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.r169-tall-167838855600252.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 ltsminxred
Input is FMS-PT-01000, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r169-tall-167838855600252
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 472K
-rw-r--r-- 1 mcc users 8.0K Feb 25 20:10 CTLCardinality.txt
-rw-r--r-- 1 mcc users 89K Feb 25 20:10 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K Feb 25 20:08 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K Feb 25 20:08 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.4K Feb 25 16:05 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 16:05 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 16:05 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Feb 25 16:05 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.8K Feb 25 20:11 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 101K Feb 25 20:11 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.0K Feb 25 20:10 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 81K Feb 25 20:10 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Feb 25 16:05 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:05 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 16K 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 FMS-PT-01000-LTLFireability-00
FORMULA_NAME FMS-PT-01000-LTLFireability-01
FORMULA_NAME FMS-PT-01000-LTLFireability-02
FORMULA_NAME FMS-PT-01000-LTLFireability-03
FORMULA_NAME FMS-PT-01000-LTLFireability-04
FORMULA_NAME FMS-PT-01000-LTLFireability-05
FORMULA_NAME FMS-PT-01000-LTLFireability-06
FORMULA_NAME FMS-PT-01000-LTLFireability-07
FORMULA_NAME FMS-PT-01000-LTLFireability-08
FORMULA_NAME FMS-PT-01000-LTLFireability-09
FORMULA_NAME FMS-PT-01000-LTLFireability-10
FORMULA_NAME FMS-PT-01000-LTLFireability-11
FORMULA_NAME FMS-PT-01000-LTLFireability-12
FORMULA_NAME FMS-PT-01000-LTLFireability-13
FORMULA_NAME FMS-PT-01000-LTLFireability-14
FORMULA_NAME FMS-PT-01000-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1678502323153

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=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FMS-PT-01000
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-11 02:38:44] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-11 02:38:44] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-11 02:38:44] [INFO ] Load time of PNML (sax parser for PT used): 258 ms
[2023-03-11 02:38:44] [INFO ] Transformed 22 places.
[2023-03-11 02:38:44] [INFO ] Transformed 20 transitions.
[2023-03-11 02:38:44] [INFO ] Parsed PT model containing 22 places and 20 transitions and 50 arcs in 317 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 8 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 6 formulas.
FORMULA FMS-PT-01000-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FMS-PT-01000-LTLFireability-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FMS-PT-01000-LTLFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FMS-PT-01000-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FMS-PT-01000-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FMS-PT-01000-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 14 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Applied a total of 0 rules in 12 ms. Remains 22 /22 variables (removed 0) and now considering 20/20 (removed 0) transitions.
// Phase 1: matrix 20 rows 22 cols
[2023-03-11 02:38:45] [INFO ] Computed 6 place invariants in 5 ms
[2023-03-11 02:38:45] [INFO ] Implicit Places using invariants in 122 ms returned []
[2023-03-11 02:38:45] [INFO ] Invariant cache hit.
[2023-03-11 02:38:45] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 187 ms to find 0 implicit places.
[2023-03-11 02:38:45] [INFO ] Invariant cache hit.
[2023-03-11 02:38:45] [INFO ] Dead Transitions using invariants and state equation in 33 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 233 ms. Remains : 22/22 places, 20/20 transitions.
Support contains 14 out of 22 places after structural reductions.
[2023-03-11 02:38:45] [INFO ] Flatten gal took : 17 ms
[2023-03-11 02:38:45] [INFO ] Flatten gal took : 5 ms
[2023-03-11 02:38:45] [INFO ] Input system was already deterministic with 20 transitions.
Finished random walk after 6068 steps, including 1 resets, run visited all 11 properties in 16 ms. (steps per millisecond=379 )
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' '!((F(G(p0))||G(p1)))'
Support contains 4 out of 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Drop transitions removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 17
Reduce places removed 5 places and 0 transitions.
