Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r197-smll-167840344100379.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-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 2-5348
Executing tool itstools
Input is HexagonalGrid-PT-126, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r197-smll-167840344100379
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 568K
-rw-r--r-- 1 mcc users 8.3K Feb 26 17:11 CTLCardinality.txt
-rw-r--r-- 1 mcc users 85K Feb 26 17:11 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Feb 26 17:06 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K Feb 26 17:06 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.1K Feb 25 16:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Feb 25 16:14 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Feb 25 16:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Feb 25 16:14 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Feb 26 17:14 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 159K Feb 26 17:14 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Feb 26 17:13 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 94K Feb 26 17:13 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:14 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:14 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rwxr-xr-x 1 mcc users 18K Mar 5 18:22 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 HexagonalGrid-PT-126-LTLCardinality-00
FORMULA_NAME HexagonalGrid-PT-126-LTLCardinality-01
FORMULA_NAME HexagonalGrid-PT-126-LTLCardinality-02
FORMULA_NAME HexagonalGrid-PT-126-LTLCardinality-03
FORMULA_NAME HexagonalGrid-PT-126-LTLCardinality-04
FORMULA_NAME HexagonalGrid-PT-126-LTLCardinality-05
FORMULA_NAME HexagonalGrid-PT-126-LTLCardinality-06
FORMULA_NAME HexagonalGrid-PT-126-LTLCardinality-07
FORMULA_NAME HexagonalGrid-PT-126-LTLCardinality-08
FORMULA_NAME HexagonalGrid-PT-126-LTLCardinality-09
FORMULA_NAME HexagonalGrid-PT-126-LTLCardinality-10
FORMULA_NAME HexagonalGrid-PT-126-LTLCardinality-11
FORMULA_NAME HexagonalGrid-PT-126-LTLCardinality-12
FORMULA_NAME HexagonalGrid-PT-126-LTLCardinality-13
FORMULA_NAME HexagonalGrid-PT-126-LTLCardinality-14
FORMULA_NAME HexagonalGrid-PT-126-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1678523206925

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=HexagonalGrid-PT-126
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202303021504
[2023-03-11 08:26:50] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2023-03-11 08:26:50] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-11 08:26:50] [INFO ] Load time of PNML (sax parser for PT used): 57 ms
[2023-03-11 08:26:50] [INFO ] Transformed 31 places.
[2023-03-11 08:26:50] [INFO ] Transformed 42 transitions.
[2023-03-11 08:26:50] [INFO ] Parsed PT model containing 31 places and 42 transitions and 168 arcs in 207 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 20 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA HexagonalGrid-PT-126-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HexagonalGrid-PT-126-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 23 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 42/42 transitions.
Applied a total of 0 rules in 20 ms. Remains 31 /31 variables (removed 0) and now considering 42/42 (removed 0) transitions.
// Phase 1: matrix 42 rows 31 cols
[2023-03-11 08:26:50] [INFO ] Computed 14 place invariants in 10 ms
[2023-03-11 08:26:51] [INFO ] Implicit Places using invariants in 248 ms returned []
[2023-03-11 08:26:51] [INFO ] Invariant cache hit.
[2023-03-11 08:26:51] [INFO ] Implicit Places using invariants and state equation in 122 ms returned []
Implicit Place search using SMT with State Equation took 440 ms to find 0 implicit places.
[2023-03-11 08:26:51] [INFO ] Invariant cache hit.
[2023-03-11 08:26:51] [INFO ] Dead Transitions using invariants and state equation in 106 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 570 ms. Remains : 31/31 places, 42/42 transitions.
Support contains 23 out of 31 places after structural reductions.
[2023-03-11 08:26:51] [INFO ] Flatten gal took : 46 ms
[2023-03-11 08:26:51] [INFO ] Flatten gal took : 14 ms
[2023-03-11 08:26:51] [INFO ] Input system was already deterministic with 42 transitions.
Support contains 22 out of 31 places (down from 23) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 825 ms. (steps per millisecond=12 ) properties (out of 26) seen :16
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 53 ms. (steps per millisecond=188 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 47 ms. (steps per millisecond=212 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 62 ms. (steps per millisecond=161 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 10) seen :0
Running SMT prover for 10 properties.
[2023-03-11 08:26:53] [INFO ] Invariant cache hit.
