fond
Model Checking Contest 2023
13th edition, Paris, France, April 26, 2023 (at TOOLympics II)
Execution of r389-oct2-167903713300259
Last Updated
May 14, 2023

About the Execution of ITS-Tools for ShieldIIPt-PT-010A

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
483.184 26916.00 44220.00 1331.30 TTFFFTFTTFFTFFTF normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r389-oct2-167903713300259.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 backing_fmt=qcow2 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
......................
=====================================================================
Generated by BenchKit 2-5348
Executing tool itstools
Input is ShieldIIPt-PT-010A, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r389-oct2-167903713300259
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 460K
-rw-r--r-- 1 mcc users 6.2K Feb 25 17:15 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K Feb 25 17:15 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Feb 25 17:08 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K Feb 25 17:08 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 16:56 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Feb 25 16:56 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Feb 25 16:56 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Feb 25 16:56 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.3K Feb 25 17:24 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 97K Feb 25 17:24 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Feb 25 17:20 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 68K Feb 25 17:20 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:56 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:56 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 53K Mar 5 18:23 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME ShieldIIPt-PT-010A-LTLCardinality-00
FORMULA_NAME ShieldIIPt-PT-010A-LTLCardinality-01
FORMULA_NAME ShieldIIPt-PT-010A-LTLCardinality-02
FORMULA_NAME ShieldIIPt-PT-010A-LTLCardinality-03
FORMULA_NAME ShieldIIPt-PT-010A-LTLCardinality-04
FORMULA_NAME ShieldIIPt-PT-010A-LTLCardinality-05
FORMULA_NAME ShieldIIPt-PT-010A-LTLCardinality-06
FORMULA_NAME ShieldIIPt-PT-010A-LTLCardinality-07
FORMULA_NAME ShieldIIPt-PT-010A-LTLCardinality-08
FORMULA_NAME ShieldIIPt-PT-010A-LTLCardinality-09
FORMULA_NAME ShieldIIPt-PT-010A-LTLCardinality-10
FORMULA_NAME ShieldIIPt-PT-010A-LTLCardinality-11
FORMULA_NAME ShieldIIPt-PT-010A-LTLCardinality-12
FORMULA_NAME ShieldIIPt-PT-010A-LTLCardinality-13
FORMULA_NAME ShieldIIPt-PT-010A-LTLCardinality-14
FORMULA_NAME ShieldIIPt-PT-010A-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1679184745761

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldIIPt-PT-010A
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202303021504
[2023-03-19 00:12:28] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2023-03-19 00:12:28] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-19 00:12:28] [INFO ] Load time of PNML (sax parser for PT used): 49 ms
[2023-03-19 00:12:28] [INFO ] Transformed 193 places.
[2023-03-19 00:12:28] [INFO ] Transformed 143 transitions.
[2023-03-19 00:12:28] [INFO ] Found NUPN structural information;
[2023-03-19 00:12:28] [INFO ] Parsed PT model containing 193 places and 143 transitions and 606 arcs in 127 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 8 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
FORMULA ShieldIIPt-PT-010A-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-010A-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-010A-LTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-010A-LTLCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-010A-LTLCardinality-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-010A-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-010A-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-010A-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-010A-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-010A-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 27 out of 193 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 193/193 places, 142/142 transitions.
Applied a total of 0 rules in 31 ms. Remains 193 /193 variables (removed 0) and now considering 142/142 (removed 0) transitions.
// Phase 1: matrix 142 rows 193 cols
[2023-03-19 00:12:28] [INFO ] Computed 91 place invariants in 7 ms
[2023-03-19 00:12:28] [INFO ] Implicit Places using invariants in 579 ms returned []
[2023-03-19 00:12:28] [INFO ] Invariant cache hit.
[2023-03-19 00:12:29] [INFO ] Implicit Places using invariants and state equation in 249 ms returned []
Implicit Place search using SMT with State Equation took 861 ms to find 0 implicit places.
