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.r222-tall-165286025700723.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 ShieldRVs-PT-002A, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r222-tall-165286025700723
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 232K
-rw-r--r-- 1 mcc users 5.5K Apr 30 06:48 CTLCardinality.txt
-rw-r--r-- 1 mcc users 57K Apr 30 06:48 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Apr 30 06:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K Apr 30 06:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:34 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 10 09:34 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K May 9 08:57 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 9 08:57 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 9 08:57 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 9 08:57 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 9 08:57 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 9 08:57 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 10 09:34 equiv_col
-rw-r--r-- 1 mcc users 5 May 10 09:34 instance
-rw-r--r-- 1 mcc users 6 May 10 09:34 iscolored
-rw-r--r-- 1 mcc users 13K 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

here is the order used to build the result vector(from text file)
FORMULA_NAME ShieldRVs-PT-002A-LTLCardinality-00
FORMULA_NAME ShieldRVs-PT-002A-LTLCardinality-01
FORMULA_NAME ShieldRVs-PT-002A-LTLCardinality-02
FORMULA_NAME ShieldRVs-PT-002A-LTLCardinality-03
FORMULA_NAME ShieldRVs-PT-002A-LTLCardinality-04
FORMULA_NAME ShieldRVs-PT-002A-LTLCardinality-05
FORMULA_NAME ShieldRVs-PT-002A-LTLCardinality-06
FORMULA_NAME ShieldRVs-PT-002A-LTLCardinality-07
FORMULA_NAME ShieldRVs-PT-002A-LTLCardinality-08
FORMULA_NAME ShieldRVs-PT-002A-LTLCardinality-09
FORMULA_NAME ShieldRVs-PT-002A-LTLCardinality-10
FORMULA_NAME ShieldRVs-PT-002A-LTLCardinality-11
FORMULA_NAME ShieldRVs-PT-002A-LTLCardinality-12
FORMULA_NAME ShieldRVs-PT-002A-LTLCardinality-13
FORMULA_NAME ShieldRVs-PT-002A-LTLCardinality-14
FORMULA_NAME ShieldRVs-PT-002A-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1653039184742

Running Version 202205111006
[2022-05-20 09:33:05] [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]
[2022-05-20 09:33:05] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-20 09:33:06] [INFO ] Load time of PNML (sax parser for PT used): 62 ms
[2022-05-20 09:33:06] [INFO ] Transformed 31 places.
[2022-05-20 09:33:06] [INFO ] Transformed 41 transitions.
[2022-05-20 09:33:06] [INFO ] Found NUPN structural information;
[2022-05-20 09:33:06] [INFO ] Parsed PT model containing 31 places and 41 transitions in 165 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 12 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Initial state reduction rules removed 1 formulas.
FORMULA ShieldRVs-PT-002A-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVs-PT-002A-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVs-PT-002A-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVs-PT-002A-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVs-PT-002A-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVs-PT-002A-LTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVs-PT-002A-LTLCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 17 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 41/41 transitions.
Applied a total of 0 rules in 31 ms. Remains 31 /31 variables (removed 0) and now considering 41/41 (removed 0) transitions.
// Phase 1: matrix 41 rows 31 cols
[2022-05-20 09:33:06] [INFO ] Computed 9 place invariants in 9 ms
[2022-05-20 09:33:06] [INFO ] Implicit Places using invariants in 141 ms returned []
// Phase 1: matrix 41 rows 31 cols
[2022-05-20 09:33:06] [INFO ] Computed 9 place invariants in 2 ms
[2022-05-20 09:33:06] [INFO ] Implicit Places using invariants and state equation in 50 ms returned []
Implicit Place search using SMT with State Equation took 232 ms to find 0 implicit places.
// Phase 1: matrix 41 rows 31 cols
[2022-05-20 09:33:06] [INFO ] Computed 9 place invariants in 1 ms
[2022-05-20 09:33:06] [INFO ] Dead Transitions using invariants and state equation in 39 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 31/31 places, 41/41 transitions.
Support contains 17 out of 31 places after structural reductions.
