Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2022-input.r252-smll-165303245100009.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2022-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
............................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool gold2021
Input is SimpleLoadBal-PT-05, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r252-smll-165303245100009
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 384K
-rw-r--r-- 1 mcc users 8.3K Apr 29 14:19 CTLCardinality.txt
-rw-r--r-- 1 mcc users 71K Apr 29 14:19 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K Apr 29 14:18 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K Apr 29 14:18 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:34 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.0K May 9 09:02 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 9 09:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.2K May 9 09:02 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 9 09:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 9 09:02 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 9 09:02 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 10 09:34 equiv_col
-rw-r--r-- 1 mcc users 3 May 10 09:34 instance
-rw-r--r-- 1 mcc users 6 May 10 09:34 iscolored
-rw-r--r-- 1 mcc users 155K May 10 09:34 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 1653074522347

Running Version 0
[2022-05-20 19:22:05] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -spotpath, /home/mcc/BenchKit/bin//..//ltlfilt, -z3path, /home/mcc/BenchKit/bin//..//z3/bin/z3, -yices2path, /home/mcc/BenchKit/bin//..//yices/bin/yices, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2022-05-20 19:22:05] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-20 19:22:05] [INFO ] Load time of PNML (sax parser for PT used): 131 ms
[2022-05-20 19:22:05] [INFO ] Transformed 59 places.
[2022-05-20 19:22:05] [INFO ] Transformed 180 transitions.
[2022-05-20 19:22:05] [INFO ] Found NUPN structural information;
[2022-05-20 19:22:05] [INFO ] Completing missing partition info from NUPN : creating a component with [P_client_idle_1, P_client_idle_2, P_client_idle_3, P_client_idle_4, P_client_idle_5, P_client_waiting_1, P_client_waiting_2, P_client_waiting_3, P_client_waiting_4, P_client_waiting_5, P_client_request_1, P_client_request_2, P_client_request_3, P_client_request_4, P_client_request_5, P_client_ack_1, P_client_ack_2, P_client_ack_3, P_client_ack_4, P_client_ack_5, P_server_idle_1, P_server_idle_2, P_server_waiting_1, P_server_waiting_2, P_server_processed_1, P_server_processed_2, P_server_notification_1, P_server_notification_2, P_server_notification_ack_1, P_server_notification_ack_2, P_server_request_1_1, P_server_request_1_2, P_server_request_2_1, P_server_request_2_2, P_server_request_3_1, P_server_request_3_2, P_server_request_4_1, P_server_request_4_2, P_server_request_5_1, P_server_request_5_2, P_lb_idle_1, P_lb_routing_1_1, P_lb_routing_1_2, P_lb_routing_1_3, P_lb_routing_1_4, P_lb_routing_1_5, P_lb_balancing_1, P_lb_load_1_0, P_lb_load_1_1, P_lb_load_1_2, P_lb_load_1_3, P_lb_load_1_4, P_lb_load_1_5, P_lb_load_2_0, P_lb_load_2_1, P_lb_load_2_2, P_lb_load_2_3, P_lb_load_2_4, P_lb_load_2_5]
[2022-05-20 19:22:05] [INFO ] Parsed PT model containing 59 places and 180 transitions in 227 ms.
Built sparse matrix representations for Structural reductions in 12 ms.17789KB memory used
Starting structural reductions, iteration 0 : 59/59 places, 180/180 transitions.
Applied a total of 0 rules in 46 ms. Remains 59 /59 variables (removed 0) and now considering 180/180 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 59/59 places, 180/180 transitions.
Starting structural reductions, iteration 0 : 59/59 places, 180/180 transitions.
Applied a total of 0 rules in 25 ms. Remains 59 /59 variables (removed 0) and now considering 180/180 (removed 0) transitions.
[2022-05-20 19:22:06] [INFO ] Flow matrix only has 140 transitions (discarded 40 similar events)