[2023-03-19 00:12:29] [INFO ] Invariant cache hit.
[2023-03-19 00:12:29] [INFO ] Dead Transitions using invariants and state equation in 104 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 997 ms. Remains : 193/193 places, 142/142 transitions.
Support contains 27 out of 193 places after structural reductions.
[2023-03-19 00:12:29] [INFO ] Flatten gal took : 51 ms
[2023-03-19 00:12:29] [INFO ] Flatten gal took : 19 ms
[2023-03-19 00:12:29] [INFO ] Input system was already deterministic with 142 transitions.
Support contains 23 out of 193 places (down from 27) after GAL structural reductions.
Finished random walk after 3124 steps, including 0 resets, run visited all 13 properties in 80 ms. (steps per millisecond=39 )
Computed a total of 1 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((X(G(p1))||p0)))))'
Support contains 4 out of 193 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 193/193 places, 142/142 transitions.
Applied a total of 0 rules in 12 ms. Remains 193 /193 variables (removed 0) and now considering 142/142 (removed 0) transitions.
[2023-03-19 00:12:30] [INFO ] Invariant cache hit.
[2023-03-19 00:12:30] [INFO ] Implicit Places using invariants in 263 ms returned []
[2023-03-19 00:12:30] [INFO ] Invariant cache hit.
[2023-03-19 00:12:30] [INFO ] Implicit Places using invariants and state equation in 311 ms returned []
Implicit Place search using SMT with State Equation took 577 ms to find 0 implicit places.
[2023-03-19 00:12:30] [INFO ] Invariant cache hit.
[2023-03-19 00:12:30] [INFO ] Dead Transitions using invariants and state equation in 138 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 729 ms. Remains : 193/193 places, 142/142 transitions.
Stuttering acceptance computed with spot in 384 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldIIPt-PT-010A-LTLCardinality-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(NOT p1), acceptance={} source=2 dest: 0}, { cond=p1, acceptance={} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 1}], [{ cond=true, acceptance={} source=4 dest: 3}], [{ cond=true, acceptance={} source=5 dest: 4}]], initial=5, aps=[p0:(OR (EQ s144 0) (EQ s147 1)), p1:(OR (EQ s98 0) (EQ s89 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 25000 reset in 463 ms.
Product exploration explored 100000 steps with 25000 reset in 445 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p1), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 143 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 169 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 158 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=79 )
Knowledge obtained : [(AND p0 p1), true]
False Knowledge obtained : [(F (NOT p0)), (F (NOT p1))]
Knowledge based reduction with 2 factoid took 148 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 219 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 237 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 193 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 193/193 places, 142/142 transitions.
Applied a total of 0 rules in 20 ms. Remains 193 /193 variables (removed 0) and now considering 142/142 (removed 0) transitions.
[2023-03-19 00:12:33] [INFO ] Invariant cache hit.
[2023-03-19 00:12:33] [INFO ] Implicit Places using invariants in 224 ms returned []
[2023-03-19 00:12:33] [INFO ] Invariant cache hit.
[2023-03-19 00:12:33] [INFO ] Implicit Places using invariants and state equation in 278 ms returned []
Implicit Place search using SMT with State Equation took 506 ms to find 0 implicit places.
[2023-03-19 00:12:33] [INFO ] Invariant cache hit.
[2023-03-19 00:12:33] [INFO ] Dead Transitions using invariants and state equation in 151 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 681 ms. Remains : 193/193 places, 142/142 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p1), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 719 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 414 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 1164 steps, including 0 resets, run visited all 2 properties in 13 ms. (steps per millisecond=89 )
Knowledge obtained : [(AND p0 p1), true]
False Knowledge obtained : [(F (NOT p0)), (F (NOT p1))]
Knowledge based reduction with 2 factoid took 223 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 237 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 207 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 300 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 25000 reset in 342 ms.
Product exploration explored 100000 steps with 25000 reset in 296 ms.
