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.r060-tall-165254772200555.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2022-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
....................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is DatabaseWithMutex-PT-02, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r060-tall-165254772200555
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 336K
-rw-r--r-- 1 mcc users 13K Apr 30 05:20 CTLCardinality.txt
-rw-r--r-- 1 mcc users 102K Apr 30 05:20 CTLCardinality.xml
-rw-r--r-- 1 mcc users 10K Apr 30 05:20 CTLFireability.txt
-rw-r--r-- 1 mcc users 76K Apr 30 05:20 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.7K May 10 09:33 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 6.1K May 9 07:35 LTLCardinality.txt
-rw-r--r-- 1 mcc users 33K May 9 07:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.9K May 9 07:35 LTLFireability.txt
-rw-r--r-- 1 mcc users 22K May 9 07:35 LTLFireability.xml
-rw-r--r-- 1 mcc users 2.1K May 9 07:35 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.5K May 9 07:35 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 10 09:33 equiv_col
-rw-r--r-- 1 mcc users 3 May 10 09:33 instance
-rw-r--r-- 1 mcc users 6 May 10 09:33 iscolored
-rw-r--r-- 1 mcc users 15K 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 DatabaseWithMutex-PT-02-LTLCardinality-00
FORMULA_NAME DatabaseWithMutex-PT-02-LTLCardinality-01
FORMULA_NAME DatabaseWithMutex-PT-02-LTLCardinality-02
FORMULA_NAME DatabaseWithMutex-PT-02-LTLCardinality-03
FORMULA_NAME DatabaseWithMutex-PT-02-LTLCardinality-04
FORMULA_NAME DatabaseWithMutex-PT-02-LTLCardinality-05
FORMULA_NAME DatabaseWithMutex-PT-02-LTLCardinality-06
FORMULA_NAME DatabaseWithMutex-PT-02-LTLCardinality-07
FORMULA_NAME DatabaseWithMutex-PT-02-LTLCardinality-08
FORMULA_NAME DatabaseWithMutex-PT-02-LTLCardinality-09
FORMULA_NAME DatabaseWithMutex-PT-02-LTLCardinality-10
FORMULA_NAME DatabaseWithMutex-PT-02-LTLCardinality-11
FORMULA_NAME DatabaseWithMutex-PT-02-LTLCardinality-12
FORMULA_NAME DatabaseWithMutex-PT-02-LTLCardinality-13
FORMULA_NAME DatabaseWithMutex-PT-02-LTLCardinality-14
FORMULA_NAME DatabaseWithMutex-PT-02-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1652621737772

Running Version 202205111006
[2022-05-15 13:35:38] [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]
[2022-05-15 13:35:38] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-15 13:35:39] [INFO ] Load time of PNML (sax parser for PT used): 50 ms
[2022-05-15 13:35:39] [INFO ] Transformed 38 places.
[2022-05-15 13:35:39] [INFO ] Transformed 32 transitions.
[2022-05-15 13:35:39] [INFO ] Found NUPN structural information;
[2022-05-15 13:35:39] [INFO ] Completing missing partition info from NUPN : creating a component with [Modify_1_1, WaitMutex_1_2, Message_1_2, all_active_2, RecBuff_1_2, RecBuff_2_2, Acknowledge_1_1, updating_2_2]
[2022-05-15 13:35:39] [INFO ] Parsed PT model containing 38 places and 32 transitions in 149 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 13 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA DatabaseWithMutex-PT-02-LTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DatabaseWithMutex-PT-02-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DatabaseWithMutex-PT-02-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DatabaseWithMutex-PT-02-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DatabaseWithMutex-PT-02-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 35 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Applied a total of 0 rules in 6 ms. Remains 38 /38 variables (removed 0) and now considering 32/32 (removed 0) transitions.
// Phase 1: matrix 32 rows 38 cols
[2022-05-15 13:35:39] [INFO ] Computed 10 place invariants in 9 ms
[2022-05-15 13:35:39] [INFO ] Implicit Places using invariants in 123 ms returned []
// Phase 1: matrix 32 rows 38 cols
[2022-05-15 13:35:39] [INFO ] Computed 10 place invariants in 4 ms
[2022-05-15 13:35:39] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 203 ms to find 0 implicit places.