[2023-03-11 08:26:53] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-11 08:26:53] [INFO ] [Real]Absence check using 13 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-11 08:26:53] [INFO ] After 123ms SMT Verify possible using all constraints in real domain returned unsat :7 sat :0 real:3
[2023-03-11 08:26:53] [INFO ] [Nat]Absence check using 13 positive place invariants in 18 ms returned sat
[2023-03-11 08:26:53] [INFO ] [Nat]Absence check using 13 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-11 08:26:53] [INFO ] After 70ms SMT Verify possible using all constraints in natural domain returned unsat :10 sat :0
Fused 10 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 1 ms.
FORMULA HexagonalGrid-PT-126-LTLCardinality-12 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 10 atomic propositions for a total of 13 simplifications.
FORMULA HexagonalGrid-PT-126-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HexagonalGrid-PT-126-LTLCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HexagonalGrid-PT-126-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HexagonalGrid-PT-126-LTLCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||X(p0))))'
Support contains 2 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 42/42 transitions.
Applied a total of 0 rules in 2 ms. Remains 31 /31 variables (removed 0) and now considering 42/42 (removed 0) transitions.
[2023-03-11 08:26:54] [INFO ] Invariant cache hit.
[2023-03-11 08:26:54] [INFO ] Implicit Places using invariants in 110 ms returned [6]
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 : 30/31 places, 42/42 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 42/42 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 122 ms. Remains : 30/31 places, 42/42 transitions.
Stuttering acceptance computed with spot in 356 ms :[(NOT p0), true, (NOT p0), (NOT p0)]
Running random walk in product with property : HexagonalGrid-PT-126-LTLCardinality-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 1}]], initial=0, aps=[p0:(LEQ s27 s13)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 398 ms.
Product exploration explored 100000 steps with 50000 reset in 245 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 2 factoid took 147 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA HexagonalGrid-PT-126-LTLCardinality-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HexagonalGrid-PT-126-LTLCardinality-01 finished in 1365 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 1 out of 31 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 31/31 places, 42/42 transitions.
Applied a total of 0 rules in 9 ms. Remains 31 /31 variables (removed 0) and now considering 42/42 (removed 0) transitions.
[2023-03-11 08:26:55] [INFO ] Invariant cache hit.
[2023-03-11 08:26:55] [INFO ] Implicit Places using invariants in 114 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 115 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 30/31 places, 42/42 transitions.
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 5 Pre rules applied. Total rules applied 0 place count 30 transition count 37
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 0 with 15 rules applied. Total rules applied 15 place count 20 transition count 37
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 5 Pre rules applied. Total rules applied 15 place count 20 transition count 32
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 10 transition count 32
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 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 33 place count 8 transition count 31
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 36 place count 6 transition count 30
Graph (trivial) has 20 edges and 6 vertex of which 5 / 6 are part of one of the 1 SCC in 19 ms
Free SCC test removed 4 places
Iterating global reduction 0 with 1 rules applied. Total rules applied 37 place count 2 transition count 30
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 27 transitions.
Iterating post reduction 0 with 27 rules applied. Total rules applied 64 place count 2 transition count 3
Applied a total of 64 rules in 37 ms. Remains 2 /30 variables (removed 28) and now considering 3/42 (removed 39) transitions.
// Phase 1: matrix 3 rows 2 cols
[2023-03-11 08:26:55] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-11 08:26:55] [INFO ] Implicit Places using invariants in 26 ms returned []
[2023-03-11 08:26:55] [INFO ] Invariant cache hit.
[2023-03-11 08:26:55] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 2/31 places, 3/42 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 216 ms. Remains : 2/31 places, 3/42 transitions.
Stuttering acceptance computed with spot in 191 ms :[(NOT p0)]
Running random walk in product with property : HexagonalGrid-PT-126-LTLCardinality-02 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(LEQ 3 s1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA HexagonalGrid-PT-126-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HexagonalGrid-PT-126-LTLCardinality-02 finished in 425 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 4 out of 31 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 31/31 places, 42/42 transitions.
Applied a total of 0 rules in 3 ms. Remains 31 /31 variables (removed 0) and now considering 42/42 (removed 0) transitions.
// Phase 1: matrix 42 rows 31 cols
[2023-03-11 08:26:55] [INFO ] Computed 14 place invariants in 2 ms
[2023-03-11 08:26:55] [INFO ] Implicit Places using invariants in 111 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 113 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 30/31 places, 42/42 transitions.