[2022-05-20 09:33:06] [INFO ] Flatten gal took : 24 ms
[2022-05-20 09:33:06] [INFO ] Initial state reduction rules for LTL removed 1 formulas.
FORMULA ShieldRVs-PT-002A-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2022-05-20 09:33:06] [INFO ] Flatten gal took : 15 ms
[2022-05-20 09:33:06] [INFO ] Input system was already deterministic with 41 transitions.
Incomplete random walk after 10000 steps, including 248 resets, run finished after 225 ms. (steps per millisecond=44 ) properties (out of 12) seen :10
Incomplete Best-First random walk after 10001 steps, including 70 resets, run finished after 55 ms. (steps per millisecond=181 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 69 resets, run finished after 46 ms. (steps per millisecond=217 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
// Phase 1: matrix 41 rows 31 cols
[2022-05-20 09:33:07] [INFO ] Computed 9 place invariants in 8 ms
[2022-05-20 09:33:07] [INFO ] After 27ms SMT Verify possible using all constraints in real domain returned unsat :2 sat :0
Fused 2 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Successfully simplified 2 atomic propositions for a total of 8 simplifications.
FORMULA ShieldRVs-PT-002A-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 1 stabilizing places and 1 stable transitions
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G(X(G(p0))))'
Support contains 2 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 41/41 transitions.
Applied a total of 0 rules in 2 ms. Remains 31 /31 variables (removed 0) and now considering 41/41 (removed 0) transitions.
// Phase 1: matrix 41 rows 31 cols
[2022-05-20 09:33:07] [INFO ] Computed 9 place invariants in 3 ms
[2022-05-20 09:33:07] [INFO ] Implicit Places using invariants in 36 ms returned []
// Phase 1: matrix 41 rows 31 cols
[2022-05-20 09:33:07] [INFO ] Computed 9 place invariants in 2 ms
[2022-05-20 09:33:07] [INFO ] Implicit Places using invariants and state equation in 62 ms returned []
Implicit Place search using SMT with State Equation took 101 ms to find 0 implicit places.
// Phase 1: matrix 41 rows 31 cols
[2022-05-20 09:33:07] [INFO ] Computed 9 place invariants in 2 ms
[2022-05-20 09:33:07] [INFO ] Dead Transitions using invariants and state equation in 46 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 31/31 places, 41/41 transitions.
Stuttering acceptance computed with spot in 191 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldRVs-PT-002A-LTLCardinality-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(AND (NEQ s2 0) (NEQ s17 1))], 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][false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 3 ms.
FORMULA ShieldRVs-PT-002A-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVs-PT-002A-LTLCardinality-02 finished in 401 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G(G(F((X(G(p0))&&F(p1))))))'
Support contains 4 out of 31 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 31/31 places, 41/41 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 30 transition count 40
Applied a total of 2 rules in 14 ms. Remains 30 /31 variables (removed 1) and now considering 40/41 (removed 1) transitions.
// Phase 1: matrix 40 rows 30 cols
[2022-05-20 09:33:07] [INFO ] Computed 9 place invariants in 1 ms
[2022-05-20 09:33:07] [INFO ] Implicit Places using invariants in 51 ms returned []
// Phase 1: matrix 40 rows 30 cols
[2022-05-20 09:33:07] [INFO ] Computed 9 place invariants in 1 ms
[2022-05-20 09:33:07] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 100 ms to find 0 implicit places.
[2022-05-20 09:33:07] [INFO ] Redundant transitions in 21 ms returned [12]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
// Phase 1: matrix 39 rows 30 cols
[2022-05-20 09:33:07] [INFO ] Computed 9 place invariants in 1 ms
[2022-05-20 09:33:07] [INFO ] Dead Transitions using invariants and state equation in 39 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 30/31 places, 39/41 transitions.
Applied a total of 0 rules in 3 ms. Remains 30 /30 variables (removed 0) and now considering 39/39 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 30/31 places, 39/41 transitions.
