About the Execution of ITS-Tools for ParamProductionCell-PT-4
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 285.243 | 25837.00 | 48716.00 | 322.60 | FFTTFTTTTFTTTFFT | 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.r150-smll-165276998600283.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 ParamProductionCell-PT-4, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r150-smll-165276998600283
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 420K
-rw-r--r-- 1 mcc users 8.5K Apr 29 17:38 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K Apr 29 17:38 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Apr 29 17:37 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K Apr 29 17:37 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:34 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.2K May 10 09:34 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.5K May 9 08:22 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 9 08:22 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K May 9 08:22 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 9 08:22 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.9K May 9 08:22 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 9 08:22 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 10 09:34 equiv_col
-rw-r--r-- 1 mcc users 2 May 10 09:34 instance
-rw-r--r-- 1 mcc users 6 May 10 09:34 iscolored
-rw-r--r-- 1 mcc users 174K 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 ParamProductionCell-PT-4-LTLCardinality-00
FORMULA_NAME ParamProductionCell-PT-4-LTLCardinality-01
FORMULA_NAME ParamProductionCell-PT-4-LTLCardinality-02
FORMULA_NAME ParamProductionCell-PT-4-LTLCardinality-03
FORMULA_NAME ParamProductionCell-PT-4-LTLCardinality-04
FORMULA_NAME ParamProductionCell-PT-4-LTLCardinality-05
FORMULA_NAME ParamProductionCell-PT-4-LTLCardinality-06
FORMULA_NAME ParamProductionCell-PT-4-LTLCardinality-07
FORMULA_NAME ParamProductionCell-PT-4-LTLCardinality-08
FORMULA_NAME ParamProductionCell-PT-4-LTLCardinality-09
FORMULA_NAME ParamProductionCell-PT-4-LTLCardinality-10
FORMULA_NAME ParamProductionCell-PT-4-LTLCardinality-11
FORMULA_NAME ParamProductionCell-PT-4-LTLCardinality-12
FORMULA_NAME ParamProductionCell-PT-4-LTLCardinality-13
FORMULA_NAME ParamProductionCell-PT-4-LTLCardinality-14
FORMULA_NAME ParamProductionCell-PT-4-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1653050608794
Running Version 202205111006
[2022-05-20 12:43:31] [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 12:43:31] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-20 12:43:31] [INFO ] Load time of PNML (sax parser for PT used): 248 ms
[2022-05-20 12:43:31] [INFO ] Transformed 231 places.
[2022-05-20 12:43:31] [INFO ] Transformed 202 transitions.
[2022-05-20 12:43:31] [INFO ] Found NUPN structural information;
[2022-05-20 12:43:31] [INFO ] Parsed PT model containing 231 places and 202 transitions in 509 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 23 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA ParamProductionCell-PT-4-LTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ParamProductionCell-PT-4-LTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ParamProductionCell-PT-4-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ParamProductionCell-PT-4-LTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ParamProductionCell-PT-4-LTLCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ParamProductionCell-PT-4-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ParamProductionCell-PT-4-LTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ParamProductionCell-PT-4-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ParamProductionCell-PT-4-LTLCardinality-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 19 out of 231 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 231/231 places, 202/202 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 225 transition count 196
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 225 transition count 196
Applied a total of 12 rules in 108 ms. Remains 225 /231 variables (removed 6) and now considering 196/202 (removed 6) transitions.
// Phase 1: matrix 196 rows 225 cols
[2022-05-20 12:43:32] [INFO ] Computed 59 place invariants in 29 ms
[2022-05-20 12:43:33] [INFO ] Implicit Places using invariants in 987 ms returned [15, 16, 18, 19, 24, 31, 35, 36, 41, 42, 46, 47, 59, 64, 65, 73, 78, 79, 101, 113, 114, 116, 118, 119, 159, 162, 164, 165, 190, 191, 194, 195, 201, 205, 216]
Discarding 35 places :
Implicit Place search using SMT only with invariants took 1052 ms to find 35 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 190/231 places, 196/202 transitions.
Applied a total of 0 rules in 14 ms. Remains 190 /190 variables (removed 0) and now considering 196/196 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 190/231 places, 196/202 transitions.
Support contains 19 out of 190 places after structural reductions.
