About the Execution of ITS-Tools for Szymanski-PT-a10
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 281.831 | 9020.00 | 16890.00 | 373.80 | FFTFTFTTTFFFFFFF | 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.r312-tall-165472283101019.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 Szymanski-PT-a10, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r312-tall-165472283101019
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 512K
-rw-r--r-- 1 mcc users 5.5K Jun 7 17:10 CTLCardinality.txt
-rw-r--r-- 1 mcc users 56K Jun 7 17:10 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K Jun 7 17:08 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K Jun 7 17:08 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Jun 6 15:33 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Jun 6 15:33 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Jun 6 15:33 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Jun 6 15:33 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 6 12:11 NewModel
-rw-r--r-- 1 mcc users 12K Jun 7 17:10 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 127K Jun 7 17:10 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.8K Jun 7 17:10 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 57K Jun 7 17:10 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Jun 6 15:33 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Jun 6 15:33 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jun 6 12:11 equiv_col
-rw-r--r-- 1 mcc users 4 Jun 6 12:11 instance
-rw-r--r-- 1 mcc users 6 Jun 6 12:11 iscolored
-rw-r--r-- 1 mcc users 101K Jun 6 12:11 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 Szymanski-PT-a10-LTLCardinality-00
FORMULA_NAME Szymanski-PT-a10-LTLCardinality-01
FORMULA_NAME Szymanski-PT-a10-LTLCardinality-02
FORMULA_NAME Szymanski-PT-a10-LTLCardinality-03
FORMULA_NAME Szymanski-PT-a10-LTLCardinality-04
FORMULA_NAME Szymanski-PT-a10-LTLCardinality-05
FORMULA_NAME Szymanski-PT-a10-LTLCardinality-06
FORMULA_NAME Szymanski-PT-a10-LTLCardinality-07
FORMULA_NAME Szymanski-PT-a10-LTLCardinality-08
FORMULA_NAME Szymanski-PT-a10-LTLCardinality-09
FORMULA_NAME Szymanski-PT-a10-LTLCardinality-10
FORMULA_NAME Szymanski-PT-a10-LTLCardinality-11
FORMULA_NAME Szymanski-PT-a10-LTLCardinality-12
FORMULA_NAME Szymanski-PT-a10-LTLCardinality-13
FORMULA_NAME Szymanski-PT-a10-LTLCardinality-14
FORMULA_NAME Szymanski-PT-a10-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1654970578731
Running Version 202205111006
[2022-06-11 18:02:59] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -spotpath, /home/mcc/BenchKit/bin//..//ltlfilt, -z3path, /home/mcc/BenchKit/bin//..//z3/bin/z3, -yices2path, /home/mcc/BenchKit/bin//..//yices/bin/yices, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2022-06-11 18:02:59] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-06-11 18:03:00] [INFO ] Load time of PNML (sax parser for PT used): 99 ms
[2022-06-11 18:03:00] [INFO ] Transformed 61 places.
[2022-06-11 18:03:00] [INFO ] Transformed 224 transitions.
[2022-06-11 18:03:00] [INFO ] Parsed PT model containing 61 places and 224 transitions in 201 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Deduced a syphon composed of 12 places in 2 ms
Reduce places removed 12 places and 8 transitions.
FORMULA Szymanski-PT-a10-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-a10-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-a10-LTLCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-a10-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-a10-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-a10-LTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-a10-LTLCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 23 out of 49 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 49/49 places, 216/216 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 47 transition count 216
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 5 place count 44 transition count 204
Iterating global reduction 1 with 3 rules applied. Total rules applied 8 place count 44 transition count 204
Applied a total of 8 rules in 18 ms. Remains 44 /49 variables (removed 5) and now considering 204/216 (removed 12) transitions.
[2022-06-11 18:03:00] [INFO ] Flow matrix only has 76 transitions (discarded 128 similar events)
// Phase 1: matrix 76 rows 44 cols
[2022-06-11 18:03:00] [INFO ] Computed 1 place invariants in 8 ms
[2022-06-11 18:03:00] [INFO ] Implicit Places using invariants in 154 ms returned []
[2022-06-11 18:03:00] [INFO ] Flow matrix only has 76 transitions (discarded 128 similar events)
// Phase 1: matrix 76 rows 44 cols
[2022-06-11 18:03:00] [INFO ] Computed 1 place invariants in 4 ms
[2022-06-11 18:03:00] [INFO ] State equation strengthened by 9 read => feed constraints.
