fond
Model Checking Contest 2022
12th edition, Bergen, Norway, June 21, 2022
Execution of r096-smll-165260575700052
Last Updated
Jun 22, 2022

About the Execution of ITS-Tools for FlexibleBarrier-PT-10a

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
305.968 13223.00 27136.00 170.40 FFFFFFFFFFFFFFFT 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.r096-smll-165260575700052.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 FlexibleBarrier-PT-10a, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r096-smll-165260575700052
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 340K
-rw-r--r-- 1 mcc users 6.6K Apr 29 13:31 CTLCardinality.txt
-rw-r--r-- 1 mcc users 73K Apr 29 13:31 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Apr 29 13:20 CTLFireability.txt
-rw-r--r-- 1 mcc users 63K Apr 29 13:20 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 10 09:33 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K May 9 07:50 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 9 07:50 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 9 07:50 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 9 07:50 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 9 07:50 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 9 07:50 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 10 09:33 equiv_col
-rw-r--r-- 1 mcc users 4 May 10 09:33 instance
-rw-r--r-- 1 mcc users 6 May 10 09:33 iscolored
-rw-r--r-- 1 mcc users 94K 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 FlexibleBarrier-PT-10a-LTLFireability-00
FORMULA_NAME FlexibleBarrier-PT-10a-LTLFireability-01
FORMULA_NAME FlexibleBarrier-PT-10a-LTLFireability-02
FORMULA_NAME FlexibleBarrier-PT-10a-LTLFireability-03
FORMULA_NAME FlexibleBarrier-PT-10a-LTLFireability-04
FORMULA_NAME FlexibleBarrier-PT-10a-LTLFireability-05
FORMULA_NAME FlexibleBarrier-PT-10a-LTLFireability-06
FORMULA_NAME FlexibleBarrier-PT-10a-LTLFireability-07
FORMULA_NAME FlexibleBarrier-PT-10a-LTLFireability-08
FORMULA_NAME FlexibleBarrier-PT-10a-LTLFireability-09
FORMULA_NAME FlexibleBarrier-PT-10a-LTLFireability-10
FORMULA_NAME FlexibleBarrier-PT-10a-LTLFireability-11
FORMULA_NAME FlexibleBarrier-PT-10a-LTLFireability-12
FORMULA_NAME FlexibleBarrier-PT-10a-LTLFireability-13
FORMULA_NAME FlexibleBarrier-PT-10a-LTLFireability-14
FORMULA_NAME FlexibleBarrier-PT-10a-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1652618333248

Running Version 202205111006
[2022-05-15 12:38:55] [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]
[2022-05-15 12:38:55] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-15 12:38:55] [INFO ] Load time of PNML (sax parser for PT used): 224 ms
[2022-05-15 12:38:55] [INFO ] Transformed 123 places.
[2022-05-15 12:38:55] [INFO ] Transformed 334 transitions.
[2022-05-15 12:38:55] [INFO ] Found NUPN structural information;
[2022-05-15 12:38:55] [INFO ] Parsed PT model containing 123 places and 334 transitions in 462 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 24 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Ensure Unique test removed 82 transitions
Reduce redundant transitions removed 82 transitions.
FORMULA FlexibleBarrier-PT-10a-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-10a-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-10a-LTLFireability-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 33 out of 123 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 123/123 places, 252/252 transitions.
Drop transitions removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 0 with 10 rules applied. Total rules applied 10 place count 123 transition count 242
Applied a total of 10 rules in 43 ms. Remains 123 /123 variables (removed 0) and now considering 242/252 (removed 10) transitions.
// Phase 1: matrix 242 rows 123 cols
[2022-05-15 12:38:56] [INFO ] Computed 12 place invariants in 12 ms
[2022-05-15 12:38:56] [INFO ] Implicit Places using invariants in 359 ms returned []
// Phase 1: matrix 242 rows 123 cols
[2022-05-15 12:38:56] [INFO ] Computed 12 place invariants in 7 ms
[2022-05-15 12:38:56] [INFO ] State equation strengthened by 141 read => feed constraints.
[2022-05-15 12:38:57] [INFO ] Implicit Places using invariants and state equation in 444 ms returned []
Implicit Place search using SMT with State Equation took 861 ms to find 0 implicit places.
// Phase 1: matrix 242 rows 123 cols
[2022-05-15 12:38:57] [INFO ] Computed 12 place invariants in 4 ms
[2022-05-15 12:38:57] [INFO ] Dead Transitions using invariants and state equation in 271 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 123/123 places, 242/252 transitions.
Finished structural reductions, in 1 iterations. Remains : 123/123 places, 242/252 transitions.
Support contains 33 out of 123 places after structural reductions.
[2022-05-15 12:38:57] [INFO ] Flatten gal took : 68 ms
[2022-05-15 12:38:57] [INFO ] Flatten gal took : 32 ms
[2022-05-15 12:38:57] [INFO ] Input system was already deterministic with 242 transitions.
Finished random walk after 1820 steps, including 0 resets, run visited all 29 properties in 104 ms. (steps per millisecond=17 )
Computed a total of 3 stabilizing places and 1 stable transitions
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(X(G((G(p1)||p0))))&&p2)))'
Support contains 4 out of 123 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 123/123 places, 242/242 transitions.