[2022-05-20 12:43:33] [INFO ] Flatten gal took : 99 ms
[2022-05-20 12:43:33] [INFO ] Flatten gal took : 41 ms
[2022-05-20 12:43:33] [INFO ] Input system was already deterministic with 196 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 721 ms. (steps per millisecond=13 ) properties (out of 12) seen :9
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 126 ms. (steps per millisecond=79 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
// Phase 1: matrix 196 rows 190 cols
[2022-05-20 12:43:34] [INFO ] Computed 24 place invariants in 5 ms
[2022-05-20 12:43:34] [INFO ] After 137ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2022-05-20 12:43:34] [INFO ] [Nat]Absence check using 20 positive place invariants in 14 ms returned sat
[2022-05-20 12:43:34] [INFO ] [Nat]Absence check using 20 positive and 4 generalized place invariants in 9 ms returned sat
[2022-05-20 12:43:35] [INFO ] After 123ms SMT Verify possible using all constraints in natural domain returned unsat :2 sat :0
Fused 2 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 1 ms.
FORMULA ParamProductionCell-PT-4-LTLCardinality-00 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 2 atomic propositions for a total of 6 simplifications.
FORMULA ParamProductionCell-PT-4-LTLCardinality-15 TRUE 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((G(p0)&&X(F(p1))&&p1)))'
Support contains 4 out of 190 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 190/190 places, 196/196 transitions.
Applied a total of 0 rules in 10 ms. Remains 190 /190 variables (removed 0) and now considering 196/196 (removed 0) transitions.
// Phase 1: matrix 196 rows 190 cols
[2022-05-20 12:43:35] [INFO ] Computed 24 place invariants in 5 ms
[2022-05-20 12:43:35] [INFO ] Implicit Places using invariants in 312 ms returned [80, 81, 135, 168]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 317 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 186/190 places, 196/196 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 184 transition count 194
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 184 transition count 194
Applied a total of 4 rules in 19 ms. Remains 184 /186 variables (removed 2) and now considering 194/196 (removed 2) transitions.
// Phase 1: matrix 194 rows 184 cols
[2022-05-20 12:43:35] [INFO ] Computed 20 place invariants in 4 ms
[2022-05-20 12:43:35] [INFO ] Implicit Places using invariants in 220 ms returned []
// Phase 1: matrix 194 rows 184 cols
[2022-05-20 12:43:35] [INFO ] Computed 20 place invariants in 7 ms
[2022-05-20 12:43:36] [INFO ] State equation strengthened by 68 read => feed constraints.
[2022-05-20 12:43:36] [INFO ] Implicit Places using invariants and state equation in 628 ms returned []
Implicit Place search using SMT with State Equation took 855 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 184/190 places, 194/196 transitions.
Finished structural reductions, in 2 iterations. Remains : 184/190 places, 194/196 transitions.
Stuttering acceptance computed with spot in 562 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true]
Running random walk in product with property : ParamProductionCell-PT-4-LTLCardinality-01 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 4}], [{ cond=(AND p1 p0), acceptance={0} source=1 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0} source=1 dest: 1}, { cond=(NOT p0), acceptance={0} source=1 dest: 4}], [{ cond=(AND p1 p0), acceptance={} source=2 dest: 1}, { cond=(OR (NOT p1) (NOT p0)), acceptance={} source=2 dest: 4}], [{ cond=true, acceptance={} source=3 dest: 2}], [{ cond=true, acceptance={0} source=4 dest: 4}]], initial=3, aps=[p0:(OR (EQ s55 0) (EQ s179 1)), p1:(OR (EQ s49 0) (EQ s105 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, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 153 steps with 0 reset in 8 ms.
FORMULA ParamProductionCell-PT-4-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ParamProductionCell-PT-4-LTLCardinality-01 finished in 1885 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(F(G(X(p0))))))'
Support contains 2 out of 190 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 190/190 places, 196/196 transitions.
Drop transitions removed 33 transitions
Trivial Post-agglo rules discarded 33 transitions
Performed 33 trivial Post agglomeration. Transition count delta: 33
Iterating post reduction 0 with 33 rules applied. Total rules applied 33 place count 190 transition count 163
Reduce places removed 33 places and 0 transitions.
Iterating post reduction 1 with 33 rules applied. Total rules applied 66 place count 157 transition count 163
Performed 13 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 13 Pre rules applied. Total rules applied 66 place count 157 transition count 150
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 2 with 26 rules applied. Total rules applied 92 place count 144 transition count 150
Performed 34 Post agglomeration using F-continuation condition.Transition count delta: 34
Deduced a syphon composed of 34 places in 1 ms
Reduce places removed 34 places and 0 transitions.