// Phase 1: matrix 140 rows 59 cols
[2022-05-20 19:22:06] [INFO ] Computed 19 place invariants in 21 ms
[2022-05-20 19:22:06] [INFO ] Implicit Places using invariants in 226 ms returned []
[2022-05-20 19:22:06] [INFO ] Flow matrix only has 140 transitions (discarded 40 similar events)
// Phase 1: matrix 140 rows 59 cols
[2022-05-20 19:22:06] [INFO ] Computed 19 place invariants in 5 ms
[2022-05-20 19:22:06] [INFO ] State equation strengthened by 61 read => feed constraints.
[2022-05-20 19:22:06] [INFO ] Implicit Places using invariants and state equation in 168 ms returned []
Implicit Place search using SMT with State Equation took 441 ms to find 0 implicit places.
[2022-05-20 19:22:06] [INFO ] Redundant transitions in 7 ms returned []
[2022-05-20 19:22:06] [INFO ] Flow matrix only has 140 transitions (discarded 40 similar events)
// Phase 1: matrix 140 rows 59 cols
[2022-05-20 19:22:06] [INFO ] Computed 19 place invariants in 9 ms
[2022-05-20 19:22:06] [INFO ] Dead Transitions using invariants and state equation in 284 ms returned [36, 37, 38, 46, 47, 48, 56, 57, 58, 66, 67, 68, 76, 77, 78, 82, 83, 87, 88, 92, 93, 97, 98, 102, 103, 126, 127, 128, 129, 145, 146, 147, 148, 149, 165, 166, 167, 168, 169]
Found 39 dead transitions using SMT.
Drop transitions removed 39 transitions
Dead transitions reduction (with SMT) removed 39 transitions :[169, 168, 167, 166, 165, 149, 148, 147, 146, 145, 129, 128, 127, 126, 103, 102, 98, 97, 93, 92, 88, 87, 83, 82, 78, 77, 76, 68, 67, 66, 58, 57, 56, 48, 47, 46, 38, 37, 36]
Starting structural reductions, iteration 1 : 59/59 places, 141/180 transitions.
Reduce places removed 0 places and 4 transitions.
Graph (complete) has 407 edges and 59 vertex of which 57 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.6 ms
Discarding 2 places :
Also discarding 0 output transitions
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 57 transition count 137
Reduce places removed 0 places and 8 transitions.
Graph (complete) has 382 edges and 57 vertex of which 56 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 0 output transitions
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 56 transition count 129
Applied a total of 2 rules in 33 ms. Remains 56 /59 variables (removed 3) and now considering 129/141 (removed 12) transitions.
[2022-05-20 19:22:06] [INFO ] Flow matrix only has 104 transitions (discarded 25 similar events)
// Phase 1: matrix 104 rows 56 cols
[2022-05-20 19:22:06] [INFO ] Computed 19 place invariants in 4 ms
[2022-05-20 19:22:06] [INFO ] Implicit Places using invariants in 61 ms returned []
[2022-05-20 19:22:06] [INFO ] Flow matrix only has 104 transitions (discarded 25 similar events)
// Phase 1: matrix 104 rows 56 cols
[2022-05-20 19:22:06] [INFO ] Computed 19 place invariants in 4 ms
[2022-05-20 19:22:07] [INFO ] State equation strengthened by 43 read => feed constraints.
[2022-05-20 19:22:07] [INFO ] Implicit Places using invariants and state equation in 164 ms returned []
Implicit Place search using SMT with State Equation took 227 ms to find 0 implicit places.
Finished structural reductions, in 2 iterations. Remains : 56/59 places, 129/180 transitions.
Random walk for 1250000 steps, including 0 resets, run took 2982 ms (no deadlock found). (steps per millisecond=419 )
Random directed walk for 1250001 steps, including 0 resets, run took 2084 ms (no deadlock found). (steps per millisecond=599 )
[2022-05-20 19:22:12] [INFO ] Flow matrix only has 104 transitions (discarded 25 similar events)
// Phase 1: matrix 104 rows 56 cols
[2022-05-20 19:22:12] [INFO ] Computed 19 place invariants in 2 ms
[2022-05-20 19:22:12] [INFO ] [Real]Absence check using 17 positive place invariants in 8 ms returned sat
[2022-05-20 19:22:12] [INFO ] [Real]Absence check using 17 positive and 2 generalized place invariants in 2 ms returned sat
[2022-05-20 19:22:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 19:22:12] [INFO ] [Real]Absence check using state equation in 53 ms returned sat