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 5 Pre rules applied. Total rules applied 0 place count 30 transition count 37
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 0 with 15 rules applied. Total rules applied 15 place count 20 transition count 37
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 3 Pre rules applied. Total rules applied 15 place count 20 transition count 34
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 9 rules applied. Total rules applied 24 place count 14 transition count 34
Graph (trivial) has 15 edges and 14 vertex of which 3 / 14 are part of one of the 1 SCC in 0 ms
Free SCC test removed 2 places
Iterating global reduction 0 with 1 rules applied. Total rules applied 25 place count 12 transition count 34
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 0 with 17 rules applied. Total rules applied 42 place count 12 transition count 17
Drop transitions removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 1 with 6 rules applied. Total rules applied 48 place count 12 transition count 11
Applied a total of 48 rules in 5 ms. Remains 12 /30 variables (removed 18) and now considering 11/42 (removed 31) transitions.
// Phase 1: matrix 11 rows 12 cols
[2023-03-11 08:26:55] [INFO ] Computed 5 place invariants in 0 ms
[2023-03-11 08:26:55] [INFO ] Implicit Places using invariants in 27 ms returned []
[2023-03-11 08:26:55] [INFO ] Invariant cache hit.
[2023-03-11 08:26:55] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 71 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 12/31 places, 11/42 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 193 ms. Remains : 12/31 places, 11/42 transitions.
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Running random walk in product with property : HexagonalGrid-PT-126-LTLCardinality-03 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (GT s4 s8) (LEQ s11 s6))], 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 1 ms.
FORMULA HexagonalGrid-PT-126-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HexagonalGrid-PT-126-LTLCardinality-03 finished in 242 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 2 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 42/42 transitions.
Applied a total of 0 rules in 1 ms. Remains 31 /31 variables (removed 0) and now considering 42/42 (removed 0) transitions.
// Phase 1: matrix 42 rows 31 cols
[2023-03-11 08:26:55] [INFO ] Computed 14 place invariants in 1 ms
[2023-03-11 08:26:56] [INFO ] Implicit Places using invariants in 69 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 72 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 30/31 places, 42/42 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 42/42 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 74 ms. Remains : 30/31 places, 42/42 transitions.
Stuttering acceptance computed with spot in 125 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : HexagonalGrid-PT-126-LTLCardinality-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(GT s8 s9)], 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][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA HexagonalGrid-PT-126-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HexagonalGrid-PT-126-LTLCardinality-06 finished in 215 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 31 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 31/31 places, 42/42 transitions.
Applied a total of 0 rules in 3 ms. Remains 31 /31 variables (removed 0) and now considering 42/42 (removed 0) transitions.
[2023-03-11 08:26:56] [INFO ] Invariant cache hit.
[2023-03-11 08:26:56] [INFO ] Implicit Places using invariants in 104 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 105 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 30/31 places, 42/42 transitions.
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 6 Pre rules applied. Total rules applied 0 place count 30 transition count 36
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 0 with 18 rules applied. Total rules applied 18 place count 18 transition count 36
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 5 Pre rules applied. Total rules applied 18 place count 18 transition count 31
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 0 with 15 rules applied. Total rules applied 33 place count 8 transition count 31
Graph (trivial) has 25 edges and 8 vertex of which 5 / 8 are part of one of the 1 SCC in 0 ms
Free SCC test removed 4 places
Iterating global reduction 0 with 1 rules applied. Total rules applied 34 place count 4 transition count 31
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 27 transitions.
Iterating post reduction 0 with 27 rules applied. Total rules applied 61 place count 4 transition count 4
Applied a total of 61 rules in 10 ms. Remains 4 /30 variables (removed 26) and now considering 4/42 (removed 38) transitions.
// Phase 1: matrix 4 rows 4 cols
[2023-03-11 08:26:56] [INFO ] Computed 2 place invariants in 0 ms
[2023-03-11 08:26:56] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-03-11 08:26:56] [INFO ] Invariant cache hit.
[2023-03-11 08:26:56] [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.
Starting structural reductions in SI_LTL mode, iteration 2 : 4/31 places, 4/42 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 168 ms. Remains : 4/31 places, 4/42 transitions.