Applied a total of 0 rules in 8 ms. Remains 123 /123 variables (removed 0) and now considering 242/242 (removed 0) transitions.
// Phase 1: matrix 242 rows 123 cols
[2022-05-15 12:38:58] [INFO ] Computed 12 place invariants in 2 ms
[2022-05-15 12:38:58] [INFO ] Implicit Places using invariants in 134 ms returned [122]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 138 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 122/123 places, 242/242 transitions.
Applied a total of 0 rules in 7 ms. Remains 122 /122 variables (removed 0) and now considering 242/242 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 122/123 places, 242/242 transitions.
Stuttering acceptance computed with spot in 444 ms :[true, (OR (NOT p2) (AND (NOT p0) (NOT p1))), (OR (NOT p2) (AND (NOT p0) (NOT p1))), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : FlexibleBarrier-PT-10a-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p2), acceptance={} source=2 dest: 0}, { cond=p2, acceptance={} source=2 dest: 4}], [{ cond=(NOT p1), acceptance={} source=3 dest: 0}, { cond=p1, acceptance={} source=3 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=4 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=4 dest: 3}, { cond=p0, acceptance={} source=4 dest: 4}]], initial=1, aps=[p2:(OR (EQ s36 0) (EQ s59 0) (EQ s121 0) (EQ s82 0)), p1:(EQ s82 1), p0:(OR (EQ s36 0) (EQ s59 0) (EQ s121 0))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 10 steps with 0 reset in 2 ms.
FORMULA FlexibleBarrier-PT-10a-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-10a-LTLFireability-01 finished in 677 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||G(p1)))'
Support contains 2 out of 123 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 123/123 places, 242/242 transitions.
Graph (trivial) has 94 edges and 123 vertex of which 24 / 123 are part of one of the 8 SCC in 4 ms
Free SCC test removed 16 places
Ensure Unique test removed 37 transitions
Reduce isomorphic transitions removed 37 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 2 places and 0 transitions.
Graph (trivial) has 138 edges and 104 vertex of which 90 / 104 are part of one of the 12 SCC in 0 ms
Free SCC test removed 78 places
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 26 transition count 202
Reduce places removed 10 places and 0 transitions.
Ensure Unique test removed 173 transitions
Reduce isomorphic transitions removed 173 transitions.
Graph (trivial) has 20 edges and 16 vertex of which 4 / 16 are part of one of the 2 SCC in 0 ms
Free SCC test removed 2 places
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 186 rules applied. Total rules applied 192 place count 14 transition count 27
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 197 place count 12 transition count 24
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 199 place count 10 transition count 20
Iterating global reduction 3 with 2 rules applied. Total rules applied 201 place count 10 transition count 20
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 3 with 4 rules applied. Total rules applied 205 place count 10 transition count 16
Reduce places removed 2 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 4 with 4 rules applied. Total rules applied 209 place count 8 transition count 14
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 211 place count 6 transition count 14
Drop transitions removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 6 with 7 rules applied. Total rules applied 218 place count 6 transition count 7
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 6 with 2 rules applied. Total rules applied 220 place count 6 transition count 5
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 7 with 2 rules applied. Total rules applied 222 place count 4 transition count 5
Applied a total of 222 rules in 26 ms. Remains 4 /123 variables (removed 119) and now considering 5/242 (removed 237) transitions.
// Phase 1: matrix 5 rows 4 cols
[2022-05-15 12:38:59] [INFO ] Computed 2 place invariants in 1 ms
[2022-05-15 12:38:59] [INFO ] Implicit Places using invariants in 19 ms returned []
// Phase 1: matrix 5 rows 4 cols
[2022-05-15 12:38:59] [INFO ] Computed 2 place invariants in 1 ms
[2022-05-15 12:38:59] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
[2022-05-15 12:38:59] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 5 rows 4 cols
[2022-05-15 12:38:59] [INFO ] Computed 2 place invariants in 0 ms
[2022-05-15 12:38:59] [INFO ] Dead Transitions using invariants and state equation in 21 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 4/123 places, 5/242 transitions.
Finished structural reductions, in 1 iterations. Remains : 4/123 places, 5/242 transitions.
Stuttering acceptance computed with spot in 151 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-10a-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={} source=1 dest: 0}, { cond=p1, acceptance={} source=1 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 1}, { cond=(AND p0 p1), acceptance={} source=2 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 0}, { cond=p0, acceptance={} source=3 dest: 3}]], initial=2, aps=[p1:(EQ s0 0), p0:(EQ s2 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][true, true, true, true]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA FlexibleBarrier-PT-10a-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-10a-LTLFireability-02 finished in 277 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(F(p0)))'
Support contains 3 out of 123 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 123/123 places, 242/242 transitions.
Graph (trivial) has 95 edges and 123 vertex of which 24 / 123 are part of one of the 8 SCC in 1 ms
Free SCC test removed 16 places
Ensure Unique test removed 44 transitions
Reduce isomorphic transitions removed 44 transitions.
