTLFireability.txt
-rw-r--r-- 1 mcc users 933K Jun 7 06:44 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 7 06:26 NewModel
-rw-r--r-- 1 mcc users 599K Jun 7 06:39 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 2.7M Jun 7 06:39 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 1.5M Jun 7 06:39 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 8.1M Jun 7 06:39 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 4.8K Jun 7 06:43 UpperBounds.txt
-rw-r--r-- 1 mcc users 11K Jun 7 06:43 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Jun 7 06:26 equiv_col
-rw-r--r-- 1 mcc users 3 Jun 7 06:26 instance
-rw-r--r-- 1 mcc users 6 Jun 7 06:26 iscolored
-rw-r--r-- 1 mcc users 1.5M Jun 7 06:26 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 ReachabilityDeadlock

=== Now, execution of the tool begins

BK_START 1717775493363

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=ReachabilityDeadlock
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=BlocksWorld-PT-07
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-07 15:51:34] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -timeout, 180, -rebuildPNML]
[2024-06-07 15:51:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-07 15:51:34] [INFO ] Load time of PNML (sax parser for PT used): 197 ms
[2024-06-07 15:51:34] [INFO ] Transformed 1559 places.
[2024-06-07 15:51:34] [INFO ] Transformed 2965 transitions.
[2024-06-07 15:51:34] [INFO ] Found NUPN structural information;
[2024-06-07 15:51:34] [INFO ] Completing missing partition info from NUPN : creating a component with [pred_on_table_0, pred_arm_empty_0, pred_on_table_1, pred_on_table_2, pred_on_table_3, pred_on_table_4, pred_on_table_5, pred_on_table_6, pred_on_table_7, pred_on_table_8, pred_on_table_9, pred_on_table_10, pred_on_table_11, pred_on_table_12, pred_on_table_13, pred_on_table_14, pred_on_table_15, pred_on_table_16, pred_on_table_17, pred_on_table_18, pred_on_table_19, pred_on_table_20, pred_on_table_21, pred_on_table_22, pred_on_table_23, pred_on_table_24, pred_on_table_25, pred_on_table_26, pred_on_table_27, pred_on_table_28, pred_on_table_29, pred_on_table_30, pred_on_table_31, pred_on_table_32, pred_on_table_33, pred_on_table_34, pred_on_table_35, pred_on_table_36, pred_on_table_37]
[2024-06-07 15:51:34] [INFO ] Parsed PT model containing 1559 places and 2965 transitions and 14810 arcs in 312 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 4 ms.
Working with output stream class java.io.PrintStream
Built sparse matrix representations for Structural reductions in 6 ms.18088KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 1559/1559 places, 2965/2965 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 585 ms. Remains 1559 /1559 variables (removed 0) and now considering 2965/2965 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 599 ms. Remains : 1559/1559 places, 2965/2965 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 1559/1559 places, 2965/2965 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 264 ms. Remains 1559 /1559 variables (removed 0) and now considering 2965/2965 (removed 0) transitions.
// Phase 1: matrix 2965 rows 1559 cols
[2024-06-07 15:51:35] [INFO ] Computed 77 invariants in 50 ms
[2024-06-07 15:51:37] [INFO ] Implicit Places using invariants in 1629 ms returned []
[2024-06-07 15:51:37] [INFO ] Invariant cache hit.
[2024-06-07 15:51:38] [INFO ] State equation strengthened by 63 read => feed constraints.
[2024-06-07 15:51:41] [INFO ] Implicit Places using invariants and state equation in 3774 ms returned []
Implicit Place search using SMT with State Equation took 5434 ms to find 0 implicit places.
[2024-06-07 15:51:41] [INFO ] Redundant transitions in 179 ms returned []
Running 2958 sub problems to find dead transitions.
[2024-06-07 15:51:41] [INFO ] Invariant cache hit.
[2024-06-07 15:51:41] [INFO ] State equation strengthened by 63 read => feed constraints.
Problem TDEAD115 is UNSAT
Problem TDEAD193 is UNSAT
Problem TDEAD232 is UNSAT
Problem TDEAD271 is UNSAT
Problem TDEAD310 is UNSAT
Problem TDEAD349 is UNSAT
Problem TDEAD388 is UNSAT
Problem TDEAD427 is UNSAT
Problem TDEAD466 is UNSAT
Problem TDEAD505 is UNSAT
Problem TDEAD544 is UNSAT
Problem TDEAD583 is UNSAT
Problem TDEAD622 is UNSAT
Problem TDEAD661 is UNSAT
Problem TDEAD700 is UNSAT
Problem TDEAD739 is UNSAT
Problem TDEAD778 is UNSAT
Problem TDEAD856 is UNSAT
Problem TDEAD895 is UNSAT
Problem TDEAD1012 is UNSAT
Problem TDEAD1051 is UNSAT
Problem TDEAD1090 is UNSAT
Problem TDEAD1129 is UNSAT
Problem TDEAD1168 is UNSAT
Problem TDEAD1207 is UNSAT
Problem TDEAD1246 is UNSAT
Problem TDEAD1285 is UNSAT
Problem TDEAD1324 is UNSAT
Problem TDEAD1363 is UNSAT
Problem TDEAD1402 is UNSAT
Problem TDEAD1441 is UNSAT
Problem TDEAD1480 is UNSAT
Problem TDEAD1519 is UNSAT
Problem TDEAD1558 is UNSAT
Problem TDEAD1704 is UNSAT
Problem TDEAD1774 is UNSAT
Problem TDEAD1842 is UNSAT
Problem TDEAD1908 is UNSAT
Problem TDEAD1972 is UNSAT
Problem TDEAD2034 is UNSAT
Problem TDEAD2094 is UNSAT
Problem TDEAD2152 is UNSAT
Problem TDEAD2208 is UNSAT
Problem TDEAD2262 is UNSAT
Problem TDEAD2314 is UNSAT
Problem TDEAD2364 is UNSAT
Problem TDEAD2412 is UNSAT
Problem TDEAD2458 is UNSAT
Problem TDEAD2502 is UNSAT
Problem TDEAD2544 is UNSAT
Problem TDEAD2622 is UNSAT
Problem TDEAD2658 is UNSAT
Problem TDEAD2754 is UNSAT
Problem TDEAD2782 is UNSAT
Problem TDEAD2808 is UNSAT
Problem TDEAD2832 is UNSAT