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
Running random walk in product with property : HexagonalGrid-PT-126-LTLCardinality-07 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(LEQ 1 s3)], 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 5 steps with 0 reset in 0 ms.
FORMULA HexagonalGrid-PT-126-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HexagonalGrid-PT-126-LTLCardinality-07 finished in 225 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)||(p1&&((p0&&F(p2)) U p3)))))'
Support contains 6 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 42/42 transitions.
Applied a total of 0 rules in 1 ms. Remains 31 /31 variables (removed 0) and now considering 42/42 (removed 0) transitions.
// Phase 1: matrix 42 rows 31 cols
[2023-03-11 08:26:56] [INFO ] Computed 14 place invariants in 1 ms
[2023-03-11 08:26:56] [INFO ] Implicit Places using invariants in 70 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 75 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 30/31 places, 42/42 transitions.
Applied a total of 0 rules in 0 ms. Remains 30 /30 variables (removed 0) and now considering 42/42 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 77 ms. Remains : 30/31 places, 42/42 transitions.
Stuttering acceptance computed with spot in 396 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p3))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p3))), true, (NOT p0), (AND (NOT p2) (NOT p0)), (AND (NOT p0) (NOT p3)), (NOT p2)]
Running random walk in product with property : HexagonalGrid-PT-126-LTLCardinality-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p3))), acceptance={} source=1 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 3}, { cond=(AND p0 p1 (NOT p3) (NOT p2)), acceptance={} source=1 dest: 4}, { cond=(AND p0 p1 (NOT p3)), acceptance={} source=1 dest: 5}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(NOT p0), acceptance={} source=3 dest: 2}, { cond=p0, acceptance={} source=3 dest: 3}], [{ cond=(AND p0 (NOT p2)), acceptance={} source=4 dest: 4}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=4 dest: 6}], [{ cond=(AND (NOT p0) (NOT p3)), acceptance={} source=5 dest: 2}, { cond=(AND p0 (NOT p3) (NOT p2)), acceptance={} source=5 dest: 4}, { cond=(AND p0 (NOT p3)), acceptance={} source=5 dest: 5}], [{ cond=(NOT p2), acceptance={0} source=6 dest: 6}]], initial=0, aps=[p0:(LEQ s9 s16), p1:(LEQ 1 s18), p3:(LEQ 1 s24), p2:(GT s21 s22)], 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][false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 17 steps with 1 reset in 1 ms.
FORMULA HexagonalGrid-PT-126-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HexagonalGrid-PT-126-LTLCardinality-09 finished in 504 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 31 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 31/31 places, 42/42 transitions.
Applied a total of 0 rules in 4 ms. Remains 31 /31 variables (removed 0) and now considering 42/42 (removed 0) transitions.
[2023-03-11 08:26:56] [INFO ] Invariant cache hit.
[2023-03-11 08:26:57] [INFO ] Implicit Places using invariants in 88 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 91 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 30/31 places, 42/42 transitions.
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 5 Pre rules applied. Total rules applied 0 place count 30 transition count 37
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 0 with 15 rules applied. Total rules applied 15 place count 20 transition count 37
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 5 Pre rules applied. Total rules applied 15 place count 20 transition count 32
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 10 transition count 32
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 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 33 place count 8 transition count 31
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 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 36 place count 6 transition count 30
Graph (trivial) has 20 edges and 6 vertex of which 5 / 6 are part of one of the 1 SCC in 0 ms
Free SCC test removed 4 places
Iterating global reduction 0 with 1 rules applied. Total rules applied 37 place count 2 transition count 30
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 27 transitions.
Iterating post reduction 0 with 27 rules applied. Total rules applied 64 place count 2 transition count 3
Applied a total of 64 rules in 11 ms. Remains 2 /30 variables (removed 28) and now considering 3/42 (removed 39) transitions.
// Phase 1: matrix 3 rows 2 cols
[2023-03-11 08:26:57] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-11 08:26:57] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-03-11 08:26:57] [INFO ] Invariant cache hit.
[2023-03-11 08:26:57] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 2/31 places, 3/42 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 151 ms. Remains : 2/31 places, 3/42 transitions.
Stuttering acceptance computed with spot in 101 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : HexagonalGrid-PT-126-LTLCardinality-13 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:(GT 2 s0)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA HexagonalGrid-PT-126-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HexagonalGrid-PT-126-LTLCardinality-13 finished in 273 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G((p0 U X(!p0))))))'
Support contains 1 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 42/42 transitions.
