About the Execution of ITS-Tools for BridgeAndVehicles-COL-V50P50N50
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 974.023 | 63424.00 | 84990.00 | 279.60 | TFFFFTFFFFTTFFFT | normal |
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.r024-tall-165251918100107.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)
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=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is BridgeAndVehicles-COL-V50P50N50, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r024-tall-165251918100107
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 256K
-rw-r--r-- 1 mcc users 6.2K Apr 29 22:59 CTLCardinality.txt
-rw-r--r-- 1 mcc users 51K Apr 29 22:59 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Apr 29 22:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K Apr 29 22:55 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K May 10 09:33 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.1K May 9 07:08 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 9 07:08 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K May 9 07:08 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 9 07:08 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.9K May 9 07:08 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K May 9 07:08 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 10 09:33 equiv_pt
-rw-r--r-- 1 mcc users 10 May 10 09:33 instance
-rw-r--r-- 1 mcc users 5 May 10 09:33 iscolored
-rw-r--r-- 1 mcc users 44K May 10 09:33 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 BridgeAndVehicles-COL-V50P50N50-LTLCardinality-00
FORMULA_NAME BridgeAndVehicles-COL-V50P50N50-LTLCardinality-01
FORMULA_NAME BridgeAndVehicles-COL-V50P50N50-LTLCardinality-02
FORMULA_NAME BridgeAndVehicles-COL-V50P50N50-LTLCardinality-03
FORMULA_NAME BridgeAndVehicles-COL-V50P50N50-LTLCardinality-04
FORMULA_NAME BridgeAndVehicles-COL-V50P50N50-LTLCardinality-05
FORMULA_NAME BridgeAndVehicles-COL-V50P50N50-LTLCardinality-06
FORMULA_NAME BridgeAndVehicles-COL-V50P50N50-LTLCardinality-07
FORMULA_NAME BridgeAndVehicles-COL-V50P50N50-LTLCardinality-08
FORMULA_NAME BridgeAndVehicles-COL-V50P50N50-LTLCardinality-09
FORMULA_NAME BridgeAndVehicles-COL-V50P50N50-LTLCardinality-10
FORMULA_NAME BridgeAndVehicles-COL-V50P50N50-LTLCardinality-11
FORMULA_NAME BridgeAndVehicles-COL-V50P50N50-LTLCardinality-12
FORMULA_NAME BridgeAndVehicles-COL-V50P50N50-LTLCardinality-13
FORMULA_NAME BridgeAndVehicles-COL-V50P50N50-LTLCardinality-14
FORMULA_NAME BridgeAndVehicles-COL-V50P50N50-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1652560378709
Running Version 202205111006
[2022-05-14 20:32:59] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -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, 3600]
[2022-05-14 20:32:59] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-14 20:32:59] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2022-05-14 20:33:00] [WARNING] Using fallBack plugin, rng conformance not checked
[2022-05-14 20:33:00] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 572 ms
[2022-05-14 20:33:00] [INFO ] Imported 15 HL places and 11 HL transitions for a total of 168 PT places and 531118.0 transition bindings in 21 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 17 ms.
Working with output stream class java.io.PrintStream
[2022-05-14 20:33:00] [INFO ] Built PT skeleton of HLPN with 15 places and 11 transitions 56 arcs in 8 ms.
[2022-05-14 20:33:00] [INFO ] Skeletonized 16 HLPN properties in 1 ms.
Initial state reduction rules removed 3 formulas.
