Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r266-tall-174931350100141.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool gold2024
Input is CopsAndRobbers-PT-HRL023X006, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r266-tall-174931350100141
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 684K
-rw-r--r-- 1 mcc users 8.3K Jun 6 08:59 CTLCardinality.txt
-rw-r--r-- 1 mcc users 71K Jun 6 08:59 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.7K Jun 6 08:57 CTLFireability.txt
-rw-r--r-- 1 mcc users 61K Jun 6 08:57 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.6K Jun 6 11:51 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Jun 6 11:51 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.3K Jun 6 11:52 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Jun 6 11:52 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 5 20:08 NewModel
-rw-r--r-- 1 mcc users 15K Jun 6 09:01 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 114K Jun 6 09:01 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 10K Jun 6 09:00 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 58K Jun 6 09:00 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Jun 6 11:52 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Jun 6 11:52 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jun 5 20:08 equiv_col
-rw-r--r-- 1 mcc users 11 Jun 5 20:08 instance
-rw-r--r-- 1 mcc users 6 Jun 5 20:08 iscolored
-rw-r--r-- 1 mcc users 236K Jun 5 20:08 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 1749319211168

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=ReachabilityDeadlock
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=CopsAndRobbers-PT-HRL023X006
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-06-07 18:00:12] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -timeout, 180, -rebuildPNML]
[2025-06-07 18:00:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-07 18:00:12] [INFO ] Load time of PNML (sax parser for PT used): 82 ms
[2025-06-07 18:00:12] [INFO ] Transformed 125 places.
[2025-06-07 18:00:12] [INFO ] Transformed 287 transitions.
[2025-06-07 18:00:12] [INFO ] Parsed PT model containing 125 places and 287 transitions and 1500 arcs in 178 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 4 ms.19637KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 125/125 places, 287/287 transitions.
Computed a total of 4 stabilizing places and 47 stable transitions
Graph (complete) has 990 edges and 125 vertex of which 102 are kept as prefixes of interest. Removing 23 places using SCC suffix rule.6 ms
Discarding 23 places :
Also discarding 0 output transitions
Computed a total of 4 stabilizing places and 47 stable transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 101 transition count 286
Computed a total of 4 stabilizing places and 47 stable transitions
Computed a total of 4 stabilizing places and 47 stable transitions
Applied a total of 3 rules in 69 ms. Remains 101 /125 variables (removed 24) and now considering 286/287 (removed 1) transitions.
Running 240 sub problems to find dead transitions.
// Phase 1: matrix 286 rows 101 cols
[2025-06-07 18:00:12] [INFO ] Computed 26 invariants in 18 ms
[2025-06-07 18:00:12] [INFO ] State equation strengthened by 54 read => feed constraints.
Problem TDEAD124 is UNSAT
Problem TDEAD125 is UNSAT
Problem TDEAD132 is UNSAT
Problem TDEAD133 is UNSAT
Problem TDEAD140 is UNSAT
Problem TDEAD141 is UNSAT
Problem TDEAD148 is UNSAT
Problem TDEAD149 is UNSAT
Problem TDEAD208 is UNSAT
Problem TDEAD209 is UNSAT
Problem TDEAD216 is UNSAT
Problem TDEAD217 is UNSAT
Problem TDEAD224 is UNSAT
Problem TDEAD225 is UNSAT
Problem TDEAD232 is UNSAT
Problem TDEAD233 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 23/23 constraints. Problems are: Problem set: 16 solved, 224 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/99 variables, 1/24 constraints. Problems are: Problem set: 16 solved, 224 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/99 variables, 0/24 constraints. Problems are: Problem set: 16 solved, 224 unsolved
At refinement iteration 3 (OVERLAPS) 2/101 variables, 2/26 constraints. Problems are: Problem set: 16 solved, 224 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/101 variables, 0/26 constraints. Problems are: Problem set: 16 solved, 224 unsolved
At refinement iteration 5 (OVERLAPS) 286/387 variables, 101/127 constraints. Problems are: Problem set: 16 solved, 224 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/387 variables, 54/181 constraints. Problems are: Problem set: 16 solved, 224 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/387 variables, 0/181 constraints. Problems are: Problem set: 16 solved, 224 unsolved
At refinement iteration 8 (OVERLAPS) 0/387 variables, 0/181 constraints. Problems are: Problem set: 16 solved, 224 unsolved
No progress, stopping.
After SMT solving in domain Real declared 387/387 variables, and 181 constraints, problems are : Problem set: 16 solved, 224 unsolved in 6526 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 101/101 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 240/240 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 16 solved, 224 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 23/23 constraints. Problems are: Problem set: 16 solved, 224 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/99 variables, 1/24 constraints. Problems are: Problem set: 16 solved, 224 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/99 variables, 0/24 constraints. Problems are: Problem set: 16 solved, 224 unsolved
At refinement iteration 3 (OVERLAPS) 2/101 variables, 2/26 constraints. Problems are: Problem set: 16 solved, 224 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/101 variables, 0/26 constraints. Problems are: Problem set: 16 solved, 224 unsolved
At refinement iteration 5 (OVERLAPS) 286/387 variables, 101/127 constraints. Problems are: Problem set: 16 solved, 224 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/387 variables, 54/181 constraints. Problems are: Problem set: 16 solved, 224 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/387 variables, 224/405 constraints. Problems are: Problem set: 16 solved, 224 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 387/387 variables, and 405 constraints, problems are : Problem set: 16 solved, 224 unsolved in 20019 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 101/101 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 224/240 constraints, Known Traps: 0/0 constraints]
After SMT, in 27086ms problems are : Problem set: 16 solved, 224 unsolved
Search for dead transitions found 16 dead transitions in 27113ms
Found 16 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 16 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 16 transitions.
Starting structural reductions in DEADLOCK mode, iteration 1 : 101/125 places, 270/287 transitions.
Computed a total of 4 stabilizing places and 47 stable transitions
Computed a total of 4 stabilizing places and 47 stable transitions
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 101 transition count 269
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 100 transition count 269
Computed a total of 4 stabilizing places and 47 stable transitions
Computed a total of 4 stabilizing places and 47 stable transitions
Applied a total of 2 rules in 23 ms. Remains 100 /101 variables (removed 1) and now considering 269/270 (removed 1) transitions.
Finished structural reductions in DEADLOCK mode , in 2 iterations and 27248 ms. Remains : 100/125 places, 269/287 transitions.
Finished random walk after 128 steps, including 0 resets, run found a deadlock after 2 ms. (steps per millisecond=64 )
FORMULA ReachabilityDeadlock TRUE TECHNIQUES TOPOLOGICAL STRUCTURAL_REDUCTION RANDOM_WALK
Total runtime 27490 ms.
ITS solved all properties within timeout

BK_STOP 1749319239954

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ 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="CopsAndRobbers-PT-HRL023X006"
export BK_EXAMINATION="ReachabilityDeadlock"
export BK_TOOL="gold2024"
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 2-5832"
echo " Executing tool gold2024"
echo " Input is CopsAndRobbers-PT-HRL023X006, 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 r266-tall-174931350100141"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CopsAndRobbers-PT-HRL023X006.tgz
mv CopsAndRobbers-PT-HRL023X006 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.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 ;