Stuttering acceptance computed with spot in 149 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (NOT p0)]
Running random walk in product with property : ShieldRVs-PT-002A-LTLCardinality-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={} source=0 dest: 1}, { cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 1}], [{ cond=p0, acceptance={} source=2 dest: 2}, { cond=(NOT p0), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p1:(OR (EQ s3 0) (EQ s10 1)), p0:(OR (EQ s15 0) (EQ s12 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Stuttering criterion allowed to conclude after 1600 steps with 43 reset in 19 ms.
FORMULA ShieldRVs-PT-002A-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVs-PT-002A-LTLCardinality-03 finished in 370 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 31 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 31/31 places, 41/41 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 30 transition count 40
Applied a total of 2 rules in 3 ms. Remains 30 /31 variables (removed 1) and now considering 40/41 (removed 1) transitions.
// Phase 1: matrix 40 rows 30 cols
[2022-05-20 09:33:08] [INFO ] Computed 9 place invariants in 0 ms
[2022-05-20 09:33:08] [INFO ] Implicit Places using invariants in 30 ms returned []
// Phase 1: matrix 40 rows 30 cols
[2022-05-20 09:33:08] [INFO ] Computed 9 place invariants in 2 ms
[2022-05-20 09:33:08] [INFO ] Implicit Places using invariants and state equation in 50 ms returned []
Implicit Place search using SMT with State Equation took 84 ms to find 0 implicit places.
[2022-05-20 09:33:08] [INFO ] Redundant transitions in 24 ms returned [12]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
// Phase 1: matrix 39 rows 30 cols
[2022-05-20 09:33:08] [INFO ] Computed 9 place invariants in 0 ms
[2022-05-20 09:33:08] [INFO ] Dead Transitions using invariants and state equation in 50 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 30/31 places, 39/41 transitions.
Applied a total of 0 rules in 2 ms. Remains 30 /30 variables (removed 0) and now considering 39/39 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 30/31 places, 39/41 transitions.
Stuttering acceptance computed with spot in 121 ms :[(NOT p0)]
Running random walk in product with property : ShieldRVs-PT-002A-LTLCardinality-04 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (EQ s16 0) (EQ s0 1))], 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 241 steps with 5 reset in 1 ms.
FORMULA ShieldRVs-PT-002A-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVs-PT-002A-LTLCardinality-04 finished in 302 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((G(X(F(p0)))&&(p0 U p1)))'
Support contains 4 out of 31 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 31/31 places, 41/41 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 30 transition count 40
Applied a total of 2 rules in 6 ms. Remains 30 /31 variables (removed 1) and now considering 40/41 (removed 1) transitions.
// Phase 1: matrix 40 rows 30 cols
[2022-05-20 09:33:08] [INFO ] Computed 9 place invariants in 5 ms
[2022-05-20 09:33:08] [INFO ] Implicit Places using invariants in 37 ms returned []
// Phase 1: matrix 40 rows 30 cols
[2022-05-20 09:33:08] [INFO ] Computed 9 place invariants in 0 ms
[2022-05-20 09:33:08] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
[2022-05-20 09:33:08] [INFO ] Redundant transitions in 27 ms returned [12]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
// Phase 1: matrix 39 rows 30 cols
[2022-05-20 09:33:08] [INFO ] Computed 9 place invariants in 1 ms
[2022-05-20 09:33:08] [INFO ] Dead Transitions using invariants and state equation in 40 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 30/31 places, 39/41 transitions.
Applied a total of 0 rules in 2 ms. Remains 30 /30 variables (removed 0) and now considering 39/39 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 30/31 places, 39/41 transitions.
Stuttering acceptance computed with spot in 183 ms :[(OR (NOT p1) (NOT p0)), true, (NOT p0), (NOT p1), (NOT p0)]
Running random walk in product with property : ShieldRVs-PT-002A-LTLCardinality-06 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={} source=0 dest: 3}, { cond=(OR p1 p0), acceptance={} source=0 dest: 4}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=3 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={0} source=3 dest: 3}], [{ cond=(NOT p0), acceptance={} source=4 dest: 2}, { cond=true, acceptance={} source=4 dest: 4}]], initial=0, aps=[p1:(OR (EQ s13 0) (EQ s6 1)), p0:(OR (EQ s21 0) (EQ s18 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][true, true, true, true, true]]
Product exploration explored 100000 steps with 12240 reset in 190 ms.