// Phase 1: matrix 32 rows 38 cols
[2022-05-15 13:35:39] [INFO ] Computed 10 place invariants in 2 ms
[2022-05-15 13:35:39] [INFO ] Dead Transitions using invariants and state equation in 40 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 38/38 places, 32/32 transitions.
Support contains 35 out of 38 places after structural reductions.
[2022-05-15 13:35:39] [INFO ] Flatten gal took : 19 ms
[2022-05-15 13:35:39] [INFO ] Flatten gal took : 6 ms
[2022-05-15 13:35:39] [INFO ] Input system was already deterministic with 32 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 357 ms. (steps per millisecond=28 ) properties (out of 25) seen :20
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 52 ms. (steps per millisecond=192 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 88 ms. (steps per millisecond=113 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
// Phase 1: matrix 32 rows 38 cols
[2022-05-15 13:35:40] [INFO ] Computed 10 place invariants in 1 ms
[2022-05-15 13:35:40] [INFO ] [Real]Absence check using 6 positive place invariants in 6 ms returned sat
[2022-05-15 13:35:40] [INFO ] [Real]Absence check using 6 positive and 4 generalized place invariants in 1 ms returned sat
[2022-05-15 13:35:40] [INFO ] After 53ms SMT Verify possible using all constraints in real domain returned unsat :5 sat :0
Fused 5 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Successfully simplified 5 atomic propositions for a total of 11 simplifications.
FORMULA DatabaseWithMutex-PT-02-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0) U X(X(p1))))'
Support contains 14 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 34 transition count 32
Applied a total of 4 rules in 3 ms. Remains 34 /38 variables (removed 4) and now considering 32/32 (removed 0) transitions.
// Phase 1: matrix 32 rows 34 cols
[2022-05-15 13:35:40] [INFO ] Computed 6 place invariants in 1 ms
[2022-05-15 13:35:40] [INFO ] Implicit Places using invariants in 60 ms returned [3, 30]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 61 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 32/38 places, 32/32 transitions.
Applied a total of 0 rules in 1 ms. Remains 32 /32 variables (removed 0) and now considering 32/32 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 32/38 places, 32/32 transitions.
Stuttering acceptance computed with spot in 290 ms :[(NOT p1), (NOT p1), (NOT p1), true, (NOT p1)]
Running random walk in product with property : DatabaseWithMutex-PT-02-LTLCardinality-00 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 1}, { cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 2}], [{ cond=(NOT p1), acceptance={} source=2 dest: 3}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=true, acceptance={} source=4 dest: 0}]], initial=4, aps=[p0:(LEQ (ADD s0 s6 s27 s29) (ADD s1 s3 s8 s26)), p1:(AND (LEQ (ADD s0 s6 s27 s29) (ADD s1 s3 s8 s26)) (GT (ADD s12 s17 s20 s24) (ADD s5 s11)))], 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, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 23 steps with 1 reset in 4 ms.
FORMULA DatabaseWithMutex-PT-02-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DatabaseWithMutex-PT-02-LTLCardinality-00 finished in 415 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0) U p1)))'
Support contains 12 out of 38 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Drop transitions removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 38 transition count 28
Reduce places removed 6 places and 0 transitions.
Drop transitions removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 1 with 10 rules applied. Total rules applied 14 place count 32 transition count 24
Reduce places removed 4 places and 0 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 2 with 8 rules applied. Total rules applied 22 place count 28 transition count 20
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 26 place count 24 transition count 20
Applied a total of 26 rules in 13 ms. Remains 24 /38 variables (removed 14) and now considering 20/32 (removed 12) transitions.
// Phase 1: matrix 20 rows 24 cols
[2022-05-15 13:35:41] [INFO ] Computed 8 place invariants in 1 ms
[2022-05-15 13:35:41] [INFO ] Implicit Places using invariants in 27 ms returned []
// Phase 1: matrix 20 rows 24 cols
[2022-05-15 13:35:41] [INFO ] Computed 8 place invariants in 2 ms
[2022-05-15 13:35:41] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 69 ms to find 0 implicit places.
