Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r170-smll-174889233300101.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 itstools
Input is Railroad-PT-050, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r170-smll-174889233300101
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.9M
-rw-r--r-- 1 mcc users 8.8K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 88K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.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 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 114K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 99K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 1.4M 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 Railroad-PT-050-UpperBounds-00
FORMULA_NAME Railroad-PT-050-UpperBounds-01
FORMULA_NAME Railroad-PT-050-UpperBounds-02
FORMULA_NAME Railroad-PT-050-UpperBounds-03
FORMULA_NAME Railroad-PT-050-UpperBounds-04
FORMULA_NAME Railroad-PT-050-UpperBounds-05
FORMULA_NAME Railroad-PT-050-UpperBounds-06
FORMULA_NAME Railroad-PT-050-UpperBounds-07
FORMULA_NAME Railroad-PT-050-UpperBounds-08
FORMULA_NAME Railroad-PT-050-UpperBounds-09
FORMULA_NAME Railroad-PT-050-UpperBounds-10
FORMULA_NAME Railroad-PT-050-UpperBounds-11
FORMULA_NAME Railroad-PT-050-UpperBounds-12
FORMULA_NAME Railroad-PT-050-UpperBounds-13
FORMULA_NAME Railroad-PT-050-UpperBounds-14
FORMULA_NAME Railroad-PT-050-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1748964034194