Product exploration explored 100000 steps with 12234 reset in 145 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 p1 p0), (X (NOT p0)), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND (NOT p1) (NOT p0)))), true, (X (X (NOT p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 302 ms. Reduced automaton from 5 states, 10 edges and 2 AP to 2 states, 3 edges and 1 AP.
Stuttering acceptance computed with spot in 94 ms :[(NOT p0), (NOT p0)]
Finished random walk after 1 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=1 )
Knowledge obtained : [(AND p1 p0), (X (NOT p0)), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND (NOT p1) (NOT p0)))), true, (X (X (NOT p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 8 factoid took 300 ms. Reduced automaton from 2 states, 3 edges and 1 AP to 2 states, 3 edges and 1 AP.
Stuttering acceptance computed with spot in 58 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 57 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 30 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 30/30 places, 39/39 transitions.
Applied a total of 0 rules in 3 ms. Remains 30 /30 variables (removed 0) and now considering 39/39 (removed 0) transitions.
// Phase 1: matrix 39 rows 30 cols
[2022-05-20 09:33:09] [INFO ] Computed 9 place invariants in 1 ms
[2022-05-20 09:33:09] [INFO ] Implicit Places using invariants in 41 ms returned []
// Phase 1: matrix 39 rows 30 cols
[2022-05-20 09:33:09] [INFO ] Computed 9 place invariants in 1 ms
[2022-05-20 09:33:09] [INFO ] Implicit Places using invariants and state equation in 50 ms returned []
Implicit Place search using SMT with State Equation took 93 ms to find 0 implicit places.
[2022-05-20 09:33:09] [INFO ] Redundant transitions in 18 ms returned []
// Phase 1: matrix 39 rows 30 cols
[2022-05-20 09:33:09] [INFO ] Computed 9 place invariants in 1 ms
[2022-05-20 09:33:10] [INFO ] Dead Transitions using invariants and state equation in 35 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 30/30 places, 39/39 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 : [p0, (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 102 ms. Reduced automaton from 2 states, 3 edges and 1 AP to 2 states, 3 edges and 1 AP.
Stuttering acceptance computed with spot in 61 ms :[(NOT p0), (NOT p0)]
Finished random walk after 1 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=1 )
Knowledge obtained : [p0, (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 123 ms. Reduced automaton from 2 states, 3 edges and 1 AP to 2 states, 3 edges and 1 AP.
Stuttering acceptance computed with spot in 66 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 65 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 12167 reset in 106 ms.
Product exploration explored 100000 steps with 12220 reset in 130 ms.
Built C files in :
/tmp/ltsmin6317687336514859001
[2022-05-20 09:33:10] [INFO ] Computing symmetric may disable matrix : 39 transitions.
[2022-05-20 09:33:10] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-20 09:33:10] [INFO ] Computing symmetric may enable matrix : 39 transitions.
[2022-05-20 09:33:10] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-20 09:33:10] [INFO ] Computing Do-Not-Accords matrix : 39 transitions.
[2022-05-20 09:33:10] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-20 09:33:10] [INFO ] Built C files in 15ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin6317687336514859001
Running compilation step : cd /tmp/ltsmin6317687336514859001;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 198 ms.
Running link step : cd /tmp/ltsmin6317687336514859001;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 39 ms.
Running LTSmin : cd /tmp/ltsmin6317687336514859001;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased13246140777365475114.hoa' '--buchi-type=spotba'
LTSmin run took 84 ms.
FORMULA ShieldRVs-PT-002A-LTLCardinality-06 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldRVs-PT-002A-LTLCardinality-06 finished in 2825 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 31 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 31/31 places, 41/41 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 30 transition count 40
Applied a total of 2 rules in 5 ms. Remains 30 /31 variables (removed 1) and now considering 40/41 (removed 1) transitions.