Iterating global reduction 2 with 68 rules applied. Total rules applied 160 place count 110 transition count 116
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 164 place count 108 transition count 114
Applied a total of 164 rules in 58 ms. Remains 108 /190 variables (removed 82) and now considering 114/196 (removed 82) transitions.
// Phase 1: matrix 114 rows 108 cols
[2022-05-20 12:43:37] [INFO ] Computed 24 place invariants in 4 ms
[2022-05-20 12:43:37] [INFO ] Implicit Places using invariants in 199 ms returned [38, 39, 76, 99]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 200 ms to find 4 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 104/190 places, 114/196 transitions.
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: 18
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 86 transition count 96
Applied a total of 36 rules in 15 ms. Remains 86 /104 variables (removed 18) and now considering 96/114 (removed 18) transitions.
// Phase 1: matrix 96 rows 86 cols
[2022-05-20 12:43:37] [INFO ] Computed 20 place invariants in 1 ms
[2022-05-20 12:43:37] [INFO ] Implicit Places using invariants in 157 ms returned []
// Phase 1: matrix 96 rows 86 cols
[2022-05-20 12:43:37] [INFO ] Computed 20 place invariants in 3 ms
[2022-05-20 12:43:37] [INFO ] State equation strengthened by 66 read => feed constraints.
[2022-05-20 12:43:37] [INFO ] Implicit Places using invariants and state equation in 210 ms returned []
Implicit Place search using SMT with State Equation took 378 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 86/190 places, 96/196 transitions.
Finished structural reductions, in 2 iterations. Remains : 86/190 places, 96/196 transitions.
Stuttering acceptance computed with spot in 137 ms :[(NOT p0)]
Running random walk in product with property : ParamProductionCell-PT-4-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 s41 0) (EQ s71 1))], 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 300 ms.
Stack based approach found an accepted trace after 1436 steps with 0 reset with depth 1437 and stack size 969 in 6 ms.
FORMULA ParamProductionCell-PT-4-LTLCardinality-04 FALSE TECHNIQUES STACK_TEST
Treatment of property ParamProductionCell-PT-4-LTLCardinality-04 finished in 1114 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(((p0 U X(X(p1)))||G(X(p2)))))'
Support contains 6 out of 190 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 190/190 places, 196/196 transitions.
Applied a total of 0 rules in 3 ms. Remains 190 /190 variables (removed 0) and now considering 196/196 (removed 0) transitions.
// Phase 1: matrix 196 rows 190 cols
[2022-05-20 12:43:38] [INFO ] Computed 24 place invariants in 2 ms
[2022-05-20 12:43:38] [INFO ] Implicit Places using invariants in 173 ms returned [80, 81, 168]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 179 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 187/190 places, 196/196 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 185 transition count 194
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 185 transition count 194
Applied a total of 4 rules in 9 ms. Remains 185 /187 variables (removed 2) and now considering 194/196 (removed 2) transitions.
// Phase 1: matrix 194 rows 185 cols
[2022-05-20 12:43:38] [INFO ] Computed 21 place invariants in 2 ms
[2022-05-20 12:43:38] [INFO ] Implicit Places using invariants in 157 ms returned []
// Phase 1: matrix 194 rows 185 cols
[2022-05-20 12:43:38] [INFO ] Computed 21 place invariants in 1 ms
[2022-05-20 12:43:38] [INFO ] State equation strengthened by 68 read => feed constraints.
[2022-05-20 12:43:38] [INFO ] Implicit Places using invariants and state equation in 395 ms returned []
Implicit Place search using SMT with State Equation took 560 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 185/190 places, 194/196 transitions.
Finished structural reductions, in 2 iterations. Remains : 185/190 places, 194/196 transitions.