[2022-05-15 13:35:41] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 20 rows 24 cols
[2022-05-15 13:35:41] [INFO ] Computed 8 place invariants in 2 ms
[2022-05-15 13:35:41] [INFO ] Dead Transitions using invariants and state equation in 44 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 24/38 places, 20/32 transitions.
Finished structural reductions, in 1 iterations. Remains : 24/38 places, 20/32 transitions.
Stuttering acceptance computed with spot in 193 ms :[(NOT p1), (NOT p0), (NOT p1)]
Running random walk in product with property : DatabaseWithMutex-PT-02-LTLCardinality-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=2 dest: 1}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p1:(LEQ (ADD s11 s12 s16 s19) (ADD s1 s5 s7 s21)), p0:(LEQ 2 (ADD s3 s8 s22 s23))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 2702 reset in 262 ms.
Stack based approach found an accepted trace after 48 steps with 2 reset with depth 19 and stack size 19 in 1 ms.
FORMULA DatabaseWithMutex-PT-02-LTLCardinality-01 FALSE TECHNIQUES STACK_TEST
Treatment of property DatabaseWithMutex-PT-02-LTLCardinality-01 finished in 603 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 4 out of 38 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 34 transition count 24
Reduce places removed 8 places and 0 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 1 with 12 rules applied. Total rules applied 24 place count 26 transition count 20
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 28 place count 22 transition count 20
Applied a total of 28 rules in 8 ms. Remains 22 /38 variables (removed 16) and now considering 20/32 (removed 12) transitions.
// Phase 1: matrix 20 rows 22 cols
[2022-05-15 13:35:41] [INFO ] Computed 6 place invariants in 1 ms
[2022-05-15 13:35:41] [INFO ] Implicit Places using invariants in 42 ms returned [2, 20]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 43 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 20/38 places, 20/32 transitions.
Drop transitions removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 20 transition count 16
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 16 transition count 16
Applied a total of 8 rules in 2 ms. Remains 16 /20 variables (removed 4) and now considering 16/20 (removed 4) transitions.
// Phase 1: matrix 16 rows 16 cols
[2022-05-15 13:35:41] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-15 13:35:41] [INFO ] Implicit Places using invariants in 24 ms returned []
// Phase 1: matrix 16 rows 16 cols
[2022-05-15 13:35:41] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-15 13:35:41] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 16/38 places, 16/32 transitions.
Finished structural reductions, in 2 iterations. Remains : 16/38 places, 16/32 transitions.
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Running random walk in product with property : DatabaseWithMutex-PT-02-LTLCardinality-03 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(LEQ 1 (ADD s0 s3 s13 s15))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 0 reset in 106 ms.
Stack based approach found an accepted trace after 6 steps with 0 reset with depth 7 and stack size 7 in 0 ms.
FORMULA DatabaseWithMutex-PT-02-LTLCardinality-03 FALSE TECHNIQUES STACK_TEST
Treatment of property DatabaseWithMutex-PT-02-LTLCardinality-03 finished in 284 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 4 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 34 transition count 32
Applied a total of 4 rules in 1 ms. Remains 34 /38 variables (removed 4) and now considering 32/32 (removed 0) transitions.
// Phase 1: matrix 32 rows 34 cols
[2022-05-15 13:35:41] [INFO ] Computed 6 place invariants in 1 ms
[2022-05-15 13:35:42] [INFO ] Implicit Places using invariants in 51 ms returned [3, 30]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 52 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 32/38 places, 32/32 transitions.
Applied a total of 0 rules in 1 ms. Remains 32 /32 variables (removed 0) and now considering 32/32 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 32/38 places, 32/32 transitions.
Stuttering acceptance computed with spot in 65 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : DatabaseWithMutex-PT-02-LTLCardinality-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(GT 2 (ADD s0 s6 s27 s29))], 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][false, false]]
Product exploration explored 100000 steps with 50000 reset in 99 ms.