// Phase 1: matrix 40 rows 30 cols
[2022-05-20 09:33:11] [INFO ] Computed 9 place invariants in 1 ms
[2022-05-20 09:33:11] [INFO ] Implicit Places using invariants in 29 ms returned []
// Phase 1: matrix 40 rows 30 cols
[2022-05-20 09:33:11] [INFO ] Computed 9 place invariants in 1 ms
[2022-05-20 09:33:11] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 74 ms to find 0 implicit places.
[2022-05-20 09:33:11] [INFO ] Redundant transitions in 18 ms returned [12]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
// Phase 1: matrix 39 rows 30 cols
[2022-05-20 09:33:11] [INFO ] Computed 9 place invariants in 1 ms
[2022-05-20 09:33:11] [INFO ] Dead Transitions using invariants and state equation in 38 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 30/31 places, 39/41 transitions.
Applied a total of 0 rules in 2 ms. Remains 30 /30 variables (removed 0) and now considering 39/39 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 30/31 places, 39/41 transitions.
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Running random walk in product with property : ShieldRVs-PT-002A-LTLCardinality-10 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (EQ s20 0) (EQ s25 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Product exploration explored 100000 steps with 50000 reset in 102 ms.
Product exploration explored 100000 steps with 50000 reset in 102 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 : [(NOT p0), (X p0), (X (X (NOT p0)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 67 ms. Reduced automaton from 1 states, 1 edges and 1 AP to 1 states, 0 edges and 0 AP.
FORMULA ShieldRVs-PT-002A-LTLCardinality-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldRVs-PT-002A-LTLCardinality-10 finished in 462 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((F(X(p0)) U X((F(p1)&&!p1))))'
Support contains 3 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 41/41 transitions.
Applied a total of 0 rules in 1 ms. Remains 31 /31 variables (removed 0) and now considering 41/41 (removed 0) transitions.
// Phase 1: matrix 41 rows 31 cols
[2022-05-20 09:33:11] [INFO ] Computed 9 place invariants in 0 ms
[2022-05-20 09:33:11] [INFO ] Implicit Places using invariants in 34 ms returned []
// Phase 1: matrix 41 rows 31 cols
[2022-05-20 09:33:11] [INFO ] Computed 9 place invariants in 0 ms
[2022-05-20 09:33:11] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
// Phase 1: matrix 41 rows 31 cols
[2022-05-20 09:33:11] [INFO ] Computed 9 place invariants in 0 ms
[2022-05-20 09:33:11] [INFO ] Dead Transitions using invariants and state equation in 34 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 31/31 places, 41/41 transitions.
Stuttering acceptance computed with spot in 139 ms :[true, true, (NOT p0), (NOT p1)]
Running random walk in product with property : ShieldRVs-PT-002A-LTLCardinality-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p1, acceptance={} source=1 dest: 1}, { cond=(AND p1 (NOT p0)), acceptance={} source=1 dest: 2}, { cond=(NOT p1), acceptance={} source=1 dest: 3}], [{ cond=(NOT p0), acceptance={} source=2 dest: 2}], [{ cond=(NOT p1), acceptance={} source=3 dest: 3}]], initial=0, aps=[p1:(OR (EQ s28 0) (EQ s13 1)), p0:(NEQ s2 1)], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Stuttering criterion allowed to conclude after 67 steps with 2 reset in 1 ms.
FORMULA ShieldRVs-PT-002A-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVs-PT-002A-LTLCardinality-12 finished in 265 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 31 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 31/31 places, 41/41 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 29 transition count 39
Applied a total of 2 rules in 8 ms. Remains 29 /31 variables (removed 2) and now considering 39/41 (removed 2) transitions.
// Phase 1: matrix 39 rows 29 cols
[2022-05-20 09:33:11] [INFO ] Computed 9 place invariants in 0 ms
[2022-05-20 09:33:11] [INFO ] Implicit Places using invariants in 31 ms returned []
// Phase 1: matrix 39 rows 29 cols
[2022-05-20 09:33:11] [INFO ] Computed 9 place invariants in 0 ms
[2022-05-20 09:33:11] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
[2022-05-20 09:33:11] [INFO ] Redundant transitions in 19 ms returned [11]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
// Phase 1: matrix 38 rows 29 cols
[2022-05-20 09:33:11] [INFO ] Computed 9 place invariants in 0 ms
[2022-05-20 09:33:11] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 29/31 places, 38/41 transitions.