Stuttering acceptance computed with spot in 568 ms :[true, (AND (NOT p2) (NOT p1)), (NOT p2), (NOT p1), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1), (NOT p1)]
Running random walk in product with property : ParamProductionCell-PT-4-LTLCardinality-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={} source=1 dest: 0}, { cond=(AND p2 (NOT p1)), acceptance={} source=1 dest: 2}], [{ cond=(NOT p2), acceptance={} source=2 dest: 0}, { cond=p2, acceptance={} source=2 dest: 2}], [{ cond=(NOT p1), acceptance={} source=3 dest: 0}], [{ cond=true, acceptance={} source=4 dest: 5}], [{ cond=(NOT p0), acceptance={} source=5 dest: 6}, { cond=p0, acceptance={} source=5 dest: 7}], [{ cond=p2, acceptance={} source=6 dest: 1}, { cond=(NOT p2), acceptance={} source=6 dest: 3}], [{ cond=(AND (NOT p0) p2), acceptance={} source=7 dest: 8}, { cond=(AND p0 p2), acceptance={} source=7 dest: 9}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=7 dest: 10}, { cond=(AND p0 (NOT p2)), acceptance={} source=7 dest: 11}], [{ cond=(AND p2 (NOT p1)), acceptance={} source=8 dest: 1}, { cond=(AND (NOT p2) (NOT p1)), acceptance={} source=8 dest: 3}], [{ cond=(AND (NOT p0) p2 (NOT p1)), acceptance={} source=9 dest: 8}, { cond=(AND p0 p2 (NOT p1)), acceptance={} source=9 dest: 9}, { cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=9 dest: 10}, { cond=(AND p0 (NOT p2) (NOT p1)), acceptance={} source=9 dest: 11}], [{ cond=(NOT p1), acceptance={} source=10 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=11 dest: 10}, { cond=(AND p0 (NOT p1)), acceptance={0} source=11 dest: 11}]], initial=4, aps=[p2:(OR (EQ s17 0) (EQ s65 1)), p1:(OR (EQ s8 0) (EQ s132 1)), p0:(OR (EQ s138 0) (EQ s131 1))], 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, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 25000 reset in 594 ms.
Product exploration explored 100000 steps with 25000 reset in 342 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 : [(AND p2 p1 p0), (X p0), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (AND p0 p2))), (X (X (NOT (AND (NOT p0) p2))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 411 ms. Reduced automaton from 12 states, 24 edges and 3 AP to 11 states, 18 edges and 3 AP.
Stuttering acceptance computed with spot in 524 ms :[true, (NOT p2), (AND (NOT p2) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 439 ms. (steps per millisecond=22 ) properties (out of 10) seen :1
Finished Best-First random walk after 5498 steps, including 1 resets, run visited all 9 properties in 35 ms. (steps per millisecond=157 )
Knowledge obtained : [(AND p2 p1 p0), (X p0), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (AND p0 p2))), (X (X (NOT (AND (NOT p0) p2))))]
False Knowledge obtained : [(F (AND (NOT p1) (NOT p0) p2)), (F (NOT p1)), (F (AND (NOT p1) (NOT p0) (NOT p2))), (F (AND (NOT p1) p0 p2)), (F (NOT p2)), (F (AND (NOT p1) p2)), (F (AND (NOT p1) (NOT p2))), (F (AND (NOT p1) (NOT p0))), (F (AND (NOT p1) p0 (NOT p2))), (F (AND (NOT p1) p0))]
Knowledge based reduction with 7 factoid took 702 ms. Reduced automaton from 11 states, 18 edges and 3 AP to 11 states, 18 edges and 3 AP.
Stuttering acceptance computed with spot in 709 ms :[true, (NOT p2), (AND (NOT p2) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 519 ms :[true, (NOT p2), (AND (NOT p2) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Support contains 6 out of 185 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 185/185 places, 194/194 transitions.
Applied a total of 0 rules in 3 ms. Remains 185 /185 variables (removed 0) and now considering 194/194 (removed 0) transitions.
// Phase 1: matrix 194 rows 185 cols
[2022-05-20 12:43:43] [INFO ] Computed 21 place invariants in 1 ms
[2022-05-20 12:43:44] [INFO ] Implicit Places using invariants in 334 ms returned []
// Phase 1: matrix 194 rows 185 cols
[2022-05-20 12:43:44] [INFO ] Computed 21 place invariants in 9 ms
[2022-05-20 12:43:44] [INFO ] State equation strengthened by 68 read => feed constraints.
[2022-05-20 12:43:44] [INFO ] Implicit Places using invariants and state equation in 651 ms returned []
Implicit Place search using SMT with State Equation took 996 ms to find 0 implicit places.
// Phase 1: matrix 194 rows 185 cols
[2022-05-20 12:43:44] [INFO ] Computed 21 place invariants in 3 ms
[2022-05-20 12:43:45] [INFO ] Dead Transitions using invariants and state equation in 179 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 185/185 places, 194/194 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 : [(AND p2 p1 p0), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 117 ms. Reduced automaton from 11 states, 18 edges and 3 AP to 11 states, 18 edges and 3 AP.
