Execution Chart

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

Trace from the execution

Formatting '/data/fko/mcc2022-input.r204-oct2-165281599200404.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fko/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 SemanticWebServices-PT-S128P15, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r204-oct2-165281599200404
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 472K
-rw-r--r-- 1 mcc users 8.0K Apr 29 12:59 CTLCardinality.txt
-rw-r--r-- 1 mcc users 90K Apr 29 12:59 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Apr 29 12:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 59K Apr 29 12:58 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K May 9 08:44 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 9 08:44 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 9 08:44 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 9 08:44 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 9 08:44 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 9 08:44 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 10 09:34 equiv_col
-rw-r--r-- 1 mcc users 8 May 10 09:34 instance
-rw-r--r-- 1 mcc users 6 May 10 09:34 iscolored
-rw-r--r-- 1 mcc users 227K 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 SemanticWebServices-PT-S128P15-LTLFireability-00
FORMULA_NAME SemanticWebServices-PT-S128P15-LTLFireability-01
FORMULA_NAME SemanticWebServices-PT-S128P15-LTLFireability-02
FORMULA_NAME SemanticWebServices-PT-S128P15-LTLFireability-03
FORMULA_NAME SemanticWebServices-PT-S128P15-LTLFireability-04
FORMULA_NAME SemanticWebServices-PT-S128P15-LTLFireability-05
FORMULA_NAME SemanticWebServices-PT-S128P15-LTLFireability-06
FORMULA_NAME SemanticWebServices-PT-S128P15-LTLFireability-07
FORMULA_NAME SemanticWebServices-PT-S128P15-LTLFireability-08
FORMULA_NAME SemanticWebServices-PT-S128P15-LTLFireability-09
FORMULA_NAME SemanticWebServices-PT-S128P15-LTLFireability-10
FORMULA_NAME SemanticWebServices-PT-S128P15-LTLFireability-11
FORMULA_NAME SemanticWebServices-PT-S128P15-LTLFireability-12
FORMULA_NAME SemanticWebServices-PT-S128P15-LTLFireability-13
FORMULA_NAME SemanticWebServices-PT-S128P15-LTLFireability-14
FORMULA_NAME SemanticWebServices-PT-S128P15-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1652967249094

Running Version 202205111006
[2022-05-19 13:34:10] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -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]
[2022-05-19 13:34:10] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-19 13:34:10] [INFO ] Load time of PNML (sax parser for PT used): 103 ms
[2022-05-19 13:34:10] [INFO ] Transformed 188 places.
[2022-05-19 13:34:10] [INFO ] Transformed 416 transitions.
[2022-05-19 13:34:10] [INFO ] Parsed PT model containing 188 places and 416 transitions in 201 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 2 transitions.
Ensure Unique test removed 220 transitions
Reduce redundant transitions removed 220 transitions.
Initial state reduction rules removed 1 formulas.
FORMULA SemanticWebServices-PT-S128P15-LTLFireability-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S128P15-LTLFireability-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S128P15-LTLFireability-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S128P15-LTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S128P15-LTLFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S128P15-LTLFireability-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S128P15-LTLFireability-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S128P15-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S128P15-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S128P15-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S128P15-LTLFireability-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S128P15-LTLFireability-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 9 out of 186 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 186/186 places, 194/194 transitions.
Ensure Unique test removed 32 places
Reduce places removed 104 places and 0 transitions.
Ensure Unique test removed 102 transitions
Reduce isomorphic transitions removed 102 transitions.
Iterating post reduction 0 with 206 rules applied. Total rules applied 206 place count 82 transition count 92
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 214 place count 74 transition count 84
Iterating global reduction 1 with 8 rules applied. Total rules applied 222 place count 74 transition count 84
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 223 place count 74 transition count 83
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 228 place count 69 transition count 78
Iterating global reduction 2 with 5 rules applied. Total rules applied 233 place count 69 transition count 78
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 236 place count 66 transition count 75
Iterating global reduction 2 with 3 rules applied. Total rules applied 239 place count 66 transition count 75
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 241 place count 64 transition count 73
Iterating global reduction 2 with 2 rules applied. Total rules applied 243 place count 64 transition count 73
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 244 place count 63 transition count 72
Iterating global reduction 2 with 1 rules applied. Total rules applied 245 place count 63 transition count 72
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 246 place count 62 transition count 71
Iterating global reduction 2 with 1 rules applied. Total rules applied 247 place count 62 transition count 71
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 248 place count 62 transition count 70
Applied a total of 248 rules in 33 ms. Remains 62 /186 variables (removed 124) and now considering 70/194 (removed 124) transitions.