[2022-06-11 18:03:00] [INFO ] Implicit Places using invariants and state equation in 96 ms returned []
Implicit Place search using SMT with State Equation took 278 ms to find 0 implicit places.
[2022-06-11 18:03:00] [INFO ] Flow matrix only has 76 transitions (discarded 128 similar events)
// Phase 1: matrix 76 rows 44 cols
[2022-06-11 18:03:00] [INFO ] Computed 1 place invariants in 2 ms
[2022-06-11 18:03:00] [INFO ] Dead Transitions using invariants and state equation in 112 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 44/49 places, 204/216 transitions.
Finished structural reductions, in 1 iterations. Remains : 44/49 places, 204/216 transitions.
Support contains 23 out of 44 places after structural reductions.
[2022-06-11 18:03:00] [INFO ] Flatten gal took : 42 ms
[2022-06-11 18:03:00] [INFO ] Flatten gal took : 17 ms
[2022-06-11 18:03:00] [INFO ] Input system was already deterministic with 204 transitions.
Incomplete random walk after 10001 steps, including 7 resets, run finished after 92 ms. (steps per millisecond=108 ) properties (out of 17) seen :15
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 2) seen :1
Running SMT prover for 1 properties.
[2022-06-11 18:03:01] [INFO ] Flow matrix only has 76 transitions (discarded 128 similar events)
// Phase 1: matrix 76 rows 44 cols
[2022-06-11 18:03:01] [INFO ] Computed 1 place invariants in 6 ms
[2022-06-11 18:03:01] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 2 ms returned sat
[2022-06-11 18:03:01] [INFO ] After 52ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
FORMULA Szymanski-PT-a10-LTLCardinality-05 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA Szymanski-PT-a10-LTLCardinality-00 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 7 simplifications.
FORMULA Szymanski-PT-a10-LTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 8 stabilizing places and 32 stable transitions
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 44 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 204/204 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 43 transition count 200
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 43 transition count 200
Drop transitions removed 16 transitions
Redundant transition composition rules discarded 16 transitions
Iterating global reduction 0 with 16 rules applied. Total rules applied 18 place count 43 transition count 184
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 20 place count 41 transition count 176
Iterating global reduction 0 with 2 rules applied. Total rules applied 22 place count 41 transition count 176
Applied a total of 22 rules in 30 ms. Remains 41 /44 variables (removed 3) and now considering 176/204 (removed 28) transitions.
[2022-06-11 18:03:01] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
// Phase 1: matrix 69 rows 41 cols
[2022-06-11 18:03:01] [INFO ] Computed 1 place invariants in 0 ms
[2022-06-11 18:03:01] [INFO ] Implicit Places using invariants in 50 ms returned []
[2022-06-11 18:03:01] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
// Phase 1: matrix 69 rows 41 cols
[2022-06-11 18:03:01] [INFO ] Computed 1 place invariants in 3 ms
[2022-06-11 18:03:01] [INFO ] State equation strengthened by 9 read => feed constraints.
[2022-06-11 18:03:01] [INFO ] Implicit Places using invariants and state equation in 68 ms returned []
Implicit Place search using SMT with State Equation took 121 ms to find 0 implicit places.
[2022-06-11 18:03:01] [INFO ] Redundant transitions in 5 ms returned []
[2022-06-11 18:03:01] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
// Phase 1: matrix 69 rows 41 cols
[2022-06-11 18:03:01] [INFO ] Computed 1 place invariants in 6 ms
[2022-06-11 18:03:01] [INFO ] Dead Transitions using invariants and state equation in 76 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 41/44 places, 176/204 transitions.
Finished structural reductions, in 1 iterations. Remains : 41/44 places, 176/204 transitions.