Stuttering acceptance computed with spot in 522 ms :[true, (NOT p2), (AND (NOT p2) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 479 ms. (steps per millisecond=20 ) properties (out of 10) seen :1
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 9) seen :8
Finished Best-First random walk after 6979 steps, including 2 resets, run visited all 1 properties in 14 ms. (steps per millisecond=498 )
Knowledge obtained : [(AND p2 p1 p0), true]
False Knowledge obtained : [(F (AND p2 (NOT p1) (NOT p0))), (F (NOT p1)), (F (AND (NOT p2) (NOT p1) (NOT p0))), (F (AND p2 (NOT p1) p0)), (F (NOT p2)), (F (AND p2 (NOT p1))), (F (AND (NOT p2) (NOT p1))), (F (AND (NOT p1) (NOT p0))), (F (AND (NOT p2) (NOT p1) p0)), (F (AND (NOT p1) p0))]
Knowledge based reduction with 2 factoid took 420 ms. Reduced automaton from 11 states, 18 edges and 3 AP to 11 states, 18 edges and 3 AP.
Stuttering acceptance computed with spot in 452 ms :[true, (NOT p2), (AND (NOT p2) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 543 ms :[true, (NOT p2), (AND (NOT p2) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 568 ms :[true, (NOT p2), (AND (NOT p2) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Product exploration explored 100000 steps with 25000 reset in 341 ms.
Product exploration explored 100000 steps with 25000 reset in 509 ms.
Applying partial POR strategy [true, true, true, true, false, false, false, false, false, false, false]
Stuttering acceptance computed with spot in 543 ms :[true, (NOT p2), (AND (NOT p2) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Support contains 6 out of 185 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 185/185 places, 194/194 transitions.
Performed 31 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 31 rules applied. Total rules applied 31 place count 185 transition count 194
Performed 15 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 15 Pre rules applied. Total rules applied 31 place count 185 transition count 196
Deduced a syphon composed of 46 places in 1 ms
Iterating global reduction 1 with 15 rules applied. Total rules applied 46 place count 185 transition count 196
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 54 place count 177 transition count 187
Deduced a syphon composed of 38 places in 1 ms
Iterating global reduction 1 with 8 rules applied. Total rules applied 62 place count 177 transition count 187
Performed 38 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 76 places in 0 ms
Iterating global reduction 1 with 38 rules applied. Total rules applied 100 place count 177 transition count 187
Discarding 19 places :
Symmetric choice reduction at 1 with 19 rule applications. Total rules 119 place count 158 transition count 168
Deduced a syphon composed of 57 places in 0 ms
Iterating global reduction 1 with 19 rules applied. Total rules applied 138 place count 158 transition count 168
Deduced a syphon composed of 57 places in 0 ms
Applied a total of 138 rules in 62 ms. Remains 158 /185 variables (removed 27) and now considering 168/194 (removed 26) transitions.
[2022-05-20 12:43:50] [INFO ] Redundant transitions in 10 ms returned []
// Phase 1: matrix 168 rows 158 cols
[2022-05-20 12:43:50] [INFO ] Computed 21 place invariants in 3 ms
[2022-05-20 12:43:50] [INFO ] Dead Transitions using invariants and state equation in 247 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 158/185 places, 168/194 transitions.
Finished structural reductions, in 1 iterations. Remains : 158/185 places, 168/194 transitions.
Product exploration explored 100000 steps with 25000 reset in 641 ms.
Product exploration explored 100000 steps with 25000 reset in 500 ms.
Built C files in :
/tmp/ltsmin14068583010654237926
[2022-05-20 12:43:51] [INFO ] Built C files in 30ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14068583010654237926
Running compilation step : cd /tmp/ltsmin14068583010654237926;'/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 637 ms.
Running link step : cd /tmp/ltsmin14068583010654237926;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 63 ms.
Running LTSmin : cd /tmp/ltsmin14068583010654237926;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased9489380232511059027.hoa' '--buchi-type=spotba'
LTSmin run took 311 ms.
FORMULA ParamProductionCell-PT-4-LTLCardinality-12 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property ParamProductionCell-PT-4-LTLCardinality-12 finished in 14336 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 1 out of 190 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 190/190 places, 196/196 transitions.
Applied a total of 0 rules in 5 ms. Remains 190 /190 variables (removed 0) and now considering 196/196 (removed 0) transitions.