[2022-05-19 13:34:10] [INFO ] Flow matrix only has 62 transitions (discarded 8 similar events)
// Phase 1: matrix 62 rows 62 cols
[2022-05-19 13:34:10] [INFO ] Computed 3 place invariants in 5 ms
[2022-05-19 13:34:10] [INFO ] Implicit Places using invariants in 163 ms returned []
[2022-05-19 13:34:10] [INFO ] Flow matrix only has 62 transitions (discarded 8 similar events)
// Phase 1: matrix 62 rows 62 cols
[2022-05-19 13:34:10] [INFO ] Computed 3 place invariants in 4 ms
[2022-05-19 13:34:10] [INFO ] State equation strengthened by 52 read => feed constraints.
[2022-05-19 13:34:10] [INFO ] Implicit Places using invariants and state equation in 114 ms returned []
Implicit Place search using SMT with State Equation took 302 ms to find 0 implicit places.
[2022-05-19 13:34:10] [INFO ] Flow matrix only has 62 transitions (discarded 8 similar events)
// Phase 1: matrix 62 rows 62 cols
[2022-05-19 13:34:10] [INFO ] Computed 3 place invariants in 2 ms
[2022-05-19 13:34:10] [INFO ] Dead Transitions using invariants and state equation in 59 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 62/186 places, 70/194 transitions.
Finished structural reductions, in 1 iterations. Remains : 62/186 places, 70/194 transitions.
Support contains 9 out of 62 places after structural reductions.
[2022-05-19 13:34:11] [INFO ] Flatten gal took : 27 ms
[2022-05-19 13:34:11] [INFO ] Flatten gal took : 12 ms
[2022-05-19 13:34:11] [INFO ] Input system was already deterministic with 70 transitions.
Finished random walk after 94 steps, including 0 resets, run visited all 8 properties in 52 ms. (steps per millisecond=1 )
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(G(F(X(p0))))))'
Support contains 2 out of 62 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 62/62 places, 70/70 transitions.
Graph (complete) has 135 edges and 62 vertex of which 56 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.7 ms
Discarding 6 places :
Also discarding 3 output transitions
Drop transitions removed 3 transitions
Ensure Unique test removed 1 places
Reduce places removed 2 places and 1 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 3 place count 52 transition count 64
Iterating global reduction 0 with 2 rules applied. Total rules applied 5 place count 52 transition count 64
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 8 place count 49 transition count 61
Iterating global reduction 0 with 3 rules applied. Total rules applied 11 place count 49 transition count 61
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 15 place count 45 transition count 57
Iterating global reduction 0 with 4 rules applied. Total rules applied 19 place count 45 transition count 57
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 23 place count 41 transition count 53
Iterating global reduction 0 with 4 rules applied. Total rules applied 27 place count 41 transition count 53
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 30 place count 38 transition count 50
Iterating global reduction 0 with 3 rules applied. Total rules applied 33 place count 38 transition count 50
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 36 place count 35 transition count 47
Iterating global reduction 0 with 3 rules applied. Total rules applied 39 place count 35 transition count 47
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 42 place count 35 transition count 44
Drop transitions removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 1 with 3 rules applied. Total rules applied 45 place count 35 transition count 41
Reduce places removed 1 places and 0 transitions.