Graph (trivial) has 10 edges and 17 vertex of which 6 / 17 are part of one of the 2 SCC in 2 ms
Free SCC test removed 4 places
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 7 rules applied. Total rules applied 10 place count 13 transition count 16
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 16 place count 11 transition count 12
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 16 place count 11 transition count 11
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 18 place count 10 transition count 11
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 3 with 2 rules applied. Total rules applied 20 place count 9 transition count 10
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 21 place count 9 transition count 9
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 21 place count 9 transition count 8
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 23 place count 8 transition count 8
Applied a total of 23 rules in 21 ms. Remains 8 /22 variables (removed 14) and now considering 8/20 (removed 12) transitions.
// Phase 1: matrix 8 rows 8 cols
[2023-03-11 02:38:45] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-11 02:38:45] [INFO ] Implicit Places using invariants in 28 ms returned [7]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 32 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/22 places, 8/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 54 ms. Remains : 7/22 places, 8/20 transitions.
Stuttering acceptance computed with spot in 194 ms :[(AND (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : FMS-PT-01000-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(GEQ s5 1), p0:(AND (OR (LT s4 1) (LT s6 1)) (LT s2 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 2 ms.
FORMULA FMS-PT-01000-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FMS-PT-01000-LTLFireability-01 finished in 306 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 U X(G((p0 U p1)))))'
Support contains 2 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Applied a total of 0 rules in 3 ms. Remains 22 /22 variables (removed 0) and now considering 20/20 (removed 0) transitions.
// Phase 1: matrix 20 rows 22 cols
[2023-03-11 02:38:46] [INFO ] Computed 6 place invariants in 1 ms
[2023-03-11 02:38:46] [INFO ] Implicit Places using invariants in 38 ms returned []
[2023-03-11 02:38:46] [INFO ] Invariant cache hit.
[2023-03-11 02:38:46] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
[2023-03-11 02:38:46] [INFO ] Invariant cache hit.
[2023-03-11 02:38:46] [INFO ] Dead Transitions using invariants and state equation in 36 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 115 ms. Remains : 22/22 places, 20/20 transitions.
Stuttering acceptance computed with spot in 220 ms :[(NOT p1), (NOT p1), true, (NOT p1), (NOT p1)]
Running random walk in product with property : FMS-PT-01000-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=(OR p0 p1), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={} source=0 dest: 3}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 4}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={0} source=3 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=4 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={0} source=4 dest: 4}]], initial=1, aps=[p0:(LT s19 1), p1:(GEQ s20 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 19870 steps with 0 reset in 90 ms.
FORMULA FMS-PT-01000-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FMS-PT-01000-LTLFireability-02 finished in 449 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&&F((p1&&G(!p2))))))'
Support contains 4 out of 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 20/20 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 0 with 1 rules applied. Total rules applied 1 place count 22 transition count 19
Reduce places removed 2 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 4 rules applied. Total rules applied 5 place count 20 transition count 17
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 7 place count 18 transition count 17
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3 Pre rules applied. Total rules applied 7 place count 18 transition count 14
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 7 rules applied. Total rules applied 14 place count 14 transition count 14
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 5 rules applied. Total rules applied 19 place count 11 transition count 12
Applied a total of 19 rules in 11 ms. Remains 11 /22 variables (removed 11) and now considering 12/20 (removed 8) transitions.
// Phase 1: matrix 12 rows 11 cols
[2023-03-11 02:38:46] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-11 02:38:46] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-03-11 02:38:46] [INFO ] Invariant cache hit.
[2023-03-11 02:38:46] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
[2023-03-11 02:38:46] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-11 02:38:46] [INFO ] Invariant cache hit.
[2023-03-11 02:38:46] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 11/22 places, 12/20 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 99 ms. Remains : 11/22 places, 12/20 transitions.