Product exploration explored 100000 steps with 50000 reset in 116 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 : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 60 ms. Reduced automaton from 2 states, 2 edges and 1 AP to 1 states, 0 edges and 0 AP.
FORMULA DatabaseWithMutex-PT-02-LTLCardinality-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DatabaseWithMutex-PT-02-LTLCardinality-05 finished in 416 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G((X(X(p0))||X(p1))))'
Support contains 8 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 34 transition count 32
Applied a total of 4 rules in 3 ms. Remains 34 /38 variables (removed 4) and now considering 32/32 (removed 0) transitions.
// Phase 1: matrix 32 rows 34 cols
[2022-05-15 13:35:42] [INFO ] Computed 6 place invariants in 0 ms
[2022-05-15 13:35:42] [INFO ] Implicit Places using invariants in 30 ms returned [3, 30]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 31 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 32/38 places, 32/32 transitions.
Applied a total of 0 rules in 1 ms. Remains 32 /32 variables (removed 0) and now considering 32/32 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 32/38 places, 32/32 transitions.
Stuttering acceptance computed with spot in 123 ms :[true, (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : DatabaseWithMutex-PT-02-LTLCardinality-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={} source=1 dest: 1}, { cond=(AND p1 p0), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=(NOT p1), acceptance={} source=3 dest: 1}, { cond=p1, acceptance={} source=3 dest: 3}]], initial=2, aps=[p0:(LEQ 1 (ADD s15 s16 s18 s25)), p1:(LEQ (ADD s0 s6 s27 s29) (ADD s15 s16 s18 s25))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 8 steps with 0 reset in 0 ms.
FORMULA DatabaseWithMutex-PT-02-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DatabaseWithMutex-PT-02-LTLCardinality-07 finished in 180 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(X(F((X((F(p0) U X(!p1)))&&p2))))))'
Support contains 5 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 34 transition count 32
Applied a total of 4 rules in 4 ms. Remains 34 /38 variables (removed 4) and now considering 32/32 (removed 0) transitions.
// Phase 1: matrix 32 rows 34 cols
[2022-05-15 13:35:42] [INFO ] Computed 6 place invariants in 12 ms
[2022-05-15 13:35:42] [INFO ] Implicit Places using invariants in 44 ms returned [30]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 45 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 33/38 places, 32/32 transitions.
Applied a total of 0 rules in 1 ms. Remains 33 /33 variables (removed 0) and now considering 32/32 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 33/38 places, 32/32 transitions.
Stuttering acceptance computed with spot in 308 ms :[(OR (NOT p2) p1), (OR (NOT p2) p1), p1, p1, (AND (NOT p0) p1), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (AND (NOT p0) p1), (AND (NOT p0) p1)]
Running random walk in product with property : DatabaseWithMutex-PT-02-LTLCardinality-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p2), acceptance={} source=0 dest: 1}, { cond=p2, acceptance={} source=0 dest: 2}], [{ cond=(NOT p2), acceptance={0} source=1 dest: 1}, { cond=p2, acceptance={0} source=1 dest: 2}], [{ cond=true, acceptance={} source=2 dest: 3}, { cond=(AND (NOT p2) (NOT p0)), acceptance={} source=2 dest: 4}], [{ cond=p1, acceptance={0} source=3 dest: 3}, { cond=(AND (NOT p2) (NOT p0) p1), acceptance={0} source=3 dest: 4}], [{ cond=(AND (NOT p2) (NOT p0) p1), acceptance={0} source=4 dest: 5}, { cond=(AND p2 (NOT p0) p1), acceptance={0} source=4 dest: 6}], [{ cond=(AND (NOT p2) (NOT p0)), acceptance={0} source=5 dest: 5}, { cond=(AND p2 (NOT p0)), acceptance={0} source=5 dest: 6}], [{ cond=(AND (NOT p2) (NOT p0)), acceptance={0} source=6 dest: 4}, { cond=(AND p2 (NOT p0)), acceptance={0} source=6 dest: 7}], [{ cond=(AND (NOT p2) (NOT p0) p1), acceptance={0} source=7 dest: 4}, { cond=(AND p2 (NOT p0) p1), acceptance={0} source=7 dest: 7}]], initial=0, aps=[p2:(EQ s12 1), p0:(OR (EQ s1 0) (EQ s29 1)), p1:(OR (EQ s11 0) (EQ s3 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 2252 reset in 90 ms.