Applying partial POR strategy [true, false, true, false, false, false]
Stuttering acceptance computed with spot in 337 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 193 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 193/193 places, 142/142 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 193 transition count 142
Deduced a syphon composed of 1 places in 1 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 193 transition count 142
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 2 places in 1 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 193 transition count 142
Deduced a syphon composed of 2 places in 1 ms
Applied a total of 2 rules in 48 ms. Remains 193 /193 variables (removed 0) and now considering 142/142 (removed 0) transitions.
[2023-03-19 00:12:37] [INFO ] Redundant transitions in 4 ms returned []
// Phase 1: matrix 142 rows 193 cols
[2023-03-19 00:12:37] [INFO ] Computed 91 place invariants in 7 ms
[2023-03-19 00:12:37] [INFO ] Dead Transitions using invariants and state equation in 252 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 193/193 places, 142/142 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 325 ms. Remains : 193/193 places, 142/142 transitions.
Built C files in :
/tmp/ltsmin11317613999756595118
[2023-03-19 00:12:37] [INFO ] Built C files in 15ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11317613999756595118
Running compilation step : cd /tmp/ltsmin11317613999756595118;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 457 ms.
Running link step : cd /tmp/ltsmin11317613999756595118;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 73 ms.
Running LTSmin : cd /tmp/ltsmin11317613999756595118;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased17108225292402801815.hoa' '--buchi-type=spotba'
LTSmin run took 453 ms.
FORMULA ShieldIIPt-PT-010A-LTLCardinality-01 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldIIPt-PT-010A-LTLCardinality-01 finished in 8505 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((F(p0)&&X(X(G(!p0)))) U !p1)))'
Support contains 6 out of 193 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 193/193 places, 142/142 transitions.
Applied a total of 0 rules in 22 ms. Remains 193 /193 variables (removed 0) and now considering 142/142 (removed 0) transitions.
// Phase 1: matrix 142 rows 193 cols
[2023-03-19 00:12:38] [INFO ] Computed 91 place invariants in 16 ms
[2023-03-19 00:12:38] [INFO ] Implicit Places using invariants in 178 ms returned []
[2023-03-19 00:12:38] [INFO ] Invariant cache hit.
[2023-03-19 00:12:39] [INFO ] Implicit Places using invariants and state equation in 335 ms returned []
Implicit Place search using SMT with State Equation took 516 ms to find 0 implicit places.
[2023-03-19 00:12:39] [INFO ] Invariant cache hit.
[2023-03-19 00:12:39] [INFO ] Dead Transitions using invariants and state equation in 172 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 711 ms. Remains : 193/193 places, 142/142 transitions.
Stuttering acceptance computed with spot in 423 ms :[p1, p1, (NOT p0), p0, p0, true]
Running random walk in product with property : ShieldIIPt-PT-010A-LTLCardinality-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p1, acceptance={0} source=1 dest: 1}, { cond=(AND p1 (NOT p0)), acceptance={0} source=1 dest: 2}, { cond=p1, acceptance={0} source=1 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 4}], [{ cond=(NOT p0), acceptance={} source=4 dest: 4}, { cond=p0, acceptance={} source=4 dest: 5}], [{ cond=true, acceptance={0} source=5 dest: 5}]], initial=0, aps=[p1:(OR (EQ s54 0) (EQ s30 1) (EQ s24 0) (EQ s44 1)), p0:(OR (EQ s187 0) (EQ s165 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 5 steps with 0 reset in 0 ms.
FORMULA ShieldIIPt-PT-010A-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-010A-LTLCardinality-02 finished in 1167 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(G(p0)))))'
Support contains 1 out of 193 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 193/193 places, 142/142 transitions.
Applied a total of 0 rules in 3 ms. Remains 193 /193 variables (removed 0) and now considering 142/142 (removed 0) transitions.
[2023-03-19 00:12:39] [INFO ] Invariant cache hit.
[2023-03-19 00:12:39] [INFO ] Implicit Places using invariants in 308 ms returned []
[2023-03-19 00:12:39] [INFO ] Invariant cache hit.