Graph (complete) has 69 edges and 34 vertex of which 33 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Iterating post reduction 1 with 2 rules applied. Total rules applied 47 place count 33 transition count 40
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 48 place count 33 transition count 39
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 49 place count 32 transition count 39
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 50 place count 31 transition count 38
Iterating global reduction 3 with 1 rules applied. Total rules applied 51 place count 31 transition count 38
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 53 place count 29 transition count 36
Iterating global reduction 3 with 2 rules applied. Total rules applied 55 place count 29 transition count 36
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 57 place count 27 transition count 34
Iterating global reduction 3 with 2 rules applied. Total rules applied 59 place count 27 transition count 34
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 62 place count 24 transition count 31
Iterating global reduction 3 with 3 rules applied. Total rules applied 65 place count 24 transition count 31
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 68 place count 24 transition count 28
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 69 place count 24 transition count 27
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 70 place count 23 transition count 27
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 71 place count 23 transition count 26
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 72 place count 22 transition count 26
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 73 place count 21 transition count 25
Iterating global reduction 6 with 1 rules applied. Total rules applied 74 place count 21 transition count 25
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 75 place count 20 transition count 24
Iterating global reduction 6 with 1 rules applied. Total rules applied 76 place count 20 transition count 24
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 77 place count 20 transition count 23
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 78 place count 20 transition count 22
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 79 place count 19 transition count 22
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 8 with 1 rules applied. Total rules applied 80 place count 19 transition count 21
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 81 place count 18 transition count 21
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 9 with 1 rules applied. Total rules applied 82 place count 18 transition count 20
Applied a total of 82 rules in 42 ms. Remains 18 /62 variables (removed 44) and now considering 20/70 (removed 50) transitions.
// Phase 1: matrix 20 rows 18 cols
[2022-05-19 13:34:11] [INFO ] Computed 1 place invariants in 0 ms
[2022-05-19 13:34:11] [INFO ] Implicit Places using invariants in 42 ms returned []
// Phase 1: matrix 20 rows 18 cols
[2022-05-19 13:34:11] [INFO ] Computed 1 place invariants in 1 ms
[2022-05-19 13:34:11] [INFO ] State equation strengthened by 13 read => feed constraints.
[2022-05-19 13:34:11] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 81 ms to find 0 implicit places.
[2022-05-19 13:34:11] [INFO ] Redundant transitions in 18 ms returned []
// Phase 1: matrix 20 rows 18 cols
[2022-05-19 13:34:11] [INFO ] Computed 1 place invariants in 1 ms
[2022-05-19 13:34:11] [INFO ] Dead Transitions using invariants and state equation in 34 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 18/62 places, 20/70 transitions.
Finished structural reductions, in 1 iterations. Remains : 18/62 places, 20/70 transitions.
Stuttering acceptance computed with spot in 178 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : SemanticWebServices-PT-S128P15-LTLFireability-00 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:(AND (GEQ s1 1) (GEQ s9 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]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 2 ms.
FORMULA SemanticWebServices-PT-S128P15-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SemanticWebServices-PT-S128P15-LTLFireability-00 finished in 431 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0)||G(X(p1))))'
Support contains 2 out of 62 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 62/62 places, 70/70 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 60 transition count 70
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 59 transition count 69
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 59 transition count 69
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 5 place count 58 transition count 68
Iterating global reduction 1 with 1 rules applied. Total rules applied 6 place count 58 transition count 68
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 7 place count 57 transition count 67
Iterating global reduction 1 with 1 rules applied. Total rules applied 8 place count 57 transition count 67
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 9 place count 56 transition count 66
Iterating global reduction 1 with 1 rules applied. Total rules applied 10 place count 56 transition count 66
Applied a total of 10 rules in 8 ms. Remains 56 /62 variables (removed 6) and now considering 66/70 (removed 4) transitions.
[2022-05-19 13:34:11] [INFO ] Flow matrix only has 58 transitions (discarded 8 similar events)
// Phase 1: matrix 58 rows 56 cols
[2022-05-19 13:34:11] [INFO ] Computed 1 place invariants in 0 ms
[2022-05-19 13:34:11] [INFO ] Implicit Places using invariants in 25 ms returned []
[2022-05-19 13:34:11] [INFO ] Flow matrix only has 58 transitions (discarded 8 similar events)
// Phase 1: matrix 58 rows 56 cols
[2022-05-19 13:34:11] [INFO ] Computed 1 place invariants in 1 ms
[2022-05-19 13:34:11] [INFO ] State equation strengthened by 48 read => feed constraints.