Stack based approach found an accepted trace after 36 steps with 0 reset with depth 37 and stack size 37 in 0 ms.
FORMULA DatabaseWithMutex-PT-02-LTLCardinality-08 FALSE TECHNIQUES STACK_TEST
Treatment of property DatabaseWithMutex-PT-02-LTLCardinality-08 finished in 472 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F((F(p0)&&F(p1))))'
Support contains 2 out of 38 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 14 rules applied. Total rules applied 14 place count 34 transition count 22
Reduce places removed 11 places and 0 transitions.
Drop transitions removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 1 with 15 rules applied. Total rules applied 29 place count 23 transition count 18
Reduce places removed 4 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 6 rules applied. Total rules applied 35 place count 19 transition count 16
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 37 place count 17 transition count 16
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 37 place count 17 transition count 15
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 39 place count 16 transition count 15
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 4 with 2 rules applied. Total rules applied 41 place count 15 transition count 14
Applied a total of 41 rules in 6 ms. Remains 15 /38 variables (removed 23) and now considering 14/32 (removed 18) transitions.
// Phase 1: matrix 14 rows 15 cols
[2022-05-15 13:35:43] [INFO ] Computed 5 place invariants in 2 ms
[2022-05-15 13:35:43] [INFO ] Implicit Places using invariants in 29 ms returned []
// Phase 1: matrix 14 rows 15 cols
[2022-05-15 13:35:43] [INFO ] Computed 5 place invariants in 1 ms
[2022-05-15 13:35:43] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
[2022-05-15 13:35:43] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 14 rows 15 cols
[2022-05-15 13:35:43] [INFO ] Computed 5 place invariants in 0 ms
[2022-05-15 13:35:43] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 15/38 places, 14/32 transitions.
Finished structural reductions, in 1 iterations. Remains : 15/38 places, 14/32 transitions.
Stuttering acceptance computed with spot in 120 ms :[(NOT p1), (NOT p0), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : DatabaseWithMutex-PT-02-LTLCardinality-09 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(AND p0 (NOT p1)), acceptance={0} source=2 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={0} source=2 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 2}]], initial=2, aps=[p1:(EQ s13 0), p0:(EQ s11 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, null, null][true, true, true]]
Product exploration explored 100000 steps with 14194 reset in 65 ms.
Stack based approach found an accepted trace after 8 steps with 1 reset with depth 3 and stack size 3 in 0 ms.
FORMULA DatabaseWithMutex-PT-02-LTLCardinality-09 FALSE TECHNIQUES STACK_TEST
Treatment of property DatabaseWithMutex-PT-02-LTLCardinality-09 finished in 316 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G((X(!p0) U X(G(X(p0))))))'
Support contains 2 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 34 transition count 32
Applied a total of 4 rules in 2 ms. Remains 34 /38 variables (removed 4) and now considering 32/32 (removed 0) transitions.
// Phase 1: matrix 32 rows 34 cols
[2022-05-15 13:35:43] [INFO ] Computed 6 place invariants in 1 ms
[2022-05-15 13:35:43] [INFO ] Implicit Places using invariants in 32 ms returned [30]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 33 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 33/38 places, 32/32 transitions.
Applied a total of 0 rules in 1 ms. Remains 33 /33 variables (removed 0) and now considering 32/32 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 33/38 places, 32/32 transitions.
Stuttering acceptance computed with spot in 113 ms :[(NOT p0), (NOT p0), true, (NOT p0)]
Running random walk in product with property : DatabaseWithMutex-PT-02-LTLCardinality-12 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=p0, acceptance={0} source=3 dest: 0}, { cond=(NOT p0), acceptance={0} source=3 dest: 3}]], initial=1, aps=[p0:(OR (EQ s3 0) (EQ s32 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 16 steps with 0 reset in 1 ms.
