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.r612-tall-171774431200129.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 greatspnxred
Input is BlocksWorld-PT-06, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r612-tall-171774431200129
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 16M
-rw-r--r-- 1 mcc users 253K Jun 7 06:38 CTLCardinality.txt
-rw-r--r-- 1 mcc users 1.2M Jun 7 06:38 CTLCardinality.xml
-rw-r--r-- 1 mcc users 378K Jun 7 06:38 CTLFireability.txt
-rw-r--r-- 1 mcc users 2.1M Jun 7 06:38 CTLFireability.xml
-rw-r--r-- 1 mcc users 23K Jun 7 06:44 LTLCardinality.txt
-rw-r--r-- 1 mcc users 81K Jun 7 06:44 LTLCardinality.xml
-rw-r--r-- 1 mcc users 149K Jun 7 06:44 LTLFireability.txt
-rw-r--r-- 1 mcc users 627K Jun 7 06:44 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 7 06:26 NewModel
-rw-r--r-- 1 mcc users 689K Jun 7 06:39 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 3.2M Jun 7 06:39 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 817K Jun 7 06:39 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 4.5M Jun 7 06:39 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 35K Jun 7 06:43 UpperBounds.txt
-rw-r--r-- 1 mcc users 86K 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 1.1M 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 Liveness