Performed 30 Post agglomeration using F-continuation condition.Transition count delta: 30
Deduced a syphon composed of 30 places in 1 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 0 with 60 rules applied. Total rules applied 61 place count 77 transition count 168
Drop transitions removed 52 transitions
Redundant transition composition rules discarded 52 transitions
Iterating global reduction 0 with 52 rules applied. Total rules applied 113 place count 77 transition count 116
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 113 place count 77 transition count 115
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 115 place count 76 transition count 115
Applied a total of 115 rules in 55 ms. Remains 76 /123 variables (removed 47) and now considering 115/242 (removed 127) transitions.
[2022-05-15 12:38:59] [INFO ] Flow matrix only has 98 transitions (discarded 17 similar events)
// Phase 1: matrix 98 rows 76 cols
[2022-05-15 12:38:59] [INFO ] Computed 12 place invariants in 1 ms
[2022-05-15 12:38:59] [INFO ] Implicit Places using invariants in 161 ms returned [75]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 165 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 75/123 places, 115/242 transitions.
Graph (trivial) has 97 edges and 75 vertex of which 24 / 75 are part of one of the 8 SCC in 1 ms
Free SCC test removed 16 places
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 32 transitions.
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 10 rules applied. Total rules applied 11 place count 59 transition count 73
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 21 place count 49 transition count 73
Performed 10 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 10 Pre rules applied. Total rules applied 21 place count 49 transition count 63
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 2 with 20 rules applied. Total rules applied 41 place count 39 transition count 63
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 2 with 24 rules applied. Total rules applied 65 place count 27 transition count 51
Drop transitions removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 2 with 9 rules applied. Total rules applied 74 place count 27 transition count 42
Applied a total of 74 rules in 24 ms. Remains 27 /75 variables (removed 48) and now considering 42/115 (removed 73) transitions.
[2022-05-15 12:38:59] [INFO ] Flow matrix only has 31 transitions (discarded 11 similar events)
// Phase 1: matrix 31 rows 27 cols
[2022-05-15 12:38:59] [INFO ] Computed 11 place invariants in 1 ms
[2022-05-15 12:38:59] [INFO ] Implicit Places using invariants in 38 ms returned []
[2022-05-15 12:38:59] [INFO ] Flow matrix only has 31 transitions (discarded 11 similar events)
// Phase 1: matrix 31 rows 27 cols
[2022-05-15 12:38:59] [INFO ] Computed 11 place invariants in 0 ms
[2022-05-15 12:38:59] [INFO ] State equation strengthened by 12 read => feed constraints.
[2022-05-15 12:38:59] [INFO ] Implicit Places using invariants and state equation in 67 ms returned []
Implicit Place search using SMT with State Equation took 107 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 27/123 places, 42/242 transitions.
Finished structural reductions, in 2 iterations. Remains : 27/123 places, 42/242 transitions.
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-10a-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (EQ s11 1) (EQ s24 1) (EQ s26 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 1 steps with 0 reset in 0 ms.
FORMULA FlexibleBarrier-PT-10a-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-10a-LTLFireability-03 finished in 407 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(p0))&&F((X(F(p1))&&X(p2)))))'
Support contains 6 out of 123 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 123/123 places, 242/242 transitions.
Applied a total of 0 rules in 9 ms. Remains 123 /123 variables (removed 0) and now considering 242/242 (removed 0) transitions.
// Phase 1: matrix 242 rows 123 cols
[2022-05-15 12:38:59] [INFO ] Computed 12 place invariants in 2 ms
[2022-05-15 12:38:59] [INFO ] Implicit Places using invariants in 131 ms returned []
// Phase 1: matrix 242 rows 123 cols
[2022-05-15 12:38:59] [INFO ] Computed 12 place invariants in 7 ms
[2022-05-15 12:39:00] [INFO ] State equation strengthened by 141 read => feed constraints.
[2022-05-15 12:39:00] [INFO ] Implicit Places using invariants and state equation in 295 ms returned []
Implicit Place search using SMT with State Equation took 431 ms to find 0 implicit places.
// Phase 1: matrix 242 rows 123 cols
[2022-05-15 12:39:00] [INFO ] Computed 12 place invariants in 2 ms
[2022-05-15 12:39:00] [INFO ] Dead Transitions using invariants and state equation in 302 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 123/123 places, 242/242 transitions.
Stuttering acceptance computed with spot in 273 ms :[(OR (NOT p2) (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p2) (NOT p0)), (NOT p0), (OR (NOT p2) (NOT p1)), (NOT p1), true]
Running random walk in product with property : FlexibleBarrier-PT-10a-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}, { cond=(NOT p2), acceptance={} source=1 dest: 3}, { cond=(AND p2 (NOT p1)), acceptance={} source=1 dest: 4}], [{ cond=(NOT p0), acceptance={} source=2 dest: 5}], [{ cond=(NOT p2), acceptance={} source=3 dest: 3}, { cond=(AND p2 (NOT p1)), acceptance={} source=3 dest: 4}], [{ cond=(NOT p1), acceptance={} source=4 dest: 4}], [{ cond=true, acceptance={} source=5 dest: 5}]], initial=0, aps=[p2:(OR (EQ s64 0) (EQ s122 0)), p1:(AND (EQ s47 1) (EQ s60 1) (EQ s121 1)), p0:(AND (EQ s60 1) (EQ s95 1) (EQ s121 1))], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 23 steps with 4 reset in 2 ms.