Stuttering acceptance computed with spot in 140 ms :[(NOT p0)]
Running random walk in product with property : Szymanski-PT-a10-LTLCardinality-06 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(GT s12 s13)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Product exploration explored 100000 steps with 7653 reset in 316 ms.
Product exploration explored 100000 steps with 7675 reset in 176 ms.
Computed a total of 8 stabilizing places and 32 stable transitions
Computed a total of 8 stabilizing places and 32 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 434 ms. Reduced automaton from 1 states, 1 edges and 1 AP to 1 states, 1 edges and 1 AP.
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Finished random walk after 14 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=14 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 137 ms. Reduced automaton from 1 states, 1 edges and 1 AP to 1 states, 1 edges and 1 AP.
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
[2022-06-11 18:03:02] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
// Phase 1: matrix 69 rows 41 cols
[2022-06-11 18:03:02] [INFO ] Computed 1 place invariants in 2 ms
[2022-06-11 18:03:03] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 1 ms returned sat
[2022-06-11 18:03:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-11 18:03:03] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2022-06-11 18:03:03] [INFO ] Solution in real domain found non-integer solution.
[2022-06-11 18:03:03] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 0 ms returned sat
[2022-06-11 18:03:03] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-11 18:03:03] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2022-06-11 18:03:03] [INFO ] State equation strengthened by 9 read => feed constraints.
[2022-06-11 18:03:03] [INFO ] [Nat]Added 9 Read/Feed constraints in 2 ms returned sat
[2022-06-11 18:03:03] [INFO ] Computed and/alt/rep : 21/107/21 causal constraints (skipped 46 transitions) in 10 ms.
[2022-06-11 18:03:03] [INFO ] Added : 8 causal constraints over 3 iterations in 57 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 41 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 41/41 places, 176/176 transitions.
Applied a total of 0 rules in 11 ms. Remains 41 /41 variables (removed 0) and now considering 176/176 (removed 0) transitions.
[2022-06-11 18:03:03] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
// Phase 1: matrix 69 rows 41 cols
[2022-06-11 18:03:03] [INFO ] Computed 1 place invariants in 1 ms
[2022-06-11 18:03:03] [INFO ] Implicit Places using invariants in 45 ms returned []
[2022-06-11 18:03:03] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
// Phase 1: matrix 69 rows 41 cols
[2022-06-11 18:03:03] [INFO ] Computed 1 place invariants in 1 ms
[2022-06-11 18:03:03] [INFO ] State equation strengthened by 9 read => feed constraints.
[2022-06-11 18:03:03] [INFO ] Implicit Places using invariants and state equation in 62 ms returned []
Implicit Place search using SMT with State Equation took 110 ms to find 0 implicit places.
[2022-06-11 18:03:03] [INFO ] Redundant transitions in 5 ms returned []
[2022-06-11 18:03:03] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
// Phase 1: matrix 69 rows 41 cols
[2022-06-11 18:03:03] [INFO ] Computed 1 place invariants in 1 ms
[2022-06-11 18:03:03] [INFO ] Dead Transitions using invariants and state equation in 69 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 41/41 places, 176/176 transitions.
Computed a total of 8 stabilizing places and 32 stable transitions
Computed a total of 8 stabilizing places and 32 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 147 ms. Reduced automaton from 1 states, 1 edges and 1 AP to 1 states, 1 edges and 1 AP.
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Finished random walk after 16 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=16 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 161 ms. Reduced automaton from 1 states, 1 edges and 1 AP to 1 states, 1 edges and 1 AP.
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 26 ms :[(NOT p0)]
[2022-06-11 18:03:03] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
// Phase 1: matrix 69 rows 41 cols
[2022-06-11 18:03:03] [INFO ] Computed 1 place invariants in 1 ms
[2022-06-11 18:03:03] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 1 ms returned sat
[2022-06-11 18:03:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-11 18:03:03] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2022-06-11 18:03:03] [INFO ] Solution in real domain found non-integer solution.
[2022-06-11 18:03:03] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 1 ms returned sat
[2022-06-11 18:03:03] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-11 18:03:03] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2022-06-11 18:03:03] [INFO ] State equation strengthened by 9 read => feed constraints.