Stuttering acceptance computed with spot in 140 ms :[(OR (NOT p1) (NOT p0) p2), (OR (NOT p1) p2), p2]
Running random walk in product with property : FMS-PT-01000-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}, { cond=(OR (AND p0 (NOT p1)) (AND p0 p2)), acceptance={} source=0 dest: 1}, { cond=(AND p0 p1 (NOT p2)), acceptance={} source=0 dest: 2}], [{ cond=(OR (NOT p1) p2), acceptance={0} source=1 dest: 1}, { cond=(AND p1 (NOT p2)), acceptance={} source=1 dest: 2}], [{ cond=p2, acceptance={0} source=2 dest: 1}, { cond=(NOT p2), acceptance={} source=2 dest: 2}]], initial=0, aps=[p0:(OR (GEQ s2 1) (GEQ s3 1)), p1:(GEQ s8 1), p2:(LT s10 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA FMS-PT-01000-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FMS-PT-01000-LTLFireability-03 finished in 264 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(!p0)||G(p1)||F(p2)))'
Support contains 4 out of 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Drop transitions removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 17
Reduce places removed 5 places and 0 transitions.
Drop transitions removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 1 with 8 rules applied. Total rules applied 11 place count 17 transition count 14
Reduce places removed 3 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 4 rules applied. Total rules applied 15 place count 14 transition count 13
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 16 place count 13 transition count 13
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 2 Pre rules applied. Total rules applied 16 place count 13 transition count 11
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 20 place count 11 transition count 11
Applied a total of 20 rules in 7 ms. Remains 11 /22 variables (removed 11) and now considering 11/20 (removed 9) transitions.
// Phase 1: matrix 11 rows 11 cols
[2023-03-11 02:38:46] [INFO ] Computed 4 place invariants in 2 ms
[2023-03-11 02:38:46] [INFO ] Implicit Places using invariants in 30 ms returned []
[2023-03-11 02:38:46] [INFO ] Invariant cache hit.
[2023-03-11 02:38:46] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 72 ms to find 0 implicit places.
[2023-03-11 02:38:46] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-11 02:38:46] [INFO ] Invariant cache hit.
[2023-03-11 02:38:46] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 11/22 places, 11/20 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 119 ms. Remains : 11/22 places, 11/20 transitions.
Stuttering acceptance computed with spot in 170 ms :[(NOT p2), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) p0), (AND (NOT p2) p0)]
Running random walk in product with property : FMS-PT-01000-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=(NOT p2), acceptance={0} source=0 dest: 0}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=1 dest: 0}, { cond=(AND p1 (NOT p2)), acceptance={} source=1 dest: 1}], [{ cond=(AND p0 (NOT p1) (NOT p2)), acceptance={} source=2 dest: 0}, { cond=(AND p0 p1 (NOT p2)), acceptance={} source=2 dest: 1}, { cond=(AND (NOT p0) p1 (NOT p2)), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={} source=2 dest: 3}], [{ cond=(AND p0 (NOT p2)), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=3 dest: 3}]], initial=2, aps=[p2:(GEQ s5 1), p1:(AND (GEQ s10 1) (GEQ s0 1)), p0:(LT s9 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][true, true, true, true]]
Product exploration explored 100000 steps with 16725 reset in 150 ms.
Stack based approach found an accepted trace after 52 steps with 9 reset with depth 17 and stack size 17 in 1 ms.
FORMULA FMS-PT-01000-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property FMS-PT-01000-LTLFireability-06 finished in 455 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(F((F(X(X(X(!(p0 U p1)))))&&!p0)))))'
Support contains 3 out of 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 20/20 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 0 with 4 rules applied. Total rules applied 4 place count 22 transition count 16
Reduce places removed 5 places and 0 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 1 with 7 rules applied. Total rules applied 11 place count 17 transition count 14
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 13 place count 15 transition count 14
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 13 place count 15 transition count 12
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 17 place count 13 transition count 12
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 23 place count 10 transition count 9
Applied a total of 23 rules in 4 ms. Remains 10 /22 variables (removed 12) and now considering 9/20 (removed 11) transitions.
// Phase 1: matrix 9 rows 10 cols
[2023-03-11 02:38:47] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-11 02:38:47] [INFO ] Implicit Places using invariants in 26 ms returned []
[2023-03-11 02:38:47] [INFO ] Invariant cache hit.
[2023-03-11 02:38:47] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
[2023-03-11 02:38:47] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-11 02:38:47] [INFO ] Invariant cache hit.
[2023-03-11 02:38:47] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 10/22 places, 9/20 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 100 ms. Remains : 10/22 places, 9/20 transitions.