=== Now, execution of the tool begins

BK_START 1717745680057

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=BlocksWorld-PT-06
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-06-07 07:34:41] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2024-06-07 07:34:41] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-07 07:34:41] [INFO ] Load time of PNML (sax parser for PT used): 165 ms
[2024-06-07 07:34:41] [INFO ] Transformed 1189 places.
[2024-06-07 07:34:41] [INFO ] Transformed 2245 transitions.
[2024-06-07 07:34:41] [INFO ] Found NUPN structural information;
[2024-06-07 07:34:41] [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]
[2024-06-07 07:34:41] [INFO ] Parsed PT model containing 1189 places and 2245 transitions and 11210 arcs in 279 ms.
Discarding 33 transitions out of 2245. Remains 2212
Built sparse matrix representations for Structural reductions in 10 ms.23063KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 1189/1189 places, 2245/2245 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 277 ms. Remains 1189 /1189 variables (removed 0) and now considering 2245/2245 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 289 ms. Remains : 1189/1189 places, 2245/2245 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 1189/1189 places, 2245/2245 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 130 ms. Remains 1189 /1189 variables (removed 0) and now considering 2245/2245 (removed 0) transitions.
// Phase 1: matrix 2245 rows 1189 cols
[2024-06-07 07:34:42] [INFO ] Computed 67 invariants in 53 ms
[2024-06-07 07:34:42] [INFO ] Implicit Places using invariants in 379 ms returned []
[2024-06-07 07:34:42] [INFO ] Invariant cache hit.
[2024-06-07 07:34:43] [INFO ] State equation strengthened by 59 read => feed constraints.
[2024-06-07 07:34:43] [INFO ] Implicit Places using invariants and state equation in 945 ms returned []
Implicit Place search using SMT with State Equation took 1378 ms to find 0 implicit places.
[2024-06-07 07:34:43] [INFO ] Redundant transitions in 131 ms returned []
Running 2241 sub problems to find dead transitions.
[2024-06-07 07:34:43] [INFO ] Invariant cache hit.
[2024-06-07 07:34:43] [INFO ] State equation strengthened by 59 read => feed constraints.
Problem TDEAD1 is UNSAT
Problem TDEAD34 is UNSAT
Problem TDEAD100 is UNSAT
Problem TDEAD134 is UNSAT
Problem TDEAD168 is UNSAT
Problem TDEAD202 is UNSAT
Problem TDEAD236 is UNSAT
Problem TDEAD270 is UNSAT
Problem TDEAD304 is UNSAT
Problem TDEAD372 is UNSAT
Problem TDEAD406 is UNSAT
Problem TDEAD440 is UNSAT
Problem TDEAD474 is UNSAT
Problem TDEAD508 is UNSAT
Problem TDEAD542 is UNSAT
Problem TDEAD576 is UNSAT
Problem TDEAD610 is UNSAT
Problem TDEAD644 is UNSAT
Problem TDEAD678 is UNSAT
Problem TDEAD712 is UNSAT
Problem TDEAD746 is UNSAT
Problem TDEAD780 is UNSAT
Problem TDEAD814 is UNSAT
Problem TDEAD848 is UNSAT
Problem TDEAD882 is UNSAT
Problem TDEAD916 is UNSAT
Problem TDEAD984 is UNSAT
Problem TDEAD1018 is UNSAT
Problem TDEAD1052 is UNSAT
Problem TDEAD1086 is UNSAT
Problem TDEAD1120 is UNSAT
Problem TDEAD1188 is UNSAT
Problem TDEAD1252 is UNSAT
Problem TDEAD1314 is UNSAT
Problem TDEAD1374 is UNSAT
Problem TDEAD1432 is UNSAT
Problem TDEAD1488 is UNSAT
Problem TDEAD1542 is UNSAT
Problem TDEAD1644 is UNSAT
Problem TDEAD1692 is UNSAT
Problem TDEAD1738 is UNSAT
Problem TDEAD1782 is UNSAT
Problem TDEAD1824 is UNSAT
Problem TDEAD1864 is UNSAT
Problem TDEAD1902 is UNSAT
Problem TDEAD1938 is UNSAT
Problem TDEAD1972 is UNSAT
Problem TDEAD2004 is UNSAT
Problem TDEAD2034 is UNSAT
Problem TDEAD2062 is UNSAT
Problem TDEAD2088 is UNSAT
Problem TDEAD2112 is UNSAT
Problem TDEAD2134 is UNSAT
Problem TDEAD2154 is UNSAT
Problem TDEAD2172 is UNSAT
Problem TDEAD2202 is UNSAT
Problem TDEAD2214 is UNSAT
Problem TDEAD2224 is UNSAT
Problem TDEAD2232 is UNSAT
Problem TDEAD2238 is UNSAT
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/1185 variables, 60/60 constraints. Problems are: Problem set: 60 solved, 2181 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1185/3434 variables, and 60 constraints, problems are : Problem set: 60 solved, 2181 unsolved in 30077 ms.
Refiners :[Positive P Invariants (semi-flows): 60/67 constraints, State Equation: 0/1189 constraints, ReadFeed: 0/59 constraints, PredecessorRefiner: 2211/1123 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 60 solved, 2181 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1155 variables, 4/4 constraints. Problems are: Problem set: 60 solved, 2181 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1155/3434 variables, and 4 constraints, problems are : Problem set: 60 solved, 2181 unsolved in 30043 ms.
Refiners :[Positive P Invariants (semi-flows): 4/67 constraints, State Equation: 0/1189 constraints, ReadFeed: 0/59 constraints, PredecessorRefiner: 1088/1123 constraints, Known Traps: 0/0 constraints]
After SMT, in 76665ms problems are : Problem set: 60 solved, 2181 unsolved
Search for dead transitions found 60 dead transitions in 76721ms
Found 60 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 60 transitions
Dead transitions reduction (with SMT) removed 60 transitions
Starting structural reductions in DEADLOCK mode, iteration 1 : 1189/1189 places, 2185/2245 transitions.
Computed a total of 30 stabilizing places and 0 stable transitions
Graph (complete) has 6343 edges and 1189 vertex of which 1159 are kept as prefixes of interest. Removing 30 places using SCC suffix rule.7 ms
Discarding 30 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 132 ms. Remains 1159 /1189 variables (removed 30) and now considering 2185/2185 (removed 0) transitions.
// Phase 1: matrix 2185 rows 1159 cols
[2024-06-07 07:36:00] [INFO ] Computed 67 invariants in 13 ms
[2024-06-07 07:36:00] [INFO ] Implicit Places using invariants in 153 ms returned []
[2024-06-07 07:36:00] [INFO ] Invariant cache hit.
[2024-06-07 07:36:01] [INFO ] State equation strengthened by 7 read => feed constraints.
[2024-06-07 07:36:01] [INFO ] Implicit Places using invariants and state equation in 763 ms returned []
Implicit Place search using SMT with State Equation took 918 ms to find 0 implicit places.
Starting structural reductions in DEADLOCK mode, iteration 2 : 1159/1189 places, 2185/2245 transitions.