[2022-05-19 13:34:11] [INFO ] Implicit Places using invariants and state equation in 67 ms returned []
Implicit Place search using SMT with State Equation took 94 ms to find 0 implicit places.
[2022-05-19 13:34:11] [INFO ] Flow matrix only has 58 transitions (discarded 8 similar events)
// Phase 1: matrix 58 rows 56 cols
[2022-05-19 13:34:11] [INFO ] Computed 1 place invariants in 0 ms
[2022-05-19 13:34:11] [INFO ] Dead Transitions using invariants and state equation in 38 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 56/62 places, 66/70 transitions.
Finished structural reductions, in 1 iterations. Remains : 56/62 places, 66/70 transitions.
Stuttering acceptance computed with spot in 104 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : SemanticWebServices-PT-S128P15-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={} source=2 dest: 0}, { cond=p1, acceptance={} source=2 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=3 dest: 2}]], initial=1, aps=[p1:(GEQ s32 1), p0:(GEQ s18 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA SemanticWebServices-PT-S128P15-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SemanticWebServices-PT-S128P15-LTLFireability-02 finished in 260 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 1 out of 62 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 62/62 places, 70/70 transitions.
Graph (complete) has 135 edges and 62 vertex of which 56 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.0 ms
Discarding 6 places :
Also discarding 3 output transitions
Drop transitions removed 3 transitions
Ensure Unique test removed 2 places
Reduce places removed 3 places and 1 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 4 place count 50 transition count 63
Iterating global reduction 0 with 3 rules applied. Total rules applied 7 place count 50 transition count 63
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 11 place count 46 transition count 59
Iterating global reduction 0 with 4 rules applied. Total rules applied 15 place count 46 transition count 59
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 20 place count 41 transition count 54
Iterating global reduction 0 with 5 rules applied. Total rules applied 25 place count 41 transition count 54
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 29 place count 37 transition count 50
Iterating global reduction 0 with 4 rules applied. Total rules applied 33 place count 37 transition count 50
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 36 place count 34 transition count 47
Iterating global reduction 0 with 3 rules applied. Total rules applied 39 place count 34 transition count 47
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 42 place count 31 transition count 44
Iterating global reduction 0 with 3 rules applied. Total rules applied 45 place count 31 transition count 44
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 48 place count 31 transition count 41
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 50 place count 31 transition count 39
Reduce places removed 1 places and 0 transitions.
Graph (complete) has 64 edges and 30 vertex of which 29 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Iterating post reduction 1 with 2 rules applied. Total rules applied 52 place count 29 transition count 38
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 53 place count 29 transition count 37
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 54 place count 28 transition count 37
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 55 place count 27 transition count 36
Iterating global reduction 3 with 1 rules applied. Total rules applied 56 place count 27 transition count 36
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 57 place count 26 transition count 35
Iterating global reduction 3 with 1 rules applied. Total rules applied 58 place count 26 transition count 35
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 60 place count 24 transition count 33
Iterating global reduction 3 with 2 rules applied. Total rules applied 62 place count 24 transition count 33
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 65 place count 21 transition count 30
Iterating global reduction 3 with 3 rules applied. Total rules applied 68 place count 21 transition count 30
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 71 place count 21 transition count 27
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 72 place count 21 transition count 26
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 73 place count 20 transition count 26
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 74 place count 19 transition count 25
Iterating global reduction 5 with 1 rules applied. Total rules applied 75 place count 19 transition count 25
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 76 place count 18 transition count 24
Iterating global reduction 5 with 1 rules applied. Total rules applied 77 place count 18 transition count 24
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 78 place count 17 transition count 23
Iterating global reduction 5 with 1 rules applied. Total rules applied 79 place count 17 transition count 23
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 80 place count 17 transition count 22
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 6 with 2 rules applied. Total rules applied 82 place count 17 transition count 20
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 83 place count 16 transition count 20
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 84 place count 16 transition count 19
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 85 place count 15 transition count 19
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 8 with 1 rules applied. Total rules applied 86 place count 15 transition count 18
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 87 place count 14 transition count 18
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 9 with 1 rules applied. Total rules applied 88 place count 14 transition count 17
Applied a total of 88 rules in 25 ms. Remains 14 /62 variables (removed 48) and now considering 17/70 (removed 53) transitions.
