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.r027-smll-174853774200010.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)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool gold2024
Input is BlocksWorld-PT-10, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r027-smll-174853774200010
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.9M
-rw-r--r-- 1 mcc users 7.4K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.3K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 130K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 293K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 1.6M May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Jun 18 14:08 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Jun 18 14:08 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 2.8M May 29 14:32 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of positive values
NUM_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME BlocksWorld-PT-10-UpperBounds-00
FORMULA_NAME BlocksWorld-PT-10-UpperBounds-01
FORMULA_NAME BlocksWorld-PT-10-UpperBounds-02
FORMULA_NAME BlocksWorld-PT-10-UpperBounds-03
FORMULA_NAME BlocksWorld-PT-10-UpperBounds-04
FORMULA_NAME BlocksWorld-PT-10-UpperBounds-05
FORMULA_NAME BlocksWorld-PT-10-UpperBounds-06
FORMULA_NAME BlocksWorld-PT-10-UpperBounds-07
FORMULA_NAME BlocksWorld-PT-10-UpperBounds-08
FORMULA_NAME BlocksWorld-PT-10-UpperBounds-09
FORMULA_NAME BlocksWorld-PT-10-UpperBounds-10
FORMULA_NAME BlocksWorld-PT-10-UpperBounds-11
FORMULA_NAME BlocksWorld-PT-10-UpperBounds-12
FORMULA_NAME BlocksWorld-PT-10-UpperBounds-13
FORMULA_NAME BlocksWorld-PT-10-UpperBounds-14
FORMULA_NAME BlocksWorld-PT-10-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1750273851875

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BlocksWorld-PT-10
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202405141337
[2025-06-18 19:10:54] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-18 19:10:54] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-18 19:10:55] [INFO ] Load time of PNML (sax parser for PT used): 861 ms
[2025-06-18 19:10:55] [INFO ] Transformed 2969 places.
[2025-06-18 19:10:55] [INFO ] Transformed 5725 transitions.
[2025-06-18 19:10:55] [INFO ] Found NUPN structural information;
[2025-06-18 19:10:55] [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, pred_on_table_38, pred_on_table_39, pred_on_table_40, pred_on_table_41, pred_on_table_42, pred_on_table_43, pred_on_table_44, pred_on_table_45, pred_on_table_46, pred_on_table_47, pred_on_table_48, pred_on_table_49, pred_on_table_50, pred_on_table_51, pred_on_table_52]
[2025-06-18 19:10:55] [INFO ] Parsed PT model containing 2969 places and 5725 transitions and 28602 arcs in 1173 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 19 ms.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 5725 rows 2969 cols
[2025-06-18 19:10:56] [INFO ] Computed 107 invariants in 196 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 10000 steps (2 resets) in 1086 ms. (9 steps per ms)
FORMULA BlocksWorld-PT-10-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BlocksWorld-PT-10-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BlocksWorld-PT-10-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BlocksWorld-PT-10-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BlocksWorld-PT-10-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BlocksWorld-PT-10-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BlocksWorld-PT-10-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BlocksWorld-PT-10-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BlocksWorld-PT-10-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BlocksWorld-PT-10-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BlocksWorld-PT-10-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 50005 steps (10 resets) in 533 ms. (93 steps per ms)
FORMULA BlocksWorld-PT-10-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
[2025-06-18 19:10:57] [INFO ] Invariant cache hit.
[2025-06-18 19:10:59] [INFO ] [Real]Absence check using 107 positive place invariants in 142 ms returned sat
[2025-06-18 19:11:02] [INFO ] [Real]Absence check using state equation in 3466 ms returned sat
[2025-06-18 19:11:02] [INFO ] State equation strengthened by 95 read => feed constraints.
[2025-06-18 19:11:02] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-18 19:11:02] [INFO ] [Real]Added 95 Read/Feed constraints in 116 ms returned unknown
[2025-06-18 19:11:03] [INFO ] [Real]Absence check using 107 positive place invariants in 162 ms returned sat
[2025-06-18 19:11:07] [INFO ] [Real]Absence check using state equation in 4060 ms returned unknown
[2025-06-18 19:11:08] [INFO ] [Real]Absence check using 107 positive place invariants in 179 ms returned sat
[2025-06-18 19:11:12] [INFO ] [Real]Absence check using state equation in 4154 ms returned unknown
[2025-06-18 19:11:13] [INFO ] [Real]Absence check using 107 positive place invariants in 105 ms returned sat
[2025-06-18 19:11:16] [INFO ] [Real]Absence check using state equation in 3083 ms returned sat
[2025-06-18 19:11:17] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-18 19:11:17] [INFO ] [Real]Added 95 Read/Feed constraints in 673 ms returned sat
[2025-06-18 19:11:17] [INFO ] Solution in real domain found non-integer solution.
[2025-06-18 19:11:18] [INFO ] [Nat]Absence check using 107 positive place invariants in 181 ms returned sat
[2025-06-18 19:11:22] [INFO ] [Nat]Absence check using state equation in 4274 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
Support contains 4 out of 2969 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2969/2969 places, 5725/5725 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 2969 transition count 5724
Applied a total of 1 rules in 38928 ms. Remains 2969 /2969 variables (removed 0) and now considering 5724/5725 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38951 ms. Remains : 2969/2969 places, 5724/5725 transitions.
// Phase 1: matrix 5724 rows 2969 cols
[2025-06-18 19:12:02] [INFO ] Computed 107 invariants in 48 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
RANDOM walk for 385560 steps (1 resets) in 30001 ms. (12 steps per ms)
FORMULA BlocksWorld-PT-10-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BlocksWorld-PT-10-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BlocksWorld-PT-10-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 493591 steps (1 resets) in 5001 ms. (98 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2025-06-18 19:12:37] [INFO ] Invariant cache hit.
[2025-06-18 19:12:37] [INFO ] [Real]Absence check using 107 positive place invariants in 143 ms returned sat
[2025-06-18 19:12:41] [INFO ] [Real]Absence check using state equation in 3429 ms returned sat
[2025-06-18 19:12:41] [INFO ] State equation strengthened by 94 read => feed constraints.
[2025-06-18 19:12:41] [INFO ] [Real]Added 94 Read/Feed constraints in 360 ms returned sat
[2025-06-18 19:12:42] [INFO ] Solution in real domain found non-integer solution.
[2025-06-18 19:12:42] [INFO ] [Nat]Absence check using 107 positive place invariants in 165 ms returned sat
[2025-06-18 19:12:46] [INFO ] [Nat]Absence check using state equation in 3295 ms returned sat
[2025-06-18 19:12:46] [INFO ] [Nat]Added 94 Read/Feed constraints in 678 ms returned sat
[2025-06-18 19:12:47] [INFO ] Deduced a trap composed of 55 places in 211 ms of which 15 ms to minimize.
[2025-06-18 19:12:47] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 455 ms
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[0]
FORMULA BlocksWorld-PT-10-UpperBounds-10 0 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 6 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
[2025-06-18 19:12:48] [INFO ] Flatten gal took : 790 ms
[2025-06-18 19:12:48] [INFO ] Flatten gal took : 268 ms
[2025-06-18 19:12:48] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17293272317397338791.gal : 125 ms
[2025-06-18 19:12:48] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2915436262836155833.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17293272317397338791.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2915436262836155833.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner timed out or was interrupted.

ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 114531 ms.

BK_STOP 1750273969067

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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-10"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2024"
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 2-5832"
echo " Executing tool gold2024"
echo " Input is BlocksWorld-PT-10, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r027-smll-174853774200010"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BlocksWorld-PT-10.tgz
mv BlocksWorld-PT-10 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;