[2023-03-19 00:12:40] [INFO ] Implicit Places using invariants and state equation in 243 ms returned []
Implicit Place search using SMT with State Equation took 555 ms to find 0 implicit places.
[2023-03-19 00:12:40] [INFO ] Invariant cache hit.
[2023-03-19 00:12:40] [INFO ] Dead Transitions using invariants and state equation in 207 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 779 ms. Remains : 193/193 places, 142/142 transitions.
Stuttering acceptance computed with spot in 174 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldIIPt-PT-010A-LTLCardinality-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 4}], [{ cond=true, acceptance={} source=4 dest: 2}]], initial=3, aps=[p0:(EQ s60 0)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA ShieldIIPt-PT-010A-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-010A-LTLCardinality-09 finished in 977 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((p0 U X(p1)))))'
Support contains 4 out of 193 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 193/193 places, 142/142 transitions.
Applied a total of 0 rules in 5 ms. Remains 193 /193 variables (removed 0) and now considering 142/142 (removed 0) transitions.
[2023-03-19 00:12:40] [INFO ] Invariant cache hit.
[2023-03-19 00:12:40] [INFO ] Implicit Places using invariants in 162 ms returned []
[2023-03-19 00:12:40] [INFO ] Invariant cache hit.
[2023-03-19 00:12:41] [INFO ] Implicit Places using invariants and state equation in 197 ms returned []
Implicit Place search using SMT with State Equation took 374 ms to find 0 implicit places.
[2023-03-19 00:12:41] [INFO ] Invariant cache hit.
[2023-03-19 00:12:41] [INFO ] Dead Transitions using invariants and state equation in 179 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 559 ms. Remains : 193/193 places, 142/142 transitions.
Stuttering acceptance computed with spot in 171 ms :[(NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : ShieldIIPt-PT-010A-LTLCardinality-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 1}, { cond=p0, acceptance={0} source=0 dest: 2}], [{ cond=(NOT p1), acceptance={} source=1 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(OR (EQ s181 0) (EQ s54 1)), p1:(OR (EQ s92 0) (EQ s118 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 33233 reset in 335 ms.
Product exploration explored 100000 steps with 33296 reset in 386 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), true, (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 413 ms. Reduced automaton from 3 states, 8 edges and 2 AP (stutter sensitive) to 3 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 169 ms :[(NOT p1), (NOT p1), (NOT p1)]
Finished random walk after 5460 steps, including 1 resets, run visited all 4 properties in 63 ms. (steps per millisecond=86 )
Knowledge obtained : [(AND p0 p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), true, (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1))]
False Knowledge obtained : [(F (AND p0 (NOT p1))), (F (NOT p0)), (F (AND (NOT p0) (NOT p1))), (F (NOT p1))]
Knowledge based reduction with 9 factoid took 657 ms. Reduced automaton from 3 states, 8 edges and 2 AP (stutter sensitive) to 3 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 171 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 175 ms :[(NOT p1), (NOT p1), (NOT p1)]
Support contains 4 out of 193 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 193/193 places, 142/142 transitions.
Applied a total of 0 rules in 4 ms. Remains 193 /193 variables (removed 0) and now considering 142/142 (removed 0) transitions.
[2023-03-19 00:12:43] [INFO ] Invariant cache hit.
[2023-03-19 00:12:43] [INFO ] Implicit Places using invariants in 182 ms returned []
[2023-03-19 00:12:43] [INFO ] Invariant cache hit.
[2023-03-19 00:12:44] [INFO ] Implicit Places using invariants and state equation in 172 ms returned []
Implicit Place search using SMT with State Equation took 368 ms to find 0 implicit places.
[2023-03-19 00:12:44] [INFO ] Invariant cache hit.