[2022-06-11 18:03:03] [INFO ] [Nat]Added 9 Read/Feed constraints in 2 ms returned sat
[2022-06-11 18:03:04] [INFO ] Computed and/alt/rep : 21/107/21 causal constraints (skipped 46 transitions) in 8 ms.
[2022-06-11 18:03:04] [INFO ] Added : 8 causal constraints over 3 iterations in 44 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
Product exploration explored 100000 steps with 7691 reset in 128 ms.
Product exploration explored 100000 steps with 7661 reset in 181 ms.
Built C files in :
/tmp/ltsmin8461257234186066962
[2022-06-11 18:03:04] [INFO ] Computing symmetric may disable matrix : 176 transitions.
[2022-06-11 18:03:04] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-06-11 18:03:04] [INFO ] Computing symmetric may enable matrix : 176 transitions.
[2022-06-11 18:03:04] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-06-11 18:03:04] [INFO ] Computing Do-Not-Accords matrix : 176 transitions.
[2022-06-11 18:03:04] [INFO ] Computation of Completed DNA matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-06-11 18:03:04] [INFO ] Built C files in 45ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8461257234186066962
Running compilation step : cd /tmp/ltsmin8461257234186066962;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 464 ms.
Running link step : cd /tmp/ltsmin8461257234186066962;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 42 ms.
Running LTSmin : cd /tmp/ltsmin8461257234186066962;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased7597726529466233352.hoa' '--buchi-type=spotba'
LTSmin run took 142 ms.
FORMULA Szymanski-PT-a10-LTLCardinality-06 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property Szymanski-PT-a10-LTLCardinality-06 finished in 3795 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0)&&F(p1)))'
Support contains 3 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 204/204 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 42 transition count 196
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 42 transition count 196
Applied a total of 4 rules in 4 ms. Remains 42 /44 variables (removed 2) and now considering 196/204 (removed 8) transitions.
[2022-06-11 18:03:05] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
// Phase 1: matrix 74 rows 42 cols
[2022-06-11 18:03:05] [INFO ] Computed 1 place invariants in 1 ms
[2022-06-11 18:03:05] [INFO ] Implicit Places using invariants in 44 ms returned []
[2022-06-11 18:03:05] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
// Phase 1: matrix 74 rows 42 cols
[2022-06-11 18:03:05] [INFO ] Computed 1 place invariants in 0 ms
[2022-06-11 18:03:05] [INFO ] State equation strengthened by 9 read => feed constraints.
[2022-06-11 18:03:05] [INFO ] Implicit Places using invariants and state equation in 67 ms returned []
Implicit Place search using SMT with State Equation took 113 ms to find 0 implicit places.
[2022-06-11 18:03:05] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
// Phase 1: matrix 74 rows 42 cols
[2022-06-11 18:03:05] [INFO ] Computed 1 place invariants in 1 ms
[2022-06-11 18:03:05] [INFO ] Dead Transitions using invariants and state equation in 73 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 42/44 places, 196/204 transitions.
Finished structural reductions, in 1 iterations. Remains : 42/44 places, 196/204 transitions.
Stuttering acceptance computed with spot in 149 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), true]
Running random walk in product with property : Szymanski-PT-a10-LTLCardinality-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 3}]], initial=0, aps=[p1:(LEQ 2 s36), p0:(LEQ s38 s30)], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Stuttering criterion allowed to conclude after 95 steps with 0 reset in 1 ms.
FORMULA Szymanski-PT-a10-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a10-LTLCardinality-10 finished in 359 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0) U (F(p2)&&p1)))'
Support contains 4 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 204/204 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 42 transition count 196
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 42 transition count 196
Applied a total of 4 rules in 3 ms. Remains 42 /44 variables (removed 2) and now considering 196/204 (removed 8) transitions.
[2022-06-11 18:03:05] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
// Phase 1: matrix 74 rows 42 cols
[2022-06-11 18:03:05] [INFO ] Computed 1 place invariants in 3 ms
[2022-06-11 18:03:05] [INFO ] Implicit Places using invariants in 59 ms returned []
[2022-06-11 18:03:05] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
// Phase 1: matrix 74 rows 42 cols
[2022-06-11 18:03:05] [INFO ] Computed 1 place invariants in 1 ms
[2022-06-11 18:03:05] [INFO ] State equation strengthened by 9 read => feed constraints.