FORMULA FlexibleBarrier-PT-10a-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-10a-LTLFireability-04 finished in 1045 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 123 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 123/123 places, 242/242 transitions.
Graph (trivial) has 97 edges and 123 vertex of which 27 / 123 are part of one of the 9 SCC in 3 ms
Free SCC test removed 18 places
Ensure Unique test removed 46 transitions
Reduce isomorphic transitions removed 46 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 2 places and 0 transitions.
Graph (trivial) has 139 edges and 102 vertex of which 95 / 102 are part of one of the 11 SCC in 1 ms
Free SCC test removed 84 places
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 18 transition count 194
Reduce places removed 10 places and 0 transitions.
Ensure Unique test removed 180 transitions
Reduce isomorphic transitions removed 180 transitions.
Graph (trivial) has 10 edges and 8 vertex of which 2 / 8 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 192 rules applied. Total rules applied 197 place count 7 transition count 13
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 199 place count 6 transition count 12
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 200 place count 5 transition count 10
Iterating global reduction 3 with 1 rules applied. Total rules applied 201 place count 5 transition count 10
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 3 with 2 rules applied. Total rules applied 203 place count 5 transition count 8
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 4 with 2 rules applied. Total rules applied 205 place count 4 transition count 7
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 206 place count 3 transition count 7
Drop transitions removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 6 with 3 rules applied. Total rules applied 209 place count 3 transition count 4
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 6 with 1 rules applied. Total rules applied 210 place count 3 transition count 3
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 211 place count 2 transition count 3
Applied a total of 211 rules in 21 ms. Remains 2 /123 variables (removed 121) and now considering 3/242 (removed 239) transitions.
// Phase 1: matrix 3 rows 2 cols
[2022-05-15 12:39:00] [INFO ] Computed 1 place invariants in 0 ms
[2022-05-15 12:39:00] [INFO ] Implicit Places using invariants in 17 ms returned []
// Phase 1: matrix 3 rows 2 cols
[2022-05-15 12:39:00] [INFO ] Computed 1 place invariants in 2 ms
[2022-05-15 12:39:00] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
[2022-05-15 12:39:00] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 3 rows 2 cols
[2022-05-15 12:39:00] [INFO ] Computed 1 place invariants in 0 ms
[2022-05-15 12:39:00] [INFO ] Dead Transitions using invariants and state equation in 19 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 2/123 places, 3/242 transitions.
Finished structural reductions, in 1 iterations. Remains : 2/123 places, 3/242 transitions.
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-10a-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(EQ s0 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA FlexibleBarrier-PT-10a-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-10a-LTLFireability-05 finished in 157 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 3 out of 123 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 123/123 places, 242/242 transitions.
Graph (trivial) has 95 edges and 123 vertex of which 24 / 123 are part of one of the 8 SCC in 0 ms
Free SCC test removed 16 places
Ensure Unique test removed 44 transitions
Reduce isomorphic transitions removed 44 transitions.
Performed 30 Post agglomeration using F-continuation condition.Transition count delta: 30
Deduced a syphon composed of 30 places in 1 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 0 with 60 rules applied. Total rules applied 61 place count 77 transition count 168
Drop transitions removed 52 transitions
Redundant transition composition rules discarded 52 transitions
Iterating global reduction 0 with 52 rules applied. Total rules applied 113 place count 77 transition count 116
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 113 place count 77 transition count 115
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 115 place count 76 transition count 115
Applied a total of 115 rules in 37 ms. Remains 76 /123 variables (removed 47) and now considering 115/242 (removed 127) transitions.
[2022-05-15 12:39:00] [INFO ] Flow matrix only has 98 transitions (discarded 17 similar events)
// Phase 1: matrix 98 rows 76 cols
[2022-05-15 12:39:00] [INFO ] Computed 12 place invariants in 1 ms
[2022-05-15 12:39:01] [INFO ] Implicit Places using invariants in 120 ms returned [75]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 122 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 75/123 places, 115/242 transitions.
Graph (trivial) has 97 edges and 75 vertex of which 24 / 75 are part of one of the 8 SCC in 1 ms
Free SCC test removed 16 places
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 32 transitions.
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 10 rules applied. Total rules applied 11 place count 59 transition count 73
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 21 place count 49 transition count 73
Performed 10 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 10 Pre rules applied. Total rules applied 21 place count 49 transition count 63
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 2 with 20 rules applied. Total rules applied 41 place count 39 transition count 63
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 2 with 24 rules applied. Total rules applied 65 place count 27 transition count 51
Drop transitions removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 2 with 9 rules applied. Total rules applied 74 place count 27 transition count 42
Applied a total of 74 rules in 11 ms. Remains 27 /75 variables (removed 48) and now considering 42/115 (removed 73) transitions.