FORMULA BridgeAndVehicles-COL-V50P50N50-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V50P50N50-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V50P50N50-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V50P50N50-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V50P50N50-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 12 stabilizing places and 6 stable transitions
Graph (complete) has 51 edges and 15 vertex of which 13 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.2 ms
Remains 11 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
FORMULA BridgeAndVehicles-COL-V50P50N50-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V50P50N50-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 9 stabilizing places and 6 stable transitions
Graph (complete) has 22 edges and 12 vertex of which 10 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 370 ms. (steps per millisecond=27 ) properties (out of 12) seen :8
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 72 ms. (steps per millisecond=138 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
// Phase 1: matrix 10 rows 12 cols
[2022-05-14 20:33:01] [INFO ] Computed 4 place invariants in 10 ms
[2022-05-14 20:33:01] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2022-05-14 20:33:01] [INFO ] After 150ms SMT Verify possible using all constraints in real domain returned unsat :2 sat :0 real:2
[2022-05-14 20:33:01] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2022-05-14 20:33:01] [INFO ] After 15ms SMT Verify possible using state equation in natural domain returned unsat :2 sat :2
[2022-05-14 20:33:01] [INFO ] After 27ms SMT Verify possible using trap constraints in natural domain returned unsat :2 sat :2
Attempting to minimize the solution found.
Minimization took 8 ms.
[2022-05-14 20:33:01] [INFO ] After 85ms SMT Verify possible using all constraints in natural domain returned unsat :2 sat :2
Fused 4 Parikh solutions to 2 different solutions.
Finished Parikh walk after 200 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=100 )
Parikh walk visited 2 properties in 5 ms.
Successfully simplified 2 atomic propositions for a total of 9 simplifications.
[2022-05-14 20:33:01] [INFO ] Initial state reduction rules for LTL removed 1 formulas.
[2022-05-14 20:33:01] [INFO ] Flatten gal took : 15 ms
FORMULA BridgeAndVehicles-COL-V50P50N50-LTLCardinality-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2022-05-14 20:33:01] [INFO ] Flatten gal took : 3 ms
Arc [13:1*[(MOD (ADD $cpt 1) 51)]] contains successor/predecessor on variables of sort compteur
Arc [1:1*[(MOD (ADD $cA 1) 51)]] contains successor/predecessor on variables of sort voitureA
Arc [6:1*[(MOD (ADD (MOD (MINUS $cB 1) 51) 51) 51)]] contains successor/predecessor on variables of sort voitureB
Arc [14:1*[(MOD (ADD $s 1) 2)]] contains successor/predecessor on variables of sort sens
[2022-05-14 20:33:01] [INFO ] Unfolded HLPN to a Petri net with 168 places and 5408 transitions 42330 arcs in 138 ms.
[2022-05-14 20:33:01] [INFO ] Unfolded 8 HLPN properties in 0 ms.
Support contains 8 out of 168 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 168/168 places, 5408/5408 transitions.
Applied a total of 0 rules in 99 ms. Remains 168 /168 variables (removed 0) and now considering 5408/5408 (removed 0) transitions.
[2022-05-14 20:33:02] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
// Phase 1: matrix 410 rows 168 cols
[2022-05-14 20:33:02] [INFO ] Computed 7 place invariants in 23 ms
[2022-05-14 20:33:03] [INFO ] Dead Transitions using invariants and state equation in 1776 ms found 0 transitions.
[2022-05-14 20:33:03] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
// Phase 1: matrix 410 rows 168 cols
[2022-05-14 20:33:03] [INFO ] Computed 7 place invariants in 7 ms
[2022-05-14 20:33:04] [INFO ] Implicit Places using invariants in 771 ms returned []
[2022-05-14 20:33:04] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
// Phase 1: matrix 410 rows 168 cols
[2022-05-14 20:33:04] [INFO ] Computed 7 place invariants in 5 ms
[2022-05-14 20:33:04] [INFO ] State equation strengthened by 102 read => feed constraints.
[2022-05-14 20:33:07] [INFO ] Implicit Places using invariants and state equation in 2981 ms returned [54, 108]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 3767 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 166/168 places, 5408/5408 transitions.
Applied a total of 0 rules in 73 ms. Remains 166 /166 variables (removed 0) and now considering 5408/5408 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 166/168 places, 5408/5408 transitions.
Support contains 8 out of 166 places after structural reductions.