[2023-03-19 00:12:44] [INFO ] Dead Transitions using invariants and state equation in 117 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 500 ms. Remains : 193/193 places, 142/142 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), true, (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 1306 ms. Reduced automaton from 3 states, 8 edges and 2 AP (stutter sensitive) to 3 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 204 ms :[(NOT p1), (NOT p1), (NOT p1)]
Finished random walk after 467 steps, including 0 resets, run visited all 4 properties in 4 ms. (steps per millisecond=116 )
Knowledge obtained : [(AND p0 p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), true, (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1))]
False Knowledge obtained : [(F (AND p0 (NOT p1))), (F (NOT p0)), (F (AND (NOT p0) (NOT p1))), (F (NOT p1))]
Knowledge based reduction with 9 factoid took 614 ms. Reduced automaton from 3 states, 8 edges and 2 AP (stutter sensitive) to 3 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 200 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 219 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 229 ms :[(NOT p1), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 33331 reset in 403 ms.
Product exploration explored 100000 steps with 33452 reset in 366 ms.
Built C files in :
/tmp/ltsmin11726689555924572725
[2023-03-19 00:12:48] [INFO ] Built C files in 15ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11726689555924572725
Running compilation step : cd /tmp/ltsmin11726689555924572725;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 300 ms.
Running link step : cd /tmp/ltsmin11726689555924572725;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 58 ms.
Running LTSmin : cd /tmp/ltsmin11726689555924572725;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased17290442627375826475.hoa' '--buchi-type=spotba'
LTSmin run took 164 ms.
FORMULA ShieldIIPt-PT-010A-LTLCardinality-12 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldIIPt-PT-010A-LTLCardinality-12 finished in 7903 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((G(!p0) U (G(p1) U p2)))))'
Support contains 5 out of 193 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 193/193 places, 142/142 transitions.
Applied a total of 0 rules in 3 ms. Remains 193 /193 variables (removed 0) and now considering 142/142 (removed 0) transitions.
[2023-03-19 00:12:48] [INFO ] Invariant cache hit.
[2023-03-19 00:12:48] [INFO ] Implicit Places using invariants in 187 ms returned []
[2023-03-19 00:12:48] [INFO ] Invariant cache hit.
[2023-03-19 00:12:49] [INFO ] Implicit Places using invariants and state equation in 572 ms returned []
Implicit Place search using SMT with State Equation took 763 ms to find 0 implicit places.
[2023-03-19 00:12:49] [INFO ] Invariant cache hit.
[2023-03-19 00:12:49] [INFO ] Dead Transitions using invariants and state equation in 129 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 896 ms. Remains : 193/193 places, 142/142 transitions.
Stuttering acceptance computed with spot in 463 ms :[(NOT p2), (NOT p2), (NOT p2), true, p0, (NOT p1), (NOT p2), (AND p0 (NOT p1))]
Running random walk in product with property : ShieldIIPt-PT-010A-LTLCardinality-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p2) (NOT p0)), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p2) (NOT p1) p0), acceptance={} source=2 dest: 3}, { cond=(AND (NOT p2) (NOT p1) (NOT p0)), acceptance={} source=2 dest: 4}, { cond=(AND (NOT p2) p1 p0), acceptance={} source=2 dest: 5}, { cond=(AND (NOT p2) p1 p0), acceptance={} source=2 dest: 6}, { cond=(AND (NOT p2) p1 (NOT p0)), acceptance={} source=2 dest: 7}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=p0, acceptance={} source=4 dest: 3}, { cond=(NOT p0), acceptance={} source=4 dest: 4}], [{ cond=(NOT p1), acceptance={} source=5 dest: 3}, { cond=p1, acceptance={} source=5 dest: 5}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={} source=6 dest: 3}, { cond=(AND (NOT p2) p1), acceptance={} source=6 dest: 5}, { cond=(AND (NOT p2) p1), acceptance={0} source=6 dest: 6}], [{ cond=(AND (NOT p1) p0), acceptance={} source=7 dest: 3}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=7 dest: 4}, { cond=(AND p1 p0), acceptance={} source=7 dest: 5}, { cond=(AND p1 (NOT p0)), acceptance={} source=7 dest: 7}]], initial=0, aps=[p2:(OR (EQ s97 0) (EQ s76 1)), p0:(OR (EQ s21 0) (EQ s150 1)), p1:(EQ s80 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 33333 reset in 336 ms.