Applied a total of 0 rules in 1 ms. Remains 31 /31 variables (removed 0) and now considering 42/42 (removed 0) transitions.
// Phase 1: matrix 42 rows 31 cols
[2023-03-11 08:26:57] [INFO ] Computed 14 place invariants in 2 ms
[2023-03-11 08:26:57] [INFO ] Implicit Places using invariants in 108 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 110 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 30/31 places, 42/42 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 42/42 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 113 ms. Remains : 30/31 places, 42/42 transitions.
Stuttering acceptance computed with spot in 229 ms :[p0, p0, true, p0, p0]
Running random walk in product with property : HexagonalGrid-PT-126-LTLCardinality-14 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 4}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=4 dest: 0}, { cond=p0, acceptance={0} source=4 dest: 4}]], initial=3, aps=[p0:(LEQ 2 s5)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 106 steps with 0 reset in 6 ms.
FORMULA HexagonalGrid-PT-126-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HexagonalGrid-PT-126-LTLCardinality-14 finished in 374 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0&&F(p1)) U X((p0&&G(p2)))))'
Support contains 5 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 42/42 transitions.
Applied a total of 0 rules in 1 ms. Remains 31 /31 variables (removed 0) and now considering 42/42 (removed 0) transitions.
[2023-03-11 08:26:57] [INFO ] Invariant cache hit.
[2023-03-11 08:26:57] [INFO ] Implicit Places using invariants in 102 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 110 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 30/31 places, 42/42 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 42/42 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 117 ms. Remains : 30/31 places, 42/42 transitions.
Stuttering acceptance computed with spot in 505 ms :[(OR (NOT p2) (NOT p0)), (OR (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2))), (OR (NOT p2) (NOT p0)), true, (NOT p2), (NOT p1), (AND (NOT p1) (NOT p2)), (NOT p2)]
Running random walk in product with property : HexagonalGrid-PT-126-LTLCardinality-15 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={} source=0 dest: 2}, { cond=p0, acceptance={} source=0 dest: 3}], [{ cond=(OR (NOT p0) (NOT p2)), acceptance={} source=1 dest: 4}, { cond=(AND p0 p2), acceptance={} source=1 dest: 5}], [{ cond=(OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2))), acceptance={} source=2 dest: 6}], [{ cond=(NOT p0), acceptance={} source=3 dest: 1}, { cond=(AND p0 (NOT p1) (NOT p2)), acceptance={} source=3 dest: 2}, { cond=(AND p0 (NOT p2)), acceptance={0} source=3 dest: 3}, { cond=(AND p0 (NOT p1) p2), acceptance={} source=3 dest: 7}, { cond=(AND p0 p2), acceptance={} source=3 dest: 8}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(NOT p2), acceptance={} source=5 dest: 4}, { cond=p2, acceptance={} source=5 dest: 5}], [{ cond=(NOT p1), acceptance={0} source=6 dest: 6}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=7 dest: 6}, { cond=(AND (NOT p1) p2), acceptance={} source=7 dest: 7}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={} source=8 dest: 1}, { cond=(AND p0 (NOT p1) (NOT p2)), acceptance={} source=8 dest: 2}, { cond=(AND p0 (NOT p2)), acceptance={0} source=8 dest: 3}, { cond=(AND (NOT p0) p2), acceptance={} source=8 dest: 5}, { cond=(AND p0 (NOT p1) p2), acceptance={} source=8 dest: 7}, { cond=(AND p0 p2), acceptance={} source=8 dest: 8}]], initial=0, aps=[p0:(LEQ 1 s13), p1:(LEQ s22 s24), p2:(LEQ s6 s16)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 61 steps with 1 reset in 1 ms.
FORMULA HexagonalGrid-PT-126-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HexagonalGrid-PT-126-LTLCardinality-15 finished in 657 ms.
All properties solved by simple procedures.
Total runtime 7836 ms.

BK_STOP 1678523219359

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="HexagonalGrid-PT-126"
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 2-5348"
echo " Executing tool itstools"
echo " Input is HexagonalGrid-PT-126, 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 r197-smll-167840344100379"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/HexagonalGrid-PT-126.tgz
mv HexagonalGrid-PT-126 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;