[2022-05-14 20:33:08] [INFO ] Flatten gal took : 376 ms
[2022-05-14 20:33:08] [INFO ] Flatten gal took : 251 ms
[2022-05-14 20:33:09] [INFO ] Input system was already deterministic with 5408 transitions.
Incomplete random walk after 10000 steps, including 23 resets, run finished after 442 ms. (steps per millisecond=22 ) properties (out of 11) seen :8
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 3) seen :2
Incomplete Best-First random walk after 10000 steps, including 11 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2022-05-14 20:33:09] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
// Phase 1: matrix 410 rows 166 cols
[2022-05-14 20:33:09] [INFO ] Computed 5 place invariants in 1 ms
[2022-05-14 20:33:09] [INFO ] [Real]Absence check using 5 positive place invariants in 7 ms returned sat
[2022-05-14 20:33:09] [INFO ] After 51ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
FORMULA BridgeAndVehicles-COL-V50P50N50-LTLCardinality-02 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 7 simplifications.
Computed a total of 109 stabilizing places and 204 stable transitions
Graph (complete) has 6942 edges and 166 vertex of which 164 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.74 ms
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((X(F(p0))&&X(G(X(((X(p1)&&p2)||p1))))))'
Support contains 3 out of 166 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 166/166 places, 5408/5408 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 165 transition count 5408
Applied a total of 1 rules in 32 ms. Remains 165 /166 variables (removed 1) and now considering 5408/5408 (removed 0) transitions.
[2022-05-14 20:33:10] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
// Phase 1: matrix 410 rows 165 cols
[2022-05-14 20:33:10] [INFO ] Computed 5 place invariants in 2 ms
[2022-05-14 20:33:11] [INFO ] Dead Transitions using invariants and state equation in 1512 ms found 0 transitions.
[2022-05-14 20:33:11] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
// Phase 1: matrix 410 rows 165 cols
[2022-05-14 20:33:11] [INFO ] Computed 5 place invariants in 2 ms
[2022-05-14 20:33:12] [INFO ] Implicit Places using invariants in 636 ms returned []
[2022-05-14 20:33:12] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
// Phase 1: matrix 410 rows 165 cols
[2022-05-14 20:33:12] [INFO ] Computed 5 place invariants in 13 ms
[2022-05-14 20:33:12] [INFO ] State equation strengthened by 102 read => feed constraints.
[2022-05-14 20:33:14] [INFO ] Implicit Places using invariants and state equation in 2104 ms returned []
Implicit Place search using SMT with State Equation took 2743 ms to find 0 implicit places.
[2022-05-14 20:33:14] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
// Phase 1: matrix 410 rows 165 cols
[2022-05-14 20:33:14] [INFO ] Computed 5 place invariants in 2 ms
[2022-05-14 20:33:15] [INFO ] Dead Transitions using invariants and state equation in 1532 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 165/166 places, 5408/5408 transitions.
Finished structural reductions, in 1 iterations. Remains : 165/166 places, 5408/5408 transitions.
Stuttering acceptance computed with spot in 328 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), true, (AND (NOT p1) p2)]
Running random walk in product with property : BridgeAndVehicles-COL-V50P50N50-LTLCardinality-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=true, acceptance={} source=1 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}], [{ cond=(OR p1 p2), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p1) (NOT p2)), acceptance={} source=3 dest: 4}, { cond=(AND (NOT p1) p2), acceptance={} source=3 dest: 5}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(AND (NOT p1) p2), acceptance={} source=5 dest: 4}]], initial=0, aps=[p0:(LEQ 2 s0), p1:(LEQ 2 s53), p2:(LEQ s52 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 156 steps with 0 reset in 22 ms.
FORMULA BridgeAndVehicles-COL-V50P50N50-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V50P50N50-LTLCardinality-01 finished in 6257 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U G(p1)))'
Support contains 4 out of 166 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 166/166 places, 5408/5408 transitions.