Product exploration explored 100000 steps with 33333 reset in 338 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p2 p0 (NOT p1)), (X (X (NOT (AND (NOT p2) p1 (NOT p0))))), (X (X (NOT (AND (NOT p2) (NOT p1) p0)))), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p2) p1 p0))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Property proved to be true thanks to knowledge :(AND p2 p0 (NOT p1))
Knowledge based reduction with 6 factoid took 380 ms. Reduced automaton from 8 states, 20 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldIIPt-PT-010A-LTLCardinality-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldIIPt-PT-010A-LTLCardinality-14 finished in 2456 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F((p0||G(p1)))&&(X(G(p1)) U G(p2)))))'
Support contains 4 out of 193 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 193/193 places, 142/142 transitions.
Applied a total of 0 rules in 1 ms. Remains 193 /193 variables (removed 0) and now considering 142/142 (removed 0) transitions.
[2023-03-19 00:12:51] [INFO ] Invariant cache hit.
[2023-03-19 00:12:51] [INFO ] Implicit Places using invariants in 142 ms returned []
[2023-03-19 00:12:51] [INFO ] Invariant cache hit.
[2023-03-19 00:12:51] [INFO ] Implicit Places using invariants and state equation in 167 ms returned []
Implicit Place search using SMT with State Equation took 314 ms to find 0 implicit places.
[2023-03-19 00:12:51] [INFO ] Invariant cache hit.
[2023-03-19 00:12:51] [INFO ] Dead Transitions using invariants and state equation in 159 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 476 ms. Remains : 193/193 places, 142/142 transitions.
Stuttering acceptance computed with spot in 323 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p2), (AND (NOT p1) (NOT p2)), true, (NOT p2)]
Running random walk in product with property : ShieldIIPt-PT-010A-LTLCardinality-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p2), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 2}, { cond=(NOT p2), acceptance={} source=0 dest: 3}, { cond=p2, acceptance={} source=0 dest: 4}], [{ cond=p1, acceptance={} source=1 dest: 1}, { cond=(NOT p1), acceptance={} source=1 dest: 5}], [{ cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 2}], [{ cond=(NOT p2), acceptance={} source=3 dest: 1}, { cond=p2, acceptance={} source=3 dest: 3}, { cond=(NOT p2), acceptance={0} source=3 dest: 3}, { cond=p2, acceptance={} source=3 dest: 4}], [{ cond=(AND p1 (NOT p2)), acceptance={} source=4 dest: 1}, { cond=(AND p1 p2), acceptance={} source=4 dest: 4}, { cond=(AND (NOT p1) (NOT p2)), acceptance={} source=4 dest: 5}, { cond=(AND (NOT p1) p2), acceptance={} source=4 dest: 6}], [{ cond=true, acceptance={0} source=5 dest: 5}], [{ cond=(NOT p2), acceptance={} source=6 dest: 5}, { cond=p2, acceptance={} source=6 dest: 6}]], initial=0, aps=[p2:(EQ s115 1), p0:(EQ s38 1), p1:(OR (EQ s31 0) (EQ s69 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 479 steps with 0 reset in 3 ms.
FORMULA ShieldIIPt-PT-010A-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-010A-LTLCardinality-15 finished in 834 ms.
All properties solved by simple procedures.
Total runtime 23770 ms.

BK_STOP 1679184772677

--------------------
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
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -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_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -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="ShieldIIPt-PT-010A"
export BK_EXAMINATION="LTLCardinality"
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 2-5348"
echo " Executing tool itstools"
echo " Input is ShieldIIPt-PT-010A, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r389-oct2-167903713300259"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldIIPt-PT-010A.tgz
mv ShieldIIPt-PT-010A execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;