[2022-05-15 12:39:01] [INFO ] Flow matrix only has 31 transitions (discarded 11 similar events)
// Phase 1: matrix 31 rows 27 cols
[2022-05-15 12:39:01] [INFO ] Computed 11 place invariants in 1 ms
[2022-05-15 12:39:01] [INFO ] Implicit Places using invariants in 32 ms returned []
[2022-05-15 12:39:01] [INFO ] Flow matrix only has 31 transitions (discarded 11 similar events)
// Phase 1: matrix 31 rows 27 cols
[2022-05-15 12:39:01] [INFO ] Computed 11 place invariants in 1 ms
[2022-05-15 12:39:01] [INFO ] State equation strengthened by 12 read => feed constraints.
[2022-05-15 12:39:01] [INFO ] Implicit Places using invariants and state equation in 80 ms returned []
Implicit Place search using SMT with State Equation took 116 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 27/123 places, 42/242 transitions.
Finished structural reductions, in 2 iterations. Remains : 27/123 places, 42/242 transitions.
Stuttering acceptance computed with spot in 80 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-10a-LTLFireability-07 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 (EQ s11 1) (EQ s24 1) (EQ s26 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 1 steps with 0 reset in 0 ms.
FORMULA FlexibleBarrier-PT-10a-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-10a-LTLFireability-07 finished in 380 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((X((X(F((G(p1)&&p2))) U X(p3)))||p0))))'
Support contains 5 out of 123 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 123/123 places, 242/242 transitions.
Applied a total of 0 rules in 6 ms. Remains 123 /123 variables (removed 0) and now considering 242/242 (removed 0) transitions.
// Phase 1: matrix 242 rows 123 cols
[2022-05-15 12:39:01] [INFO ] Computed 12 place invariants in 2 ms
[2022-05-15 12:39:01] [INFO ] Implicit Places using invariants in 143 ms returned [122]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 146 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 122/123 places, 242/242 transitions.
Applied a total of 0 rules in 3 ms. Remains 122 /122 variables (removed 0) and now considering 242/242 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 122/123 places, 242/242 transitions.
Stuttering acceptance computed with spot in 276 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (NOT p3), (NOT p3), (OR (NOT p1) (NOT p2)), (NOT p1)]
Running random walk in product with property : FlexibleBarrier-PT-10a-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=(NOT p3), acceptance={0} source=3 dest: 3}, { cond=(OR (AND (NOT p3) (NOT p2)) (AND (NOT p3) (NOT p1))), acceptance={} source=3 dest: 4}, { cond=(AND (NOT p3) p2 p1), acceptance={} source=3 dest: 5}], [{ cond=(OR (NOT p2) (NOT p1)), acceptance={0} source=4 dest: 4}, { cond=(AND p2 p1), acceptance={} source=4 dest: 5}], [{ cond=(NOT p1), acceptance={0} source=5 dest: 4}, { cond=p1, acceptance={} source=5 dest: 5}]], initial=0, aps=[p0:(OR (EQ s78 0) (EQ s121 0)), p3:(AND (EQ s24 1) (EQ s95 1) (EQ s121 1)), p2:(EQ s82 1), p1:(AND (EQ s78 1) (EQ s121 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 579 ms.
Stack based approach found an accepted trace after 137 steps with 0 reset with depth 138 and stack size 135 in 2 ms.
FORMULA FlexibleBarrier-PT-10a-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property FlexibleBarrier-PT-10a-LTLFireability-08 finished in 1048 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((G((p0 U G(p1)))||X(G(F(p2)))))'
Support contains 3 out of 123 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 123/123 places, 242/242 transitions.
Graph (trivial) has 93 edges and 123 vertex of which 24 / 123 are part of one of the 8 SCC in 1 ms
Free SCC test removed 16 places
Ensure Unique test removed 37 transitions
Reduce isomorphic transitions removed 37 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 2 places and 0 transitions.
Graph (trivial) has 136 edges and 104 vertex of which 85 / 104 are part of one of the 13 SCC in 0 ms
Free SCC test removed 72 places
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 7 rules applied. Total rules applied 8 place count 32 transition count 200
Reduce places removed 11 places and 0 transitions.
Ensure Unique test removed 158 transitions
Reduce isomorphic transitions removed 158 transitions.
Graph (trivial) has 26 edges and 21 vertex of which 2 / 21 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 171 rules applied. Total rules applied 179 place count 20 transition count 41
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 182 place count 19 transition count 39
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 185 place count 16 transition count 33
Iterating global reduction 3 with 3 rules applied. Total rules applied 188 place count 16 transition count 33
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 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 3 with 7 rules applied. Total rules applied 195 place count 16 transition count 26
Reduce places removed 4 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 4 with 5 rules applied. Total rules applied 200 place count 12 transition count 25
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 201 place count 11 transition count 25
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 6 with 2 rules applied. Total rules applied 203 place count 10 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 204 place count 10 transition count 23
Drop transitions removed 12 transitions
Redundant transition composition rules discarded 12 transitions
Iterating global reduction 7 with 12 rules applied. Total rules applied 216 place count 10 transition count 11
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 7 with 3 rules applied. Total rules applied 219 place count 10 transition count 8
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 8 with 3 rules applied. Total rules applied 222 place count 7 transition count 8
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 9 with 1 Pre rules applied. Total rules applied 222 place count 7 transition count 7
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 9 with 2 rules applied. Total rules applied 224 place count 6 transition count 7
Applied a total of 224 rules in 9 ms. Remains 6 /123 variables (removed 117) and now considering 7/242 (removed 235) transitions.