Problem TDEAD2854 is UNSAT
Problem TDEAD2874 is UNSAT
Problem TDEAD2892 is UNSAT
Problem TDEAD2908 is UNSAT
Problem TDEAD2922 is UNSAT
Problem TDEAD2934 is UNSAT
Problem TDEAD2944 is UNSAT
Problem TDEAD2952 is UNSAT
Problem TDEAD2958 is UNSAT
Problem TDEAD2962 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/1553 variables, 66/66 constraints. Problems are: Problem set: 66 solved, 2892 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1553/4524 variables, and 66 constraints, problems are : Problem set: 66 solved, 2892 unsolved in 30086 ms.
Refiners :[Positive P Invariants (semi-flows): 66/77 constraints, State Equation: 0/1559 constraints, ReadFeed: 0/63 constraints, PredecessorRefiner: 2925/1483 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 66 solved, 2892 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1520 variables, 6/6 constraints. Problems are: Problem set: 66 solved, 2892 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1520/4524 variables, and 6 constraints, problems are : Problem set: 66 solved, 2892 unsolved in 30050 ms.
Refiners :[Positive P Invariants (semi-flows): 6/77 constraints, State Equation: 0/1559 constraints, ReadFeed: 0/63 constraints, PredecessorRefiner: 1442/1483 constraints, Known Traps: 0/0 constraints]
After SMT, in 81536ms problems are : Problem set: 66 solved, 2892 unsolved
Search for dead transitions found 66 dead transitions in 81603ms
Found 66 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 66 transitions
Dead transitions reduction (with SMT) removed 66 transitions
Starting structural reductions in DEADLOCK mode, iteration 1 : 1559/1559 places, 2899/2965 transitions.
Computed a total of 33 stabilizing places and 0 stable transitions
Graph (complete) has 8448 edges and 1559 vertex of which 1526 are kept as prefixes of interest. Removing 33 places using SCC suffix rule.9 ms
Discarding 33 places :
Also discarding 0 output transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 1 rules in 231 ms. Remains 1526 /1559 variables (removed 33) and now considering 2899/2899 (removed 0) transitions.
// Phase 1: matrix 2899 rows 1526 cols
[2024-06-07 15:53:03] [INFO ] Computed 77 invariants in 29 ms
[2024-06-07 15:53:04] [INFO ] Implicit Places using invariants in 991 ms returned []
[2024-06-07 15:53:04] [INFO ] Invariant cache hit.
[2024-06-07 15:53:05] [INFO ] State equation strengthened by 11 read => feed constraints.
[2024-06-07 15:53:06] [INFO ] Implicit Places using invariants and state equation in 2690 ms returned []
Implicit Place search using SMT with State Equation took 3687 ms to find 0 implicit places.
Starting structural reductions in DEADLOCK mode, iteration 2 : 1526/1559 places, 2899/2965 transitions.
Finished structural reductions in DEADLOCK mode , in 2 iterations and 91454 ms. Remains : 1526/1559 places, 2899/2965 transitions.
Interrupted Random walk after 1112166 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=37 )
Random directed walk for 1250001 steps, including 0 resets, run took 24184 ms (no deadlock found). (steps per millisecond=51 )
[2024-06-07 15:54:01] [INFO ] Invariant cache hit.
[2024-06-07 15:54:02] [INFO ] [Real]Absence check using 77 positive place invariants in 388 ms returned sat
[2024-06-07 15:54:08] [INFO ] [Real]Absence check using state equation in 6504 ms returned sat
[2024-06-07 15:54:08] [INFO ] Solution in real domain found non-integer solution.
[2024-06-07 15:54:09] [INFO ] [Nat]Absence check using 77 positive place invariants in 306 ms returned sat
[2024-06-07 15:54:20] [INFO ] [Nat]Absence check using state equation in 10436 ms returned sat
[2024-06-07 15:54:20] [INFO ] State equation strengthened by 11 read => feed constraints.
[2024-06-07 15:54:20] [INFO ] [Nat]Added 11 Read/Feed constraints in 39 ms returned sat
[2024-06-07 15:54:21] [INFO ] Deduced a trap composed of 76 places in 1248 ms of which 88 ms to minimize.
[2024-06-07 15:54:21] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 1403 ms
FORMULA ReachabilityDeadlock FALSE TECHNIQUES TOPOLOGICAL SAT_SMT STRUCTURAL_REDUCTION
Total runtime 167083 ms.
ITS solved all properties within timeout

BK_STOP 1717775661660

--------------------
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 ReachabilityDeadlock -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="BlocksWorld-PT-07"
export BK_EXAMINATION="ReachabilityDeadlock"
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 BlocksWorld-PT-07, examination is ReachabilityDeadlock"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r616-tall-171774433000131"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BlocksWorld-PT-07.tgz
mv BlocksWorld-PT-07 execution
cd execution
if [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "UpperBounds" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] || [ "ReachabilityDeadlock" = "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 [ "ReachabilityDeadlock" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityDeadlock" != "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 "ReachabilityDeadlock.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityDeadlock.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityDeadlock.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 '' ReachabilityDeadlock.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityDeadlock"
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 ;