Graph (complete) has 6942 edges and 166 vertex of which 164 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.22 ms
Discarding 2 places :
Also discarding 0 output transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 7 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 163 transition count 5407
Applied a total of 3 rules in 1272 ms. Remains 163 /166 variables (removed 3) and now considering 5407/5408 (removed 1) transitions.
[2022-05-14 20:33:17] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
// Phase 1: matrix 409 rows 163 cols
[2022-05-14 20:33:17] [INFO ] Computed 5 place invariants in 4 ms
[2022-05-14 20:33:19] [INFO ] Dead Transitions using invariants and state equation in 1483 ms found 0 transitions.
[2022-05-14 20:33:19] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
// Phase 1: matrix 409 rows 163 cols
[2022-05-14 20:33:19] [INFO ] Computed 5 place invariants in 1 ms
[2022-05-14 20:33:19] [INFO ] Implicit Places using invariants in 690 ms returned []
[2022-05-14 20:33:19] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
// Phase 1: matrix 409 rows 163 cols
[2022-05-14 20:33:19] [INFO ] Computed 5 place invariants in 2 ms
[2022-05-14 20:33:19] [INFO ] State equation strengthened by 102 read => feed constraints.
[2022-05-14 20:33:21] [INFO ] Implicit Places using invariants and state equation in 1778 ms returned []
Implicit Place search using SMT with State Equation took 2470 ms to find 0 implicit places.
[2022-05-14 20:33:21] [INFO ] Redundant transitions in 503 ms returned []
[2022-05-14 20:33:22] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
// Phase 1: matrix 409 rows 163 cols
[2022-05-14 20:33:22] [INFO ] Computed 5 place invariants in 3 ms
[2022-05-14 20:33:23] [INFO ] Dead Transitions using invariants and state equation in 1472 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 163/166 places, 5407/5408 transitions.
Finished structural reductions, in 1 iterations. Remains : 163/166 places, 5407/5408 transitions.
Stuttering acceptance computed with spot in 76 ms :[(NOT p1), true, (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-COL-V50P50N50-LTLCardinality-04 automaton TGBA Formula[mat=[[{ cond=(AND p1 p0), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={} source=2 dest: 1}, { cond=p1, acceptance={} source=2 dest: 2}]], initial=0, aps=[p1:(OR (LEQ 1 s105) (LEQ 3 s105) (LEQ 1 (ADD s108 s109)) (LEQ 1 s53)), p0:(LEQ 1 s105)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Entered a terminal (fully accepting) state of product in 161 steps with 0 reset in 3 ms.
FORMULA BridgeAndVehicles-COL-V50P50N50-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V50P50N50-LTLCardinality-04 finished in 7331 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(F(X(F(G(p0)))))))'
Support contains 1 out of 166 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 166/166 places, 5408/5408 transitions.
Graph (complete) has 6942 edges and 166 vertex of which 165 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.14 ms
Discarding 1 places :
Also discarding 0 output transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 6 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 164 transition count 5407
Applied a total of 3 rules in 1104 ms. Remains 164 /166 variables (removed 2) and now considering 5407/5408 (removed 1) transitions.
[2022-05-14 20:33:24] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
// Phase 1: matrix 409 rows 164 cols
[2022-05-14 20:33:24] [INFO ] Computed 5 place invariants in 1 ms
[2022-05-14 20:33:26] [INFO ] Dead Transitions using invariants and state equation in 1444 ms found 0 transitions.
[2022-05-14 20:33:26] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
// Phase 1: matrix 409 rows 164 cols
[2022-05-14 20:33:26] [INFO ] Computed 5 place invariants in 5 ms
[2022-05-14 20:33:26] [INFO ] Implicit Places using invariants in 685 ms returned []
[2022-05-14 20:33:26] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
// Phase 1: matrix 409 rows 164 cols
[2022-05-14 20:33:26] [INFO ] Computed 5 place invariants in 4 ms
[2022-05-14 20:33:27] [INFO ] State equation strengthened by 102 read => feed constraints.