// Phase 1: matrix 7 rows 6 cols
[2022-05-15 12:39:02] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-15 12:39:02] [INFO ] Implicit Places using invariants in 17 ms returned []
// Phase 1: matrix 7 rows 6 cols
[2022-05-15 12:39:02] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-15 12:39:02] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2022-05-15 12:39:02] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 7 rows 6 cols
[2022-05-15 12:39:02] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-15 12:39:02] [INFO ] Dead Transitions using invariants and state equation in 21 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 6/123 places, 7/242 transitions.
Finished structural reductions, in 1 iterations. Remains : 6/123 places, 7/242 transitions.
Stuttering acceptance computed with spot in 260 ms :[(AND (NOT p1) (NOT p2)), (NOT p2), (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : FlexibleBarrier-PT-10a-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0) (NOT p2)), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 2}, { cond=(AND (NOT p1) p0 (NOT p2)), acceptance={} source=0 dest: 3}, { cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 5}], [{ cond=(NOT p2), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p2), acceptance={} source=2 dest: 1}, { cond=true, acceptance={} source=2 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0) (NOT p2)), acceptance={} source=3 dest: 1}, { cond=(AND p1 p0 (NOT p2)), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p1) p0 (NOT p2)), acceptance={0} source=3 dest: 3}, { cond=(AND p1 (NOT p0) (NOT p2)), acceptance={} source=3 dest: 4}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=4 dest: 1}, { cond=(AND p1 (NOT p2)), acceptance={} source=4 dest: 4}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=5 dest: 1}, { cond=(NOT p1), acceptance={} source=5 dest: 2}, { cond=p1, acceptance={} source=5 dest: 5}]], initial=0, aps=[p0:(EQ s4 1), p1:(EQ s0 1), p2:(EQ s2 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null, null, null][true, true, true, true, true, true]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA FlexibleBarrier-PT-10a-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-10a-LTLFireability-09 finished in 370 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(G((G(F(G(F(p0))))||p1)))))'
Support contains 4 out of 123 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 123/123 places, 242/242 transitions.
Applied a total of 0 rules in 2 ms. Remains 123 /123 variables (removed 0) and now considering 242/242 (removed 0) transitions.
// Phase 1: matrix 242 rows 123 cols
[2022-05-15 12:39:02] [INFO ] Computed 12 place invariants in 1 ms
[2022-05-15 12:39:02] [INFO ] Implicit Places using invariants in 170 ms returned [121]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 172 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 122/123 places, 242/242 transitions.
Applied a total of 0 rules in 3 ms. Remains 122 /122 variables (removed 0) and now considering 242/242 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 122/123 places, 242/242 transitions.
Stuttering acceptance computed with spot in 180 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-10a-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p1, acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=1 dest: 2}, { cond=(NOT p1), acceptance={} source=1 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}], [{ cond=(NOT p0), acceptance={} source=3 dest: 2}, { cond=true, acceptance={} source=3 dest: 3}]], initial=0, aps=[p1:(AND (EQ s83 0) (OR (EQ s50 0) (EQ s121 0))), p0:(AND (EQ s115 1) (EQ s121 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 304 reset in 546 ms.
Stack based approach found an accepted trace after 17 steps with 0 reset with depth 18 and stack size 18 in 2 ms.
FORMULA FlexibleBarrier-PT-10a-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property FlexibleBarrier-PT-10a-LTLFireability-10 finished in 941 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((G((X(p1)&&p0))||G(F(G(p2)))))'
Support contains 5 out of 123 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 123/123 places, 242/242 transitions.
Applied a total of 0 rules in 13 ms. Remains 123 /123 variables (removed 0) and now considering 242/242 (removed 0) transitions.
// Phase 1: matrix 242 rows 123 cols
[2022-05-15 12:39:03] [INFO ] Computed 12 place invariants in 2 ms
[2022-05-15 12:39:03] [INFO ] Implicit Places using invariants in 103 ms returned []
// Phase 1: matrix 242 rows 123 cols
[2022-05-15 12:39:03] [INFO ] Computed 12 place invariants in 2 ms
[2022-05-15 12:39:03] [INFO ] State equation strengthened by 141 read => feed constraints.
[2022-05-15 12:39:04] [INFO ] Implicit Places using invariants and state equation in 282 ms returned []
Implicit Place search using SMT with State Equation took 390 ms to find 0 implicit places.
// Phase 1: matrix 242 rows 123 cols
[2022-05-15 12:39:04] [INFO ] Computed 12 place invariants in 2 ms
[2022-05-15 12:39:04] [INFO ] Dead Transitions using invariants and state equation in 196 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 123/123 places, 242/242 transitions.