// Phase 1: matrix 17 rows 14 cols
[2022-05-19 13:34:12] [INFO ] Computed 0 place invariants in 0 ms
[2022-05-19 13:34:12] [INFO ] Implicit Places using invariants in 14 ms returned []
// Phase 1: matrix 17 rows 14 cols
[2022-05-19 13:34:12] [INFO ] Computed 0 place invariants in 1 ms
[2022-05-19 13:34:12] [INFO ] State equation strengthened by 10 read => feed constraints.
[2022-05-19 13:34:12] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
[2022-05-19 13:34:12] [INFO ] Redundant transitions in 26 ms returned []
// Phase 1: matrix 17 rows 14 cols
[2022-05-19 13:34:12] [INFO ] Computed 0 place invariants in 0 ms
[2022-05-19 13:34:12] [INFO ] Dead Transitions using invariants and state equation in 23 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 14/62 places, 17/70 transitions.
Finished structural reductions, in 1 iterations. Remains : 14/62 places, 17/70 transitions.
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Running random walk in product with property : SemanticWebServices-PT-S128P15-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(GEQ s4 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]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA SemanticWebServices-PT-S128P15-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SemanticWebServices-PT-S128P15-LTLFireability-07 finished in 174 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((G((F(p0)||p1)) U (G(p3)&&p2)))'
Support contains 4 out of 62 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 62/62 places, 70/70 transitions.
Graph (complete) has 135 edges and 62 vertex of which 56 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.0 ms
Discarding 6 places :
Also discarding 3 output transitions
Drop transitions removed 3 transitions
Ensure Unique test removed 1 places
Reduce places removed 2 places and 1 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 4 place count 51 transition count 63
Iterating global reduction 0 with 3 rules applied. Total rules applied 7 place count 51 transition count 63
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 11 place count 47 transition count 59
Iterating global reduction 0 with 4 rules applied. Total rules applied 15 place count 47 transition count 59
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 20 place count 42 transition count 54
Iterating global reduction 0 with 5 rules applied. Total rules applied 25 place count 42 transition count 54
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 29 place count 38 transition count 50
Iterating global reduction 0 with 4 rules applied. Total rules applied 33 place count 38 transition count 50
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 35 place count 36 transition count 48
Iterating global reduction 0 with 2 rules applied. Total rules applied 37 place count 36 transition count 48
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 39 place count 34 transition count 46
Iterating global reduction 0 with 2 rules applied. Total rules applied 41 place count 34 transition count 46
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 43 place count 34 transition count 44
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 45 place count 34 transition count 42
Reduce places removed 1 places and 0 transitions.
Graph (complete) has 74 edges and 33 vertex of which 32 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Iterating post reduction 1 with 2 rules applied. Total rules applied 47 place count 32 transition count 41
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 48 place count 32 transition count 40
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 49 place count 31 transition count 40
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 50 place count 30 transition count 39
Iterating global reduction 3 with 1 rules applied. Total rules applied 51 place count 30 transition count 39
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 53 place count 28 transition count 37
Iterating global reduction 3 with 2 rules applied. Total rules applied 55 place count 28 transition count 37
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 56 place count 27 transition count 36
Iterating global reduction 3 with 1 rules applied. Total rules applied 57 place count 27 transition count 36
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 58 place count 26 transition count 35
Iterating global reduction 3 with 1 rules applied. Total rules applied 59 place count 26 transition count 35
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 60 place count 26 transition count 34
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 61 place count 26 transition count 33
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 62 place count 25 transition count 33
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 63 place count 24 transition count 32
Iterating global reduction 5 with 1 rules applied. Total rules applied 64 place count 24 transition count 32
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 65 place count 23 transition count 31
Iterating global reduction 5 with 1 rules applied. Total rules applied 66 place count 23 transition count 31
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 68 place count 21 transition count 29
Iterating global reduction 5 with 2 rules applied. Total rules applied 70 place count 21 transition count 29
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 72 place count 21 transition count 27
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 73 place count 21 transition count 26
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 74 place count 20 transition count 26
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 75 place count 19 transition count 25
Iterating global reduction 7 with 1 rules applied. Total rules applied 76 place count 19 transition count 25
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 77 place count 18 transition count 24
Iterating global reduction 7 with 1 rules applied. Total rules applied 78 place count 18 transition count 24
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 79 place count 18 transition count 23
Drop transitions removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 8 with 3 rules applied. Total rules applied 82 place count 18 transition count 20
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 83 place count 17 transition count 20
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 9 with 1 rules applied. Total rules applied 84 place count 17 transition count 19
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 85 place count 16 transition count 19
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 10 with 1 rules applied. Total rules applied 86 place count 16 transition count 18
Applied a total of 86 rules in 34 ms. Remains 16 /62 variables (removed 46) and now considering 18/70 (removed 52) transitions.
