Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r158-smll-171636266800406.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=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 2-5568
Executing tool itstools
Input is FamilyReunion-COL-L00050M0005C002P002G001, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r158-smll-171636266800406
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 668K
-rw-r--r-- 1 mcc users 6.8K Apr 11 20:46 CTLCardinality.txt
-rw-r--r-- 1 mcc users 68K Apr 11 20:46 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.2K Apr 11 20:34 CTLFireability.txt
-rw-r--r-- 1 mcc users 59K Apr 11 20:34 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 7.0K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:44 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Apr 22 14:44 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.1K Apr 22 14:44 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 22 14:44 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Apr 11 21:43 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 144K Apr 11 21:43 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 16K Apr 11 21:24 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 110K Apr 11 21:24 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Apr 22 14:44 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Apr 22 14:44 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:42 equiv_pt
-rw-r--r-- 1 mcc users 24 May 18 16:42 instance
-rw-r--r-- 1 mcc users 5 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 137K May 18 16:42 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 FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-00
FORMULA_NAME FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-01
FORMULA_NAME FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-02
FORMULA_NAME FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-03
FORMULA_NAME FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-04
FORMULA_NAME FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-05
FORMULA_NAME FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-06
FORMULA_NAME FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-07
FORMULA_NAME FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-08
FORMULA_NAME FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-09
FORMULA_NAME FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-10
FORMULA_NAME FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-11
FORMULA_NAME FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-12
FORMULA_NAME FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-13
FORMULA_NAME FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-14
FORMULA_NAME FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1716641211535

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FamilyReunion-COL-L00050M0005C002P002G001
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
ReachabilityCardinality COL
Running Version 202405141337
[2024-05-25 12:46:53] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2024-05-25 12:46:53] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-25 12:46:53] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2024-05-25 12:46:54] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-05-25 12:46:54] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1178 ms
[2024-05-25 12:46:54] [INFO ] Detected 5 constant HL places corresponding to 17 PT places.
[2024-05-25 12:46:54] [INFO ] Imported 104 HL places and 66 HL transitions for a total of 12245 PT places and 10611.0 transition bindings in 53 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 51 ms.
Working with output stream class java.io.PrintStream
[2024-05-25 12:46:54] [INFO ] Built PT skeleton of HLPN with 104 places and 66 transitions 198 arcs in 8 ms.
[2024-05-25 12:46:54] [INFO ] Skeletonized 16 HLPN properties in