Stuttering acceptance computed with spot in 141 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (NOT p2), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : FlexibleBarrier-PT-10a-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=p0, acceptance={} source=0 dest: 2}], [{ cond=p2, acceptance={} source=1 dest: 1}, { cond=(NOT p2), acceptance={0} source=1 dest: 1}], [{ cond=(OR (NOT p0) (NOT p1)), acceptance={} source=2 dest: 1}, { cond=(AND p0 p1), acceptance={} source=2 dest: 2}]], initial=0, aps=[p0:(AND (EQ s98 1) (EQ s122 1)), p2:(EQ s106 1), p1:(OR (AND (EQ s35 1) (EQ s121 1)) (AND (EQ s98 1) (EQ s122 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 0 reset in 255 ms.
Stack based approach found an accepted trace after 5 steps with 0 reset with depth 6 and stack size 6 in 0 ms.
FORMULA FlexibleBarrier-PT-10a-LTLFireability-11 FALSE TECHNIQUES STACK_TEST
Treatment of property FlexibleBarrier-PT-10a-LTLFireability-11 finished in 1026 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(((F((X(X(!p0))||p1))&&G(p0)&&p2) U X(p1)))'
Support contains 5 out of 123 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 123/123 places, 242/242 transitions.
Applied a total of 0 rules in 2 ms. Remains 123 /123 variables (removed 0) and now considering 242/242 (removed 0) transitions.
// Phase 1: matrix 242 rows 123 cols
[2022-05-15 12:39:04] [INFO ] Computed 12 place invariants in 1 ms
[2022-05-15 12:39:04] [INFO ] Implicit Places using invariants in 117 ms returned [122]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 118 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 122/123 places, 242/242 transitions.
Applied a total of 0 rules in 2 ms. Remains 122 /122 variables (removed 0) and now considering 242/242 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 122/123 places, 242/242 transitions.
Stuttering acceptance computed with spot in 246 ms :[(NOT p1), (NOT p0), true, (NOT p1), (NOT p1), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : FlexibleBarrier-PT-10a-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(OR (NOT p2) (NOT p0)), acceptance={} source=3 dest: 0}, { cond=(AND p2 p0), acceptance={} source=3 dest: 4}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=4 dest: 2}, { cond=(AND p2 (NOT p1) p0), acceptance={} source=4 dest: 5}, { cond=(AND (NOT p2) (NOT p1) p0), acceptance={} source=4 dest: 6}], [{ cond=(AND p1 p0), acceptance={0} source=5 dest: 1}, { cond=(NOT p0), acceptance={0} source=5 dest: 2}, { cond=(AND p2 (NOT p1) p0), acceptance={0} source=5 dest: 5}, { cond=(AND (NOT p2) (NOT p1) p0), acceptance={0} source=5 dest: 6}], [{ cond=(AND p1 p0), acceptance={} source=6 dest: 1}, { cond=(OR (NOT p1) (NOT p0)), acceptance={} source=6 dest: 2}]], initial=3, aps=[p1:(AND (EQ s6 1) (EQ s121 1)), p0:(AND (EQ s84 1) (EQ s107 1) (EQ s121 1)), p2:(EQ s61 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][false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA FlexibleBarrier-PT-10a-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-10a-LTLFireability-12 finished in 399 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((!(X(X(p0)) U p1)&&X(p2)&&p2))))'
Support contains 4 out of 123 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 123/123 places, 242/242 transitions.
Graph (trivial) has 92 edges and 123 vertex of which 21 / 123 are part of one of the 7 SCC in 1 ms
Free SCC test removed 14 places
Ensure Unique test removed 29 transitions
Reduce isomorphic transitions removed 29 transitions.
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 0 with 60 rules applied. Total rules applied 61 place count 79 transition count 183
Drop transitions removed 54 transitions
Redundant transition composition rules discarded 54 transitions
Iterating global reduction 0 with 54 rules applied. Total rules applied 115 place count 79 transition count 129
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 116 place count 79 transition count 129
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 117 place count 78 transition count 128
Iterating global reduction 0 with 1 rules applied. Total rules applied 118 place count 78 transition count 128
Applied a total of 118 rules in 26 ms. Remains 78 /123 variables (removed 45) and now considering 128/242 (removed 114) transitions.
[2022-05-15 12:39:05] [INFO ] Flow matrix only has 107 transitions (discarded 21 similar events)
// Phase 1: matrix 107 rows 78 cols
[2022-05-15 12:39:05] [INFO ] Computed 12 place invariants in 0 ms
[2022-05-15 12:39:05] [INFO ] Implicit Places using invariants in 103 ms returned [77]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 104 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 77/123 places, 128/242 transitions.
Graph (trivial) has 97 edges and 77 vertex of which 21 / 77 are part of one of the 7 SCC in 1 ms
Free SCC test removed 14 places
Ensure Unique test removed 28 transitions
Reduce isomorphic transitions removed 28 transitions.
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 10 rules applied. Total rules applied 11 place count 63 transition count 90
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 21 place count 53 transition count 90
Performed 10 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 10 Pre rules applied. Total rules applied 21 place count 53 transition count 80
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 2 with 20 rules applied. Total rules applied 41 place count 43 transition count 80
Performed 13 Post agglomeration using F-continuation condition.Transition count delta: 13
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 67 place count 30 transition count 67
Drop transitions removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 2 with 10 rules applied. Total rules applied 77 place count 30 transition count 57
Applied a total of 77 rules in 9 ms. Remains 30 /77 variables (removed 47) and now considering 57/128 (removed 71) transitions.