[2022-05-14 20:33:29] [INFO ] Implicit Places using invariants and state equation in 2189 ms returned []
Implicit Place search using SMT with State Equation took 2876 ms to find 0 implicit places.
[2022-05-14 20:33:29] [INFO ] Redundant transitions in 445 ms returned []
[2022-05-14 20:33:29] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
// Phase 1: matrix 409 rows 164 cols
[2022-05-14 20:33:29] [INFO ] Computed 5 place invariants in 4 ms
[2022-05-14 20:33:30] [INFO ] Dead Transitions using invariants and state equation in 1392 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 164/166 places, 5407/5408 transitions.
Finished structural reductions, in 1 iterations. Remains : 164/166 places, 5407/5408 transitions.
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V50P50N50-LTLCardinality-08 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(GT 1 s52)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 358 steps with 0 reset in 9 ms.
FORMULA BridgeAndVehicles-COL-V50P50N50-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V50P50N50-LTLCardinality-08 finished in 7332 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(G(p0))))'
Support contains 1 out of 166 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 166/166 places, 5408/5408 transitions.
Graph (complete) has 6942 edges and 166 vertex of which 164 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.9 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 163 transition count 5407
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 163 transition count 5407
Applied a total of 3 rules in 986 ms. Remains 163 /166 variables (removed 3) and now considering 5407/5408 (removed 1) transitions.
[2022-05-14 20:33:31] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
// Phase 1: matrix 409 rows 163 cols
[2022-05-14 20:33:31] [INFO ] Computed 5 place invariants in 4 ms
[2022-05-14 20:33:33] [INFO ] Dead Transitions using invariants and state equation in 1430 ms found 0 transitions.
[2022-05-14 20:33:33] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
// Phase 1: matrix 409 rows 163 cols
[2022-05-14 20:33:33] [INFO ] Computed 5 place invariants in 2 ms
[2022-05-14 20:33:33] [INFO ] Implicit Places using invariants in 659 ms returned []
[2022-05-14 20:33:33] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
// Phase 1: matrix 409 rows 163 cols
[2022-05-14 20:33:33] [INFO ] Computed 5 place invariants in 2 ms
[2022-05-14 20:33:34] [INFO ] State equation strengthened by 102 read => feed constraints.
[2022-05-14 20:33:37] [INFO ] Implicit Places using invariants and state equation in 3035 ms returned []
Implicit Place search using SMT with State Equation took 3697 ms to find 0 implicit places.
[2022-05-14 20:33:37] [INFO ] Redundant transitions in 310 ms returned []
[2022-05-14 20:33:37] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
// Phase 1: matrix 409 rows 163 cols
[2022-05-14 20:33:37] [INFO ] Computed 5 place invariants in 2 ms
[2022-05-14 20:33:38] [INFO ] Dead Transitions using invariants and state equation in 1429 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 163/166 places, 5407/5408 transitions.
Finished structural reductions, in 1 iterations. Remains : 163/166 places, 5407/5408 transitions.
Stuttering acceptance computed with spot in 108 ms :[(NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V50P50N50-LTLCardinality-09 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(GT 1 s0)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 408 steps with 0 reset in 8 ms.
FORMULA BridgeAndVehicles-COL-V50P50N50-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V50P50N50-LTLCardinality-09 finished in 8014 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)||p1)))'
Support contains 5 out of 166 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 166/166 places, 5408/5408 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 165 transition count 5408
Applied a total of 1 rules in 36 ms. Remains 165 /166 variables (removed 1) and now considering 5408/5408 (removed 0) transitions.
[2022-05-14 20:33:38] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
// Phase 1: matrix 410 rows 165 cols
[2022-05-14 20:33:38] [INFO ] Computed 5 place invariants in 3 ms
[2022-05-14 20:33:40] [INFO ] Dead Transitions using invariants and state equation in 1392 ms found 0 transitions.