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Railroad-PT-050
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2025-06-03 15:20:37] [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]
[2025-06-03 15:20:37] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-03 15:20:37] [INFO ] Load time of PNML (sax parser for PT used): 546 ms
[2025-06-03 15:20:37] [INFO ] Transformed 518 places.
[2025-06-03 15:20:37] [INFO ] Transformed 2756 transitions.
[2025-06-03 15:20:37] [INFO ] Found NUPN structural information;
[2025-06-03 15:20:38] [INFO ] Parsed PT model containing 518 places and 2756 transitions and 16378 arcs in 830 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 20 ms.
Deduced a syphon composed of 151 places in 66 ms
Reduce places removed 151 places and 50 transitions.
FORMULA Railroad-PT-050-UpperBounds-06 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Railroad-PT-050-UpperBounds-07 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Railroad-PT-050-UpperBounds-15 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Initiallly, because the net is safe) : Max Seen:[0, 1, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
FORMULA Railroad-PT-050-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Railroad-PT-050-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Railroad-PT-050-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Railroad-PT-050-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Railroad-PT-050-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1]
// Phase 1: matrix 2706 rows 367 cols
[2025-06-03 15:20:38] [INFO ] Invariants computation overflowed in 94 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 10000 steps (2 resets) in 312 ms. (31 steps per ms)
FORMULA Railroad-PT-050-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Railroad-PT-050-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Railroad-PT-050-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Railroad-PT-050-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Railroad-PT-050-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Railroad-PT-050-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Railroad-PT-050-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 10001 steps (2 resets) in 52 ms. (188 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
// Phase 1: matrix 2706 rows 367 cols
[2025-06-03 15:20:38] [INFO ] Invariants computation overflowed in 36 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 15:20:40] [INFO ] [Real]Absence check using state equation in 1176 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 15:20:42] [INFO ] Deduced a trap composed of 3 places in 1143 ms of which 49 ms to minimize.
[2025-06-03 15:20:42] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 15:20:43] [INFO ] [Nat]Absence check using state equation in 1142 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 15:20:44] [INFO ] Deduced a trap composed of 3 places in 991 ms of which 40 ms to minimize.
[2025-06-03 15:20:44] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1282 ms
[2025-06-03 15:20:45] [INFO ] Computed and/alt/rep : 154/259/154 causal constraints (skipped 2502 transitions) in 674 ms.
Maximisation of solution failed !
Minimization took 3 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 367 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place pl_P168_51) removed 50 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 367/367 places, 2656/2656 transitions.
Ensure Unique test removed 52 places
Iterating post reduction 0 with 52 rules applied. Total rules applied 52 place count 315 transition count 2656
Performed 50 Post agglomeration using F-continuation condition.Transition count delta: 50
Deduced a syphon composed of 50 places in 15 ms
Reduce places removed 50 places and 0 transitions.
Iterating global reduction 1 with 100 rules applied. Total rules applied 152 place count 265 transition count 2606
Applied a total of 152 rules in 1190 ms. Remains 265 /367 variables (removed 102) and now considering 2606/2656 (removed 50) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1208 ms. Remains : 265/367 places, 2606/2656 transitions.
// Phase 1: matrix 2606 rows 265 cols
[2025-06-03 15:20:48] [INFO ] Invariants computation overflowed in 16 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 1000000 steps (2 resets) in 12797 ms. (78 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 2021 ms. (494 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
// Phase 1: matrix 2606 rows 265 cols
[2025-06-03 15:21:03] [INFO ] Invariants computation overflowed in 11 ms
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 15:21:04] [INFO ] [Real]Absence check using state equation in 843 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 15:21:05] [INFO ] Deduced a trap composed of 3 places in 766 ms of which 36 ms to minimize.
[2025-06-03 15:21:05] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 15:21:06] [INFO ] [Nat]Absence check using state equation in 823 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 15:21:07] [INFO ] Deduced a trap composed of 3 places in 474 ms of which 26 ms to minimize.
[2025-06-03 15:21:07] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 629 ms
[2025-06-03 15:21:07] [INFO ] Computed and/alt/rep : 104/159/104 causal constraints (skipped 2452 transitions) in 624 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 15:21:09] [INFO ] Deduced a trap composed of 3 places in 717 ms of which 33 ms to minimize.
[2025-06-03 15:21:09] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1051 ms
[2025-06-03 15:21:10] [INFO ] Added : 34 causal constraints over 7 iterations in 3107 ms. Result :sat
Minimization took 845 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[1]
Support contains 1 out of 265 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 265/265 places, 2606/2606 transitions.
Applied a total of 0 rules in 646 ms. Remains 265 /265 variables (removed 0) and now considering 2606/2606 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 647 ms. Remains : 265/265 places, 2606/2606 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 265/265 places, 2606/2606 transitions.
Applied a total of 0 rules in 495 ms. Remains 265 /265 variables (removed 0) and now considering 2606/2606 (removed 0) transitions.
// Phase 1: matrix 2606 rows 265 cols
[2025-06-03 15:21:12] [INFO ] Invariants computation overflowed in 11 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:21:13] [INFO ] Implicit Places using invariants in 649 ms returned []
// Phase 1: matrix 2606 rows 265 cols
[2025-06-03 15:21:13] [INFO ] Invariants computation overflowed in 9 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:21:29] [INFO ] Implicit Places using invariants and state equation in 16056 ms returned [0, 1, 6, 7, 8, 11, 12, 16, 17, 18, 22, 23, 24, 27, 31, 133, 134, 136, 137, 138, 140, 141, 143, 147, 148, 149, 152, 153, 154, 156, 157, 159, 160, 162, 215, 217, 219, 225, 226, 227, 228, 231, 239, 240, 242, 244, 245, 246, 247, 248, 250, 255, 257, 260, 261]
Discarding 55 places :
Implicit Place search using SMT with State Equation took 16724 ms to find 55 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 210/265 places, 2606/2606 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 210 transition count 2602
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 206 transition count 2602
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 12 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 5 rules applied. Total rules applied 13 place count 203 transition count 2600
Applied a total of 13 rules in 94 ms. Remains 203 /210 variables (removed 7) and now considering 2600/2606 (removed 6) transitions.
// Phase 1: matrix 2600 rows 203 cols
[2025-06-03 15:21:29] [INFO ] Invariants computation overflowed in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:21:29] [INFO ] Implicit Places using invariants in 377 ms returned []
// Phase 1: matrix 2600 rows 203 cols
[2025-06-03 15:21:29] [INFO ] Invariants computation overflowed in 6 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:21:34] [INFO ] Implicit Places using invariants and state equation in 4969 ms returned []
Implicit Place search using SMT with State Equation took 5349 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 203/265 places, 2600/2606 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 22673 ms. Remains : 203/265 places, 2600/2606 transitions.
// Phase 1: matrix 2600 rows 203 cols
[2025-06-03 15:21:34] [INFO ] Invariants computation overflowed in 11 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[1]
FORMULA Railroad-PT-050-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 1000000 steps (2 resets) in 11774 ms. (84 steps per ms)
BEST_FIRST walk for 0 steps (0 resets) in 0 ms. (0 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 9 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 )
[2025-06-03 15:21:47] [INFO ] Flatten gal took : 417 ms
[2025-06-03 15:21:47] [INFO ] Flatten gal took : 185 ms
[2025-06-03 15:21:47] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12706286983494816559.gal : 83 ms
[2025-06-03 15:21:47] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5416906538246432741.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12706286983494816559.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5416906538246432741.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 70585 ms.

BK_STOP 1748964107722

--------------------
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
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /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="Railroad-PT-050"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="itstools"
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 itstools"
echo " Input is Railroad-PT-050, 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 r170-smll-174889233300101"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Railroad-PT-050.tgz
mv Railroad-PT-050 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 ;