[2022-05-15 12:39:05] [INFO ] Flow matrix only has 40 transitions (discarded 17 similar events)
// Phase 1: matrix 40 rows 30 cols
[2022-05-15 12:39:05] [INFO ] Computed 11 place invariants in 0 ms
[2022-05-15 12:39:05] [INFO ] Implicit Places using invariants in 27 ms returned []
[2022-05-15 12:39:05] [INFO ] Flow matrix only has 40 transitions (discarded 17 similar events)
// Phase 1: matrix 40 rows 30 cols
[2022-05-15 12:39:05] [INFO ] Computed 11 place invariants in 1 ms
[2022-05-15 12:39:05] [INFO ] State equation strengthened by 18 read => feed constraints.
[2022-05-15 12:39:05] [INFO ] Implicit Places using invariants and state equation in 62 ms returned []
Implicit Place search using SMT with State Equation took 91 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 30/123 places, 57/242 transitions.
Finished structural reductions, in 2 iterations. Remains : 30/123 places, 57/242 transitions.
Stuttering acceptance computed with spot in 52 ms :[(OR (NOT p2) p1)]
Running random walk in product with property : FlexibleBarrier-PT-10a-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p1) p2), acceptance={} source=0 dest: 0}, { cond=(OR p1 (NOT p2)), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p1:(EQ s11 1), p2:(OR (EQ s5 0) (EQ s26 0) (EQ s29 0))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 9 steps with 0 reset in 1 ms.
FORMULA FlexibleBarrier-PT-10a-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-10a-LTLFireability-13 finished in 302 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((G((G(X(p0)) U p1)) U (X(G(p0)) U p2)))'
Support contains 7 out of 123 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 123/123 places, 242/242 transitions.
Applied a total of 0 rules in 1 ms. Remains 123 /123 variables (removed 0) and now considering 242/242 (removed 0) transitions.
// Phase 1: matrix 242 rows 123 cols
[2022-05-15 12:39:05] [INFO ] Computed 12 place invariants in 2 ms
[2022-05-15 12:39:05] [INFO ] Implicit Places using invariants in 92 ms returned []
// Phase 1: matrix 242 rows 123 cols
[2022-05-15 12:39:05] [INFO ] Computed 12 place invariants in 1 ms
[2022-05-15 12:39:05] [INFO ] State equation strengthened by 141 read => feed constraints.
[2022-05-15 12:39:05] [INFO ] Implicit Places using invariants and state equation in 280 ms returned []
Implicit Place search using SMT with State Equation took 376 ms to find 0 implicit places.
// Phase 1: matrix 242 rows 123 cols
[2022-05-15 12:39:05] [INFO ] Computed 12 place invariants in 9 ms
[2022-05-15 12:39:06] [INFO ] Dead Transitions using invariants and state equation in 258 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 123/123 places, 242/242 transitions.
Stuttering acceptance computed with spot in 328 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p1)), true, (NOT p0), (OR (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : FlexibleBarrier-PT-10a-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=(NOT p2), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p2) (NOT p1)), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p2) p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={} source=1 dest: 3}, { cond=(OR (AND p2 p0) (AND p1 p0)), acceptance={} source=1 dest: 4}], [{ cond=(AND p2 (NOT p1) p0), acceptance={} source=2 dest: 4}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=2 dest: 5}, { cond=(NOT p0), acceptance={} source=2 dest: 6}, { cond=(AND p2 p1 p0), acceptance={} source=2 dest: 7}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=(NOT p0), acceptance={} source=4 dest: 3}, { cond=p0, acceptance={} source=4 dest: 4}], [{ cond=(NOT p0), acceptance={} source=5 dest: 3}, { cond=(AND p1 p0), acceptance={} source=5 dest: 4}, { cond=(AND (NOT p1) p0), acceptance={0} source=5 dest: 5}], [{ cond=(NOT p1), acceptance={} source=6 dest: 5}, { cond=true, acceptance={} source=6 dest: 6}], [{ cond=(AND (NOT p1) p0), acceptance={} source=7 dest: 4}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=7 dest: 5}, { cond=(NOT p0), acceptance={} source=7 dest: 6}, { cond=(AND p1 p0), acceptance={} source=7 dest: 7}]], initial=0, aps=[p2:(AND (EQ s24 1) (EQ s95 1) (EQ s121 1)), p1:(AND (EQ s33 1) (EQ s122 1) (EQ s24 1) (EQ s95 1) (EQ s121 1)), p0:(AND (EQ s71 1) (EQ s84 1) (EQ s121 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA FlexibleBarrier-PT-10a-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-10a-LTLFireability-14 finished in 990 ms.
All properties solved by simple procedures.
Total runtime 10989 ms.

BK_STOP 1652618346471

--------------------
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="FlexibleBarrier-PT-10a"
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 FlexibleBarrier-PT-10a, 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 r096-smll-165260575700052"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-10a.tgz
mv FlexibleBarrier-PT-10a 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 ;