[2022-05-14 20:33:40] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
// Phase 1: matrix 410 rows 165 cols
[2022-05-14 20:33:40] [INFO ] Computed 5 place invariants in 2 ms
[2022-05-14 20:33:41] [INFO ] Implicit Places using invariants in 678 ms returned []
[2022-05-14 20:33:41] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
// Phase 1: matrix 410 rows 165 cols
[2022-05-14 20:33:41] [INFO ] Computed 5 place invariants in 4 ms
[2022-05-14 20:33:41] [INFO ] State equation strengthened by 102 read => feed constraints.
[2022-05-14 20:33:43] [INFO ] Implicit Places using invariants and state equation in 2030 ms returned []
Implicit Place search using SMT with State Equation took 2714 ms to find 0 implicit places.
[2022-05-14 20:33:43] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
// Phase 1: matrix 410 rows 165 cols
[2022-05-14 20:33:43] [INFO ] Computed 5 place invariants in 1 ms
[2022-05-14 20:33:44] [INFO ] Dead Transitions using invariants and state equation in 1400 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 165/166 places, 5408/5408 transitions.
Finished structural reductions, in 1 iterations. Remains : 165/166 places, 5408/5408 transitions.
Stuttering acceptance computed with spot in 196 ms :[(AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : BridgeAndVehicles-COL-V50P50N50-LTLCardinality-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=2 dest: 1}]], initial=0, aps=[p0:(OR (GT (ADD s110 s111) s106) (LEQ s52 (ADD s110 s111)) (LEQ 3 (ADD s110 s111))), p1:(GT 1 s107)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 1858 ms.
Product exploration explored 100000 steps with 50000 reset in 1814 ms.
Computed a total of 108 stabilizing places and 204 stable transitions
Graph (complete) has 6941 edges and 165 vertex of which 164 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.18 ms
Computed a total of 108 stabilizing places and 204 stable transitions
Detected a total of 108/165 stabilizing places and 204/5408 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (NOT p0))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (NOT (AND (NOT p1) (NOT p0))))
Knowledge based reduction with 4 factoid took 102 ms. Reduced automaton from 3 states, 3 edges and 2 AP to 1 states, 0 edges and 0 AP.
FORMULA BridgeAndVehicles-COL-V50P50N50-LTLCardinality-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-COL-V50P50N50-LTLCardinality-10 finished in 9585 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 166 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 166/166 places, 5408/5408 transitions.
Graph (complete) has 6942 edges and 166 vertex of which 164 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.4 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 163 transition count 5407
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 163 transition count 5407
Applied a total of 3 rules in 960 ms. Remains 163 /166 variables (removed 3) and now considering 5407/5408 (removed 1) transitions.
[2022-05-14 20:33:49] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
// Phase 1: matrix 409 rows 163 cols
[2022-05-14 20:33:49] [INFO ] Computed 5 place invariants in 5 ms
[2022-05-14 20:33:50] [INFO ] Dead Transitions using invariants and state equation in 1439 ms found 0 transitions.
[2022-05-14 20:33:50] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
// Phase 1: matrix 409 rows 163 cols
[2022-05-14 20:33:50] [INFO ] Computed 5 place invariants in 2 ms
[2022-05-14 20:33:51] [INFO ] Implicit Places using invariants in 678 ms returned []
[2022-05-14 20:33:51] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
// Phase 1: matrix 409 rows 163 cols
[2022-05-14 20:33:51] [INFO ] Computed 5 place invariants in 2 ms
[2022-05-14 20:33:51] [INFO ] State equation strengthened by 102 read => feed constraints.
[2022-05-14 20:33:54] [INFO ] Implicit Places using invariants and state equation in 3034 ms returned []
Implicit Place search using SMT with State Equation took 3713 ms to find 0 implicit places.