FORMULA DatabaseWithMutex-PT-02-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DatabaseWithMutex-PT-02-LTLCardinality-12 finished in 168 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(X(G((p0 U G(p1)))))))'
Support contains 4 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 34 transition count 32
Applied a total of 4 rules in 3 ms. Remains 34 /38 variables (removed 4) and now considering 32/32 (removed 0) transitions.
// Phase 1: matrix 32 rows 34 cols
[2022-05-15 13:35:43] [INFO ] Computed 6 place invariants in 0 ms
[2022-05-15 13:35:43] [INFO ] Implicit Places using invariants in 37 ms returned [3, 30]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 39 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 32/38 places, 32/32 transitions.
Applied a total of 0 rules in 1 ms. Remains 32 /32 variables (removed 0) and now considering 32/32 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 32/38 places, 32/32 transitions.
Stuttering acceptance computed with spot in 154 ms :[(NOT p1), (NOT p1), (NOT p1), true, (NOT p1)]
Running random walk in product with property : DatabaseWithMutex-PT-02-LTLCardinality-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(AND p1 p0), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=2 dest: 3}, { cond=(AND p1 (NOT p0)), acceptance={} source=2 dest: 4}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=(NOT p1), acceptance={} source=4 dest: 3}, { cond=p1, acceptance={} source=4 dest: 4}]], initial=0, aps=[p1:(OR (EQ s10 0) (EQ s21 1)), p0:(OR (EQ s28 0) (EQ s11 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 101 steps with 0 reset in 0 ms.
FORMULA DatabaseWithMutex-PT-02-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DatabaseWithMutex-PT-02-LTLCardinality-14 finished in 218 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(((p0 U G(!p1))&&G(p2))))'
Support contains 6 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 36 transition count 32
Applied a total of 2 rules in 2 ms. Remains 36 /38 variables (removed 2) and now considering 32/32 (removed 0) transitions.
// Phase 1: matrix 32 rows 36 cols
[2022-05-15 13:35:43] [INFO ] Computed 8 place invariants in 0 ms
[2022-05-15 13:35:43] [INFO ] Implicit Places using invariants in 32 ms returned [3, 32]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 40 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 34/38 places, 32/32 transitions.
Applied a total of 0 rules in 1 ms. Remains 34 /34 variables (removed 0) and now considering 32/32 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 34/38 places, 32/32 transitions.
Stuttering acceptance computed with spot in 193 ms :[(OR (NOT p2) p1), (OR (NOT p2) p1), true, p1, (NOT p2), p1]
Running random walk in product with property : DatabaseWithMutex-PT-02-LTLCardinality-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(OR (AND p1 (NOT p0)) (NOT p2)), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p1) (NOT p0) p2), acceptance={} source=1 dest: 3}, { cond=(OR (AND (NOT p1) p2) (AND p0 p2)), acceptance={} source=1 dest: 4}, { cond=(AND p0 p2), acceptance={} source=1 dest: 5}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=p1, acceptance={} source=3 dest: 2}, { cond=(NOT p1), acceptance={} source=3 dest: 3}], [{ cond=(NOT p2), acceptance={} source=4 dest: 2}, { cond=p2, acceptance={} source=4 dest: 4}], [{ cond=(AND p1 (NOT p0)), acceptance={} source=5 dest: 2}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=5 dest: 3}, { cond=(AND (NOT p1) p0), acceptance={} source=5 dest: 5}, { cond=(AND p1 p0), acceptance={0} source=5 dest: 5}]], initial=0, aps=[p1:(OR (EQ s27 0) (EQ s17 1)), p0:(OR (EQ s31 0) (EQ s13 1)), p2:(AND (NEQ s12 0) (NEQ s14 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA DatabaseWithMutex-PT-02-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DatabaseWithMutex-PT-02-LTLCardinality-15 finished in 261 ms.
All properties solved by simple procedures.
Total runtime 5091 ms.

BK_STOP 1652621744065

--------------------
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="DatabaseWithMutex-PT-02"
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 DatabaseWithMutex-PT-02, 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 r060-tall-165254772200555"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DatabaseWithMutex-PT-02.tgz
mv DatabaseWithMutex-PT-02 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 ;