// Phase 1: matrix 18 rows 16 cols
[2022-05-19 13:34:12] [INFO ] Computed 1 place invariants in 0 ms
[2022-05-19 13:34:12] [INFO ] Implicit Places using invariants in 23 ms returned []
// Phase 1: matrix 18 rows 16 cols
[2022-05-19 13:34:12] [INFO ] Computed 1 place invariants in 0 ms
[2022-05-19 13:34:12] [INFO ] State equation strengthened by 10 read => feed constraints.
[2022-05-19 13:34:12] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
[2022-05-19 13:34:12] [INFO ] Redundant transitions in 21 ms returned []
// Phase 1: matrix 18 rows 16 cols
[2022-05-19 13:34:12] [INFO ] Computed 1 place invariants in 0 ms
[2022-05-19 13:34:12] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 16/62 places, 18/70 transitions.
Finished structural reductions, in 1 iterations. Remains : 16/62 places, 18/70 transitions.
Stuttering acceptance computed with spot in 249 ms :[(OR (NOT p2) (NOT p3)), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p3) p1), (NOT p3)]
Running random walk in product with property : SemanticWebServices-PT-S128P15-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=(OR (NOT p2) (NOT p3)), acceptance={0} source=0 dest: 0}, { cond=(OR (AND (NOT p2) (NOT p1) (NOT p0)) (AND (NOT p3) (NOT p1) (NOT p0))), acceptance={} source=0 dest: 1}, { cond=(OR (NOT p2) (NOT p3)), acceptance={} source=0 dest: 2}, { cond=(AND p2 p3 (NOT p1) (NOT p0)), acceptance={} source=0 dest: 3}, { cond=(AND p2 p3), acceptance={} source=0 dest: 4}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=2 dest: 1}, { cond=true, acceptance={} source=2 dest: 2}], [{ cond=(AND (NOT p3) p1 (NOT p0)), acceptance={} source=3 dest: 1}, { cond=(AND p3 p1 (NOT p0)), acceptance={} source=3 dest: 3}], [{ cond=(NOT p3), acceptance={0} source=4 dest: 0}, { cond=(AND (NOT p3) (NOT p1) (NOT p0)), acceptance={} source=4 dest: 1}, { cond=(NOT p3), acceptance={} source=4 dest: 2}, { cond=(AND p3 (NOT p1) (NOT p0)), acceptance={} source=4 dest: 3}, { cond=p3, acceptance={} source=4 dest: 4}]], initial=0, aps=[p2:(AND (GEQ s4 1) (LT s0 1)), p3:(AND (GEQ s1 1) (GEQ s11 1)), p1:(LT s0 1), p0:(GEQ s4 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null, null][true, true, true, true, true]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA SemanticWebServices-PT-S128P15-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SemanticWebServices-PT-S128P15-LTLFireability-09 finished in 408 ms.
All properties solved by simple procedures.
Total runtime 2420 ms.

BK_STOP 1652967252603

--------------------
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
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -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 LTLFireability -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="SemanticWebServices-PT-S128P15"
export BK_EXAMINATION="LTLFireability"
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 SemanticWebServices-PT-S128P15, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r204-oct2-165281599200404"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SemanticWebServices-PT-S128P15.tgz
mv SemanticWebServices-PT-S128P15 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;