Finished structural reductions in DEADLOCK mode , in 2 iterations and 79444 ms. Remains : 1159/1189 places, 2185/2245 transitions.
Random walk for 1250000 steps, including 0 resets, run took 29423 ms (no deadlock found). (steps per millisecond=42 )
Random directed walk for 1250000 steps, including 0 resets, run took 20983 ms (no deadlock found). (steps per millisecond=59 )
[2024-06-07 07:36:51] [INFO ] Invariant cache hit.
[2024-06-07 07:36:52] [INFO ] [Real]Absence check using 67 positive place invariants in 240 ms returned sat
[2024-06-07 07:36:56] [INFO ] [Real]Absence check using state equation in 4069 ms returned sat
[2024-06-07 07:36:56] [INFO ] Solution in real domain found non-integer solution.
[2024-06-07 07:36:57] [INFO ] [Nat]Absence check using 67 positive place invariants in 194 ms returned sat
[2024-06-07 07:37:03] [INFO ] [Nat]Absence check using state equation in 5831 ms returned sat
[2024-06-07 07:37:03] [INFO ] State equation strengthened by 7 read => feed constraints.
[2024-06-07 07:37:03] [INFO ] [Nat]Added 7 Read/Feed constraints in 31 ms returned sat
[2024-06-07 07:37:04] [INFO ] Deduced a trap composed of 66 places in 770 ms of which 57 ms to minimize.
[2024-06-07 07:37:04] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 876 ms
Starting structural reductions in LIVENESS mode, iteration 0 : 1189/1189 places, 2245/2245 transitions.
Applied a total of 0 rules in 18 ms. Remains 1189 /1189 variables (removed 0) and now considering 2245/2245 (removed 0) transitions.
// Phase 1: matrix 2245 rows 1189 cols
[2024-06-07 07:37:04] [INFO ] Computed 67 invariants in 11 ms
[2024-06-07 07:37:05] [INFO ] Implicit Places using invariants in 922 ms returned []
[2024-06-07 07:37:05] [INFO ] Invariant cache hit.
[2024-06-07 07:37:05] [INFO ] State equation strengthened by 59 read => feed constraints.
[2024-06-07 07:37:07] [INFO ] Implicit Places using invariants and state equation in 2353 ms returned []
Implicit Place search using SMT with State Equation took 3277 ms to find 0 implicit places.
Running 2241 sub problems to find dead transitions.
[2024-06-07 07:37:07] [INFO ] Invariant cache hit.
[2024-06-07 07:37:07] [INFO ] State equation strengthened by 59 read => feed constraints.
Problem TDEAD1 is UNSAT
Problem TDEAD34 is UNSAT
Problem TDEAD100 is UNSAT
Problem TDEAD134 is UNSAT
Problem TDEAD168 is UNSAT
Problem TDEAD202 is UNSAT
Problem TDEAD236 is UNSAT
Problem TDEAD270 is UNSAT
Problem TDEAD304 is UNSAT
Problem TDEAD372 is UNSAT
Problem TDEAD406 is UNSAT
Problem TDEAD440 is UNSAT
Problem TDEAD474 is UNSAT
Problem TDEAD508 is UNSAT
Problem TDEAD542 is UNSAT
Problem TDEAD576 is UNSAT
Problem TDEAD610 is UNSAT
Problem TDEAD644 is UNSAT
Problem TDEAD678 is UNSAT
Problem TDEAD712 is UNSAT
Problem TDEAD746 is UNSAT
Problem TDEAD780 is UNSAT
Problem TDEAD814 is UNSAT
Problem TDEAD848 is UNSAT
Problem TDEAD882 is UNSAT
Problem TDEAD916 is UNSAT
Problem TDEAD984 is UNSAT
Problem TDEAD1018 is UNSAT
Problem TDEAD1052 is UNSAT
Problem TDEAD1086 is UNSAT
Problem TDEAD1120 is UNSAT
Problem TDEAD1188 is UNSAT
Problem TDEAD1252 is UNSAT
Problem TDEAD1314 is UNSAT
Problem TDEAD1374 is UNSAT
Problem TDEAD1432 is UNSAT
Problem TDEAD1488 is UNSAT
Problem TDEAD1542 is UNSAT
Problem TDEAD1644 is UNSAT
Problem TDEAD1692 is UNSAT
Problem TDEAD1738 is UNSAT
Problem TDEAD1782 is UNSAT
Problem TDEAD1824 is UNSAT
Problem TDEAD1864 is UNSAT
Problem TDEAD1902 is UNSAT
Problem TDEAD1938 is UNSAT
Problem TDEAD1972 is UNSAT
Problem TDEAD2004 is UNSAT
Problem TDEAD2034 is UNSAT
Problem TDEAD2062 is UNSAT
Problem TDEAD2088 is UNSAT
Problem TDEAD2112 is UNSAT
Problem TDEAD2134 is UNSAT
Problem TDEAD2154 is UNSAT
Problem TDEAD2172 is UNSAT
Problem TDEAD2202 is UNSAT
Problem TDEAD2214 is UNSAT
Problem TDEAD2224 is UNSAT
Problem TDEAD2232 is UNSAT
Problem TDEAD2238 is UNSAT
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/1185 variables, 60/60 constraints. Problems are: Problem set: 60 solved, 2181 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1185/3434 variables, and 60 constraints, problems are : Problem set: 60 solved, 2181 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 60/67 constraints, State Equation: 0/1189 constraints, ReadFeed: 0/59 constraints, PredecessorRefiner: 2211/1123 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 60 solved, 2181 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1155 variables, 4/4 constraints. Problems are: Problem set: 60 solved, 2181 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1155/3434 variables, and 4 constraints, problems are : Problem set: 60 solved, 2181 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 4/67 constraints, State Equation: 0/1189 constraints, ReadFeed: 0/59 constraints, PredecessorRefiner: 1088/1123 constraints, Known Traps: 0/0 constraints]
After SMT, in 75931ms problems are : Problem set: 60 solved, 2181 unsolved
Search for dead transitions found 60 dead transitions in 75954ms
Found 60 dead transitions using SMT.
FORMULA Liveness FALSE TECHNIQUES QUASILIVENESS_TEST
Total runtime 222302 ms.
ITS solved all properties within timeout

BK_STOP 1717745903535

--------------------
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 Liveness -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-06"
export BK_EXAMINATION="Liveness"
export BK_TOOL="greatspnxred"
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 greatspnxred"
echo " Input is BlocksWorld-PT-06, examination is Liveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r612-tall-171774431200129"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BlocksWorld-PT-06.tgz
mv BlocksWorld-PT-06 execution
cd execution
if [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "UpperBounds" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] || [ "Liveness" = "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 [ "Liveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "Liveness" != "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 "Liveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property Liveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "Liveness.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 '' Liveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] ; then
echo "FORMULA_NAME Liveness"
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 ;