[2022-05-20 19:22:12] [INFO ] Solution in real domain found non-integer solution.
[2022-05-20 19:22:12] [INFO ] [Nat]Absence check using 17 positive place invariants in 8 ms returned sat
[2022-05-20 19:22:12] [INFO ] [Nat]Absence check using 17 positive and 2 generalized place invariants in 2 ms returned sat
[2022-05-20 19:22:12] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-20 19:22:12] [INFO ] [Nat]Absence check using state equation in 53 ms returned sat
[2022-05-20 19:22:12] [INFO ] State equation strengthened by 43 read => feed constraints.
[2022-05-20 19:22:12] [INFO ] [Nat]Added 43 Read/Feed constraints in 11 ms returned sat
[2022-05-20 19:22:12] [INFO ] Deduced a trap composed of 9 places in 71 ms of which 7 ms to minimize.
[2022-05-20 19:22:12] [INFO ] Deduced a trap composed of 6 places in 64 ms of which 2 ms to minimize.
[2022-05-20 19:22:12] [INFO ] Deduced a trap composed of 6 places in 56 ms of which 2 ms to minimize.
[2022-05-20 19:22:12] [INFO ] Deduced a trap composed of 7 places in 48 ms of which 2 ms to minimize.
[2022-05-20 19:22:12] [INFO ] Deduced a trap composed of 7 places in 58 ms of which 2 ms to minimize.
[2022-05-20 19:22:12] [INFO ] Deduced a trap composed of 6 places in 58 ms of which 0 ms to minimize.
[2022-05-20 19:22:12] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 6 trap constraints in 469 ms
Starting structural reductions, iteration 0 : 59/59 places, 180/180 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 57 transition count 178
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 0 with 15 rules applied. Total rules applied 19 place count 47 transition count 173
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 0 with 10 rules applied. Total rules applied 29 place count 42 transition count 168
Applied a total of 29 rules in 36 ms. Remains 42 /59 variables (removed 17) and now considering 168/180 (removed 12) transitions.
[2022-05-20 19:22:12] [INFO ] Flow matrix only has 128 transitions (discarded 40 similar events)
// Phase 1: matrix 128 rows 42 cols
[2022-05-20 19:22:12] [INFO ] Computed 14 place invariants in 4 ms
[2022-05-20 19:22:13] [INFO ] Implicit Places using invariants in 136 ms returned [7, 8]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 145 ms to find 2 implicit places.
[2022-05-20 19:22:13] [INFO ] Flow matrix only has 128 transitions (discarded 40 similar events)
// Phase 1: matrix 128 rows 40 cols
[2022-05-20 19:22:13] [INFO ] Computed 12 place invariants in 3 ms
[2022-05-20 19:22:13] [INFO ] Dead Transitions using invariants and state equation in 225 ms returned [14, 15, 16, 24, 25, 26, 34, 35, 36, 44, 45, 46, 54, 55, 56, 60, 61, 65, 66, 70, 71, 75, 76, 80, 81, 104, 105, 106, 107, 123, 124, 125, 126, 127, 143, 144, 145, 146, 147]
Found 39 dead transitions using SMT.
FORMULA Liveness FALSE TECHNIQUES QUASILIVENESS_TEST

BK_STOP 1653074534686

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

+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ Liveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution Liveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ cut -d . -f 9
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202104292328.jar
+ VERSION=0
+ echo 'Running Version 0'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination Liveness -spotpath /home/mcc/BenchKit/bin//..//ltlfilt -z3path /home/mcc/BenchKit/bin//..//z3/bin/z3 -yices2path /home/mcc/BenchKit/bin//..//yices/bin/yices -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss128m -Xms40m -Xmx16000m

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="SimpleLoadBal-PT-05"
export BK_EXAMINATION="Liveness"
export BK_TOOL="gold2021"
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 2-4028"
echo " Executing tool gold2021"
echo " Input is SimpleLoadBal-PT-05, 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 r252-smll-165303245100009"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SimpleLoadBal-PT-05.tgz
mv SimpleLoadBal-PT-05 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 ;