Stuttering acceptance computed with spot in 139 ms :[(OR p1 p0), p1, p0]
Running random walk in product with property : FMS-PT-01000-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=p1, acceptance={} source=0 dest: 1}, { cond=p0, acceptance={} source=0 dest: 2}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 1}, { cond=p1, acceptance={0} source=1 dest: 1}], [{ cond=p0, acceptance={0} source=2 dest: 2}]], initial=0, aps=[p1:(GEQ s2 1), p0:(AND (GEQ s5 1) (GEQ s7 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 10458 reset in 179 ms.
Stack based approach found an accepted trace after 58 steps with 6 reset with depth 14 and stack size 14 in 0 ms.
FORMULA FMS-PT-01000-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property FMS-PT-01000-LTLFireability-08 finished in 439 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)))'
Support contains 1 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Applied a total of 0 rules in 2 ms. Remains 22 /22 variables (removed 0) and now considering 20/20 (removed 0) transitions.
// Phase 1: matrix 20 rows 22 cols
[2023-03-11 02:38:47] [INFO ] Computed 6 place invariants in 0 ms
[2023-03-11 02:38:47] [INFO ] Implicit Places using invariants in 28 ms returned []
[2023-03-11 02:38:47] [INFO ] Invariant cache hit.
[2023-03-11 02:38:47] [INFO ] Implicit Places using invariants and state equation in 51 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
[2023-03-11 02:38:47] [INFO ] Invariant cache hit.
[2023-03-11 02:38:47] [INFO ] Dead Transitions using invariants and state equation in 38 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 123 ms. Remains : 22/22 places, 20/20 transitions.
Stuttering acceptance computed with spot in 80 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : FMS-PT-01000-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(GEQ s12 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA FMS-PT-01000-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FMS-PT-01000-LTLFireability-09 finished in 222 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(F(!p0)))'
Support contains 1 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Applied a total of 0 rules in 0 ms. Remains 22 /22 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2023-03-11 02:38:47] [INFO ] Invariant cache hit.
[2023-03-11 02:38:47] [INFO ] Implicit Places using invariants in 30 ms returned []
[2023-03-11 02:38:47] [INFO ] Invariant cache hit.
[2023-03-11 02:38:48] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 73 ms to find 0 implicit places.
[2023-03-11 02:38:48] [INFO ] Invariant cache hit.
[2023-03-11 02:38:48] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 105 ms. Remains : 22/22 places, 20/20 transitions.
Stuttering acceptance computed with spot in 64 ms :[p0, p0]
Running random walk in product with property : FMS-PT-01000-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(LT s19 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][false, false]]
Product exploration explored 100000 steps with 5892 reset in 83 ms.
Stack based approach found an accepted trace after 25 steps with 1 reset with depth 4 and stack size 4 in 8 ms.
FORMULA FMS-PT-01000-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property FMS-PT-01000-LTLFireability-12 finished in 277 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 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Drop transitions removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 22 transition count 15
Reduce places removed 7 places and 0 transitions.
Graph (trivial) has 11 edges and 15 vertex of which 9 / 15 are part of one of the 3 SCC in 0 ms
Free SCC test removed 6 places
Iterating post reduction 1 with 8 rules applied. Total rules applied 13 place count 9 transition count 15
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 20 place count 8 transition count 9
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 20 place count 8 transition count 7
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 5 rules applied. Total rules applied 25 place count 5 transition count 7
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 3 with 2 rules applied. Total rules applied 27 place count 5 transition count 5
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 27 place count 5 transition count 3
Deduced a syphon composed of 2 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 5 rules applied. Total rules applied 32 place count 2 transition count 3
Applied a total of 32 rules in 4 ms. Remains 2 /22 variables (removed 20) and now considering 3/20 (removed 17) transitions.
// Phase 1: matrix 3 rows 2 cols
[2023-03-11 02:38:48] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-11 02:38:48] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-03-11 02:38:48] [INFO ] Invariant cache hit.