[2022-05-14 20:33:54] [INFO ] Redundant transitions in 307 ms returned []
[2022-05-14 20:33:54] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
// Phase 1: matrix 409 rows 163 cols
[2022-05-14 20:33:54] [INFO ] Computed 5 place invariants in 7 ms
[2022-05-14 20:33:56] [INFO ] Dead Transitions using invariants and state equation in 1351 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 163/166 places, 5407/5408 transitions.
Finished structural reductions, in 1 iterations. Remains : 163/166 places, 5407/5408 transitions.
Stuttering acceptance computed with spot in 61 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V50P50N50-LTLCardinality-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(GT 1 s0)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 408 steps with 0 reset in 12 ms.
FORMULA BridgeAndVehicles-COL-V50P50N50-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V50P50N50-LTLCardinality-12 finished in 7880 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(X(p0))))'
Support contains 1 out of 166 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 166/166 places, 5408/5408 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 165 transition count 5408
Applied a total of 1 rules in 43 ms. Remains 165 /166 variables (removed 1) and now considering 5408/5408 (removed 0) transitions.
[2022-05-14 20:33:56] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
// Phase 1: matrix 410 rows 165 cols
[2022-05-14 20:33:56] [INFO ] Computed 5 place invariants in 4 ms
[2022-05-14 20:33:57] [INFO ] Dead Transitions using invariants and state equation in 1387 ms found 0 transitions.
[2022-05-14 20:33:57] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
// Phase 1: matrix 410 rows 165 cols
[2022-05-14 20:33:57] [INFO ] Computed 5 place invariants in 1 ms
[2022-05-14 20:33:58] [INFO ] Implicit Places using invariants in 681 ms returned []
[2022-05-14 20:33:58] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
// Phase 1: matrix 410 rows 165 cols
[2022-05-14 20:33:58] [INFO ] Computed 5 place invariants in 6 ms
[2022-05-14 20:33:58] [INFO ] State equation strengthened by 102 read => feed constraints.
[2022-05-14 20:34:00] [INFO ] Implicit Places using invariants and state equation in 2104 ms returned []
Implicit Place search using SMT with State Equation took 2790 ms to find 0 implicit places.
[2022-05-14 20:34:00] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
// Phase 1: matrix 410 rows 165 cols
[2022-05-14 20:34:00] [INFO ] Computed 5 place invariants in 1 ms
[2022-05-14 20:34:01] [INFO ] Dead Transitions using invariants and state equation in 1347 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 165/166 places, 5408/5408 transitions.
Finished structural reductions, in 1 iterations. Remains : 165/166 places, 5408/5408 transitions.
Stuttering acceptance computed with spot in 107 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V50P50N50-LTLCardinality-14 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: 2}]], initial=3, aps=[p0:(LEQ 3 s52)], 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][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 5 ms.
FORMULA BridgeAndVehicles-COL-V50P50N50-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V50P50N50-LTLCardinality-14 finished in 5704 ms.
All properties solved by simple procedures.
Total runtime 62242 ms.
BK_STOP 1652560442133
--------------------
content from stderr:
+ export LANG=C
+ LANG=C
+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ export PYTHONPATH=/usr/lib/python3.9/site-packages/
+ PYTHONPATH=/usr/lib/python3.9/site-packages/
+ export LD_LIBRARY_PATH=/usr/local/lib:
+ LD_LIBRARY_PATH=/usr/local/lib:
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202205111006.jar
+ VERSION=202205111006
+ echo 'Running Version 202205111006'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data @none -pnfolder /home/mcc/execution -examination LTLCardinality -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 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=@none -Xss128m -Xms40m -Xmx8192m
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="BridgeAndVehicles-COL-V50P50N50"
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 2-4028"
echo " Executing tool itstools"
echo " Input is BridgeAndVehicles-COL-V50P50N50, 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 r024-tall-165251918100107"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-COL-V50P50N50.tgz
mv BridgeAndVehicles-COL-V50P50N50 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 '
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 ;