// Phase 1: matrix 196 rows 190 cols
[2022-05-20 12:43:52] [INFO ] Computed 24 place invariants in 2 ms
[2022-05-20 12:43:52] [INFO ] Implicit Places using invariants in 248 ms returned [80, 81, 135, 168]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 253 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 186/190 places, 196/196 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 184 transition count 194
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 184 transition count 194
Applied a total of 4 rules in 27 ms. Remains 184 /186 variables (removed 2) and now considering 194/196 (removed 2) transitions.
// Phase 1: matrix 194 rows 184 cols
[2022-05-20 12:43:52] [INFO ] Computed 20 place invariants in 1 ms
[2022-05-20 12:43:53] [INFO ] Implicit Places using invariants in 183 ms returned []
// Phase 1: matrix 194 rows 184 cols
[2022-05-20 12:43:53] [INFO ] Computed 20 place invariants in 2 ms
[2022-05-20 12:43:53] [INFO ] State equation strengthened by 68 read => feed constraints.
[2022-05-20 12:43:53] [INFO ] Implicit Places using invariants and state equation in 452 ms returned []
Implicit Place search using SMT with State Equation took 653 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 184/190 places, 194/196 transitions.
Finished structural reductions, in 2 iterations. Remains : 184/190 places, 194/196 transitions.
Stuttering acceptance computed with spot in 97 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : ParamProductionCell-PT-4-LTLCardinality-13 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:(EQ s27 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 0 ms.
FORMULA ParamProductionCell-PT-4-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ParamProductionCell-PT-4-LTLCardinality-13 finished in 1056 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 190 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 190/190 places, 196/196 transitions.
Drop transitions removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 0 with 32 rules applied. Total rules applied 32 place count 190 transition count 164
Reduce places removed 32 places and 0 transitions.
Iterating post reduction 1 with 32 rules applied. Total rules applied 64 place count 158 transition count 164
Performed 13 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 13 Pre rules applied. Total rules applied 64 place count 158 transition count 151
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 2 with 26 rules applied. Total rules applied 90 place count 145 transition count 151
Performed 30 Post agglomeration using F-continuation condition.Transition count delta: 30
Deduced a syphon composed of 30 places in 0 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 2 with 60 rules applied. Total rules applied 150 place count 115 transition count 121
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 154 place count 113 transition count 119
Applied a total of 154 rules in 28 ms. Remains 113 /190 variables (removed 77) and now considering 119/196 (removed 77) transitions.
// Phase 1: matrix 119 rows 113 cols
[2022-05-20 12:43:53] [INFO ] Computed 24 place invariants in 1 ms
[2022-05-20 12:43:53] [INFO ] Implicit Places using invariants in 137 ms returned [40, 80, 104]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 138 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 110/190 places, 119/196 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 108 transition count 117
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 108 transition count 117
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 0 with 10 rules applied. Total rules applied 14 place count 103 transition count 112
Applied a total of 14 rules in 24 ms. Remains 103 /110 variables (removed 7) and now considering 112/119 (removed 7) transitions.
// Phase 1: matrix 112 rows 103 cols
[2022-05-20 12:43:53] [INFO ] Computed 21 place invariants in 1 ms
[2022-05-20 12:43:53] [INFO ] Implicit Places using invariants in 121 ms returned []
// Phase 1: matrix 112 rows 103 cols
[2022-05-20 12:43:53] [INFO ] Computed 21 place invariants in 0 ms
[2022-05-20 12:43:54] [INFO ] State equation strengthened by 66 read => feed constraints.
[2022-05-20 12:43:54] [INFO ] Implicit Places using invariants and state equation in 269 ms returned []
Implicit Place search using SMT with State Equation took 394 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 103/190 places, 112/196 transitions.
Finished structural reductions, in 2 iterations. Remains : 103/190 places, 112/196 transitions.
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Running random walk in product with property : ParamProductionCell-PT-4-LTLCardinality-14 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 s29 0) (EQ s40 1))], 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 245 ms.
Stack based approach found an accepted trace after 98 steps with 0 reset with depth 99 and stack size 99 in 1 ms.
FORMULA ParamProductionCell-PT-4-LTLCardinality-14 FALSE TECHNIQUES STACK_TEST
Treatment of property ParamProductionCell-PT-4-LTLCardinality-14 finished in 883 ms.
All properties solved by simple procedures.
Total runtime 23377 ms.
BK_STOP 1653050634631
--------------------
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="ParamProductionCell-PT-4"
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 ParamProductionCell-PT-4, 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 r150-smll-165276998600283"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/ParamProductionCell-PT-4.tgz
mv ParamProductionCell-PT-4 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 ;