[2023-03-11 02:38:48] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
[2023-03-11 02:38:48] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-11 02:38:48] [INFO ] Invariant cache hit.
[2023-03-11 02:38:48] [INFO ] Dead Transitions using invariants and state equation in 16 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 2/22 places, 3/20 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 77 ms. Remains : 2/22 places, 3/20 transitions.
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
Running random walk in product with property : FMS-PT-01000-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(GEQ 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 FMS-PT-01000-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FMS-PT-01000-LTLFireability-13 finished in 126 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 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 22 transition count 14
Reduce places removed 9 places and 0 transitions.
Graph (trivial) has 10 edges and 13 vertex of which 6 / 13 are part of one of the 2 SCC in 0 ms
Free SCC test removed 4 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 1 with 12 rules applied. Total rules applied 18 place count 9 transition count 12
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 24 place count 7 transition count 8
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 24 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 3 with 2 rules applied. Total rules applied 26 place count 6 transition count 7
Applied a total of 26 rules in 2 ms. Remains 6 /22 variables (removed 16) and now considering 7/20 (removed 13) transitions.
[2023-03-11 02:38:48] [INFO ] Flow matrix only has 6 transitions (discarded 1 similar events)
// Phase 1: matrix 6 rows 6 cols
[2023-03-11 02:38:48] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-11 02:38:48] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-03-11 02:38:48] [INFO ] Flow matrix only has 6 transitions (discarded 1 similar events)
[2023-03-11 02:38:48] [INFO ] Invariant cache hit.
[2023-03-11 02:38:48] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2023-03-11 02:38:48] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-11 02:38:48] [INFO ] Flow matrix only has 6 transitions (discarded 1 similar events)
[2023-03-11 02:38:48] [INFO ] Invariant cache hit.
[2023-03-11 02:38:48] [INFO ] Dead Transitions using invariants and state equation in 19 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 6/22 places, 7/20 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 77 ms. Remains : 6/22 places, 7/20 transitions.
Stuttering acceptance computed with spot in 66 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FMS-PT-01000-LTLFireability-14 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:(LT s2 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 15 steps with 0 reset in 1 ms.
FORMULA FMS-PT-01000-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FMS-PT-01000-LTLFireability-14 finished in 159 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((F(!p0)&&F(!p1)))))'
Support contains 2 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 20/20 (removed 0) transitions.
// Phase 1: matrix 20 rows 22 cols
[2023-03-11 02:38:48] [INFO ] Computed 6 place invariants in 2 ms
[2023-03-11 02:38:48] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-03-11 02:38:48] [INFO ] Invariant cache hit.
[2023-03-11 02:38:48] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
[2023-03-11 02:38:48] [INFO ] Invariant cache hit.
[2023-03-11 02:38:48] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 94 ms. Remains : 22/22 places, 20/20 transitions.
Stuttering acceptance computed with spot in 194 ms :[p1, p0, (OR p0 p1), (OR p1 p0), (OR p0 p1)]
Running random walk in product with property : FMS-PT-01000-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={0} source=0 dest: 0}], [{ cond=p0, acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=true, acceptance={} source=3 dest: 4}], [{ cond=(AND (NOT p0) p1), acceptance={0} source=4 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={0} source=4 dest: 1}, { cond=(AND p0 p1), acceptance={0} source=4 dest: 4}]], initial=2, aps=[p1:(GEQ s11 1), p0:(LT s19 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][false, false, false, false, false]]
Product exploration explored 100000 steps with 5938 reset in 136 ms.
Stack based approach found an accepted trace after 100 steps with 8 reset with depth 9 and stack size 9 in 0 ms.
FORMULA FMS-PT-01000-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property FMS-PT-01000-LTLFireability-15 finished in 442 ms.
All properties solved by simple procedures.
Total runtime 4269 ms.
ITS solved all properties within timeout

BK_STOP 1678502329787

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

+ 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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML

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="FMS-PT-01000"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="ltsminxred"
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 ltsminxred"
echo " Input is FMS-PT-01000, 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 r169-tall-167838855600252"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FMS-PT-01000.tgz
mv FMS-PT-01000 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 ;