Applied a total of 0 rules in 2 ms. Remains 29 /29 variables (removed 0) and now considering 38/38 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 29/31 places, 38/41 transitions.
Stuttering acceptance computed with spot in 81 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldRVs-PT-002A-LTLCardinality-13 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:(OR (EQ s3 0) (EQ s25 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 3543 reset in 124 ms.
Product exploration explored 100000 steps with 3542 reset in 143 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 119 ms. Reduced automaton from 2 states, 3 edges and 1 AP to 2 states, 3 edges and 1 AP.
Stuttering acceptance computed with spot in 84 ms :[(NOT p0), (NOT p0)]
Finished random walk after 20 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=20 )
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 140 ms. Reduced automaton from 2 states, 3 edges and 1 AP to 2 states, 3 edges and 1 AP.
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 29 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 29/29 places, 38/38 transitions.
Applied a total of 0 rules in 1 ms. Remains 29 /29 variables (removed 0) and now considering 38/38 (removed 0) transitions.
// Phase 1: matrix 38 rows 29 cols
[2022-05-20 09:33:12] [INFO ] Computed 9 place invariants in 2 ms
[2022-05-20 09:33:12] [INFO ] Implicit Places using invariants in 50 ms returned []
// Phase 1: matrix 38 rows 29 cols
[2022-05-20 09:33:12] [INFO ] Computed 9 place invariants in 1 ms
[2022-05-20 09:33:12] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 97 ms to find 0 implicit places.
[2022-05-20 09:33:12] [INFO ] Redundant transitions in 16 ms returned []
// Phase 1: matrix 38 rows 29 cols
[2022-05-20 09:33:12] [INFO ] Computed 9 place invariants in 1 ms
[2022-05-20 09:33:13] [INFO ] Dead Transitions using invariants and state equation in 34 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 29/29 places, 38/38 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 98 ms. Reduced automaton from 2 states, 3 edges and 1 AP to 2 states, 3 edges and 1 AP.
Stuttering acceptance computed with spot in 60 ms :[(NOT p0), (NOT p0)]
Finished random walk after 29 steps, including 1 resets, run visited all 1 properties in 2 ms. (steps per millisecond=14 )
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 108 ms. Reduced automaton from 2 states, 3 edges and 1 AP to 2 states, 3 edges and 1 AP.
Stuttering acceptance computed with spot in 55 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 59 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 3520 reset in 128 ms.
Product exploration explored 100000 steps with 3528 reset in 117 ms.
Built C files in :
/tmp/ltsmin8504549571454754925
[2022-05-20 09:33:13] [INFO ] Computing symmetric may disable matrix : 38 transitions.
[2022-05-20 09:33:13] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-20 09:33:13] [INFO ] Computing symmetric may enable matrix : 38 transitions.
[2022-05-20 09:33:13] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-20 09:33:13] [INFO ] Computing Do-Not-Accords matrix : 38 transitions.
[2022-05-20 09:33:13] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-20 09:33:13] [INFO ] Built C files in 6ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8504549571454754925
Running compilation step : cd /tmp/ltsmin8504549571454754925;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 119 ms.
Running link step : cd /tmp/ltsmin8504549571454754925;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 30 ms.
Running LTSmin : cd /tmp/ltsmin8504549571454754925;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased11317644724525186740.hoa' '--buchi-type=spotba'
LTSmin run took 188 ms.
FORMULA ShieldRVs-PT-002A-LTLCardinality-13 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldRVs-PT-002A-LTLCardinality-13 finished in 2361 ms.
All properties solved by simple procedures.
Total runtime 8298 ms.

BK_STOP 1653039194297

--------------------
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="ShieldRVs-PT-002A"
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 ShieldRVs-PT-002A, 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 r222-tall-165286025700723"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldRVs-PT-002A.tgz
mv ShieldRVs-PT-002A 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 ;