[2022-06-11 18:03:05] [INFO ] Implicit Places using invariants and state equation in 66 ms returned []
Implicit Place search using SMT with State Equation took 128 ms to find 0 implicit places.
[2022-06-11 18:03:05] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
// Phase 1: matrix 74 rows 42 cols
[2022-06-11 18:03:05] [INFO ] Computed 1 place invariants in 3 ms
[2022-06-11 18:03:05] [INFO ] Dead Transitions using invariants and state equation in 77 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 42/44 places, 196/204 transitions.
Finished structural reductions, in 1 iterations. Remains : 42/44 places, 196/204 transitions.
Stuttering acceptance computed with spot in 155 ms :[true, (OR (NOT p1) (NOT p2)), (OR (NOT p0) (NOT p1) (NOT p2)), (NOT p2)]
Running random walk in product with property : Szymanski-PT-a10-LTLCardinality-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={} source=1 dest: 2}, { cond=(AND p1 (NOT p2)), acceptance={} source=1 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0} source=2 dest: 2}, { cond=(AND p1 (NOT p2) p0), acceptance={0} source=2 dest: 3}], [{ cond=(NOT p2), acceptance={0} source=3 dest: 3}]], initial=1, aps=[p1:(AND (OR (LEQ s39 s6) (LEQ 1 s24)) (OR (LEQ 2 s37) (LEQ 1 s24))), p2:(LEQ s39 s6), p0:(LEQ 1 s24)], 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][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA Szymanski-PT-a10-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a10-LTLCardinality-11 finished in 382 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G(X((G(p0) U G(!(X(X(G(p1)))||p2))))))'
Support contains 4 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 204/204 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 43 transition count 200
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 43 transition count 200
Applied a total of 2 rules in 5 ms. Remains 43 /44 variables (removed 1) and now considering 200/204 (removed 4) transitions.
[2022-06-11 18:03:05] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
// Phase 1: matrix 75 rows 43 cols
[2022-06-11 18:03:05] [INFO ] Computed 1 place invariants in 2 ms
[2022-06-11 18:03:05] [INFO ] Implicit Places using invariants in 46 ms returned []
[2022-06-11 18:03:05] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
// Phase 1: matrix 75 rows 43 cols
[2022-06-11 18:03:05] [INFO ] Computed 1 place invariants in 0 ms
[2022-06-11 18:03:05] [INFO ] State equation strengthened by 9 read => feed constraints.
[2022-06-11 18:03:06] [INFO ] Implicit Places using invariants and state equation in 70 ms returned []
Implicit Place search using SMT with State Equation took 120 ms to find 0 implicit places.
[2022-06-11 18:03:06] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
// Phase 1: matrix 75 rows 43 cols
[2022-06-11 18:03:06] [INFO ] Computed 1 place invariants in 1 ms
[2022-06-11 18:03:06] [INFO ] Dead Transitions using invariants and state equation in 85 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 43/44 places, 200/204 transitions.
Finished structural reductions, in 1 iterations. Remains : 43/44 places, 200/204 transitions.
Stuttering acceptance computed with spot in 261 ms :[(OR p1 p2), (OR p2 p1), true, p1, (AND (NOT p2) (NOT p0)), (OR p1 p2)]
Running random walk in product with property : Szymanski-PT-a10-LTLCardinality-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p2) p0), acceptance={} source=1 dest: 1}, { cond=(AND p2 p0), acceptance={0} source=1 dest: 1}, { cond=(AND p2 (NOT p0)), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p2) p1), acceptance={} source=1 dest: 3}, { cond=(AND p2 p0), acceptance={} source=1 dest: 4}, { cond=(AND (NOT p2) (NOT p0)), acceptance={} source=1 dest: 5}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=p1, acceptance={0} source=3 dest: 3}], [{ cond=(AND (NOT p2) (NOT p0)), acceptance={} source=4 dest: 2}, { cond=(AND (NOT p2) p0), acceptance={} source=4 dest: 4}], [{ cond=p2, acceptance={} source=5 dest: 2}, { cond=(AND (NOT p2) p1), acceptance={} source=5 dest: 3}, { cond=(NOT p2), acceptance={} source=5 dest: 5}]], initial=0, aps=[p2:(LEQ s9 s26), p0:(LEQ 2 s13), p1:(LEQ s18 0)], 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]]
Entered a terminal (fully accepting) state of product in 477 steps with 8 reset in 2 ms.
FORMULA Szymanski-PT-a10-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a10-LTLCardinality-12 finished in 504 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G((G((p0 U p1))||X(X(p2)))))'
Support contains 5 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 204/204 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 42 transition count 196
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 42 transition count 196
Applied a total of 4 rules in 3 ms. Remains 42 /44 variables (removed 2) and now considering 196/204 (removed 8) transitions.
[2022-06-11 18:03:06] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
// Phase 1: matrix 74 rows 42 cols
[2022-06-11 18:03:06] [INFO ] Computed 1 place invariants in 2 ms
[2022-06-11 18:03:06] [INFO ] Implicit Places using invariants in 43 ms returned []
[2022-06-11 18:03:06] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
// Phase 1: matrix 74 rows 42 cols
[2022-06-11 18:03:06] [INFO ] Computed 1 place invariants in 2 ms
[2022-06-11 18:03:06] [INFO ] State equation strengthened by 9 read => feed constraints.
[2022-06-11 18:03:06] [INFO ] Implicit Places using invariants and state equation in 60 ms returned []
Implicit Place search using SMT with State Equation took 105 ms to find 0 implicit places.
[2022-06-11 18:03:06] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
// Phase 1: matrix 74 rows 42 cols
[2022-06-11 18:03:06] [INFO ] Computed 1 place invariants in 0 ms
[2022-06-11 18:03:06] [INFO ] Dead Transitions using invariants and state equation in 71 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 42/44 places, 196/204 transitions.
Finished structural reductions, in 1 iterations. Remains : 42/44 places, 196/204 transitions.
Stuttering acceptance computed with spot in 312 ms :[(AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), true, (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) p2)]
Running random walk in product with property : Szymanski-PT-a10-LTLCardinality-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(OR p1 p0), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=2 dest: 3}, { cond=(OR p1 p0), acceptance={} source=2 dest: 5}], [{ cond=(NOT p2), acceptance={} source=3 dest: 4}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(AND (NOT p1) (NOT p0) (NOT p2)), acceptance={} source=5 dest: 4}, { cond=(AND (NOT p1) p0 (NOT p2)), acceptance={} source=5 dest: 6}, { cond=(OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), acceptance={} source=5 dest: 7}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=6 dest: 4}, { cond=(AND (NOT p1) p0), acceptance={0} source=6 dest: 6}], [{ cond=(AND (NOT p1) (NOT p0) p2), acceptance={} source=7 dest: 4}, { cond=(AND (NOT p1) p0 p2), acceptance={} source=7 dest: 6}, { cond=(OR (AND p1 p2) (AND p0 p2)), acceptance={} source=7 dest: 7}]], initial=0, aps=[p1:(LEQ s7 s35), p0:(LEQ 2 s36), p2:(GT s38 s2)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], 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 21926 steps with 4364 reset in 40 ms.
FORMULA Szymanski-PT-a10-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a10-LTLCardinality-13 finished in 561 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(X(X(G(((p0 U !X(F(p1)))&&X(p2)))))))'
Support contains 5 out of 44 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 204/204 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 43 transition count 200
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 43 transition count 200
Drop transitions removed 12 transitions
Redundant transition composition rules discarded 12 transitions
Iterating global reduction 0 with 12 rules applied. Total rules applied 14 place count 43 transition count 188
Applied a total of 14 rules in 24 ms. Remains 43 /44 variables (removed 1) and now considering 188/204 (removed 16) transitions.
[2022-06-11 18:03:06] [INFO ] Flow matrix only has 72 transitions (discarded 116 similar events)
// Phase 1: matrix 72 rows 43 cols
[2022-06-11 18:03:06] [INFO ] Computed 1 place invariants in 1 ms
[2022-06-11 18:03:07] [INFO ] Implicit Places using invariants in 39 ms returned []
[2022-06-11 18:03:07] [INFO ] Flow matrix only has 72 transitions (discarded 116 similar events)
// Phase 1: matrix 72 rows 43 cols
[2022-06-11 18:03:07] [INFO ] Computed 1 place invariants in 1 ms
[2022-06-11 18:03:07] [INFO ] State equation strengthened by 9 read => feed constraints.
[2022-06-11 18:03:07] [INFO ] Implicit Places using invariants and state equation in 57 ms returned []
Implicit Place search using SMT with State Equation took 97 ms to find 0 implicit places.
[2022-06-11 18:03:07] [INFO ] Redundant transitions in 1 ms returned []
[2022-06-11 18:03:07] [INFO ] Flow matrix only has 72 transitions (discarded 116 similar events)
// Phase 1: matrix 72 rows 43 cols
[2022-06-11 18:03:07] [INFO ] Computed 1 place invariants in 1 ms
[2022-06-11 18:03:07] [INFO ] Dead Transitions using invariants and state equation in 77 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 43/44 places, 188/204 transitions.
Finished structural reductions, in 1 iterations. Remains : 43/44 places, 188/204 transitions.
Stuttering acceptance computed with spot in 129 ms :[(OR (NOT p2) p1), p1, p1]
Running random walk in product with property : Szymanski-PT-a10-LTLCardinality-14 automaton TGBA Formula[mat=[[{ cond=p2, acceptance={1} source=0 dest: 0}, { cond=(NOT p2), acceptance={0, 1} source=0 dest: 0}, { cond=(AND (NOT p0) p2), acceptance={0, 1} source=0 dest: 1}, { cond=(AND p0 p2), acceptance={0, 1} source=0 dest: 2}], [{ cond=(AND p2 p1), acceptance={1} source=1 dest: 0}, { cond=(AND (NOT p2) p1), acceptance={0, 1} source=1 dest: 0}, { cond=(AND p0 p2 (NOT p1)), acceptance={} source=1 dest: 1}, { cond=(OR (AND (NOT p0) (NOT p1)) (AND (NOT p2) (NOT p1))), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p0) p2 p1), acceptance={0, 1} source=1 dest: 1}, { cond=(AND p0 p2 (NOT p1)), acceptance={0} source=1 dest: 2}, { cond=(AND p0 p2 p1), acceptance={0, 1} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 1}, { cond=(AND (NOT p0) p1), acceptance={0, 1} source=2 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={0} source=2 dest: 2}, { cond=(AND p0 p1), acceptance={0, 1} source=2 dest: 2}]], initial=0, aps=[p2:(GT s18 s32), p0:(LEQ 1 s12), p1:(GT s42 s17)], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, complete, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Stuttering criterion allowed to conclude after 245 steps with 0 reset in 1 ms.
FORMULA Szymanski-PT-a10-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a10-LTLCardinality-14 finished in 361 ms.
All properties solved by simple procedures.
Total runtime 7361 ms.
BK_STOP 1654970587751
--------------------
content from stderr:
+ export LANG=C
+ LANG=C
+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ export PYTHONPATH=/usr/lib/python3.9/site-packages/
+ PYTHONPATH=/usr/lib/python3.9/site-packages/
+ export LD_LIBRARY_PATH=/usr/local/lib:
+ LD_LIBRARY_PATH=/usr/local/lib:
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202205111006.jar
+ VERSION=202205111006
+ echo 'Running Version 202205111006'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data @none -pnfolder /home/mcc/execution -examination LTLCardinality -spotpath /home/mcc/BenchKit/bin//..//ltlfilt -z3path /home/mcc/BenchKit/bin//..//z3/bin/z3 -yices2path /home/mcc/BenchKit/bin//..//yices/bin/yices -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=@none -Xss128m -Xms40m -Xmx8192m
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="Szymanski-PT-a10"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-4028"
echo " Executing tool itstools"
echo " Input is Szymanski-PT-a10, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r312-tall-165472283101019"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Szymanski-PT-a10.tgz
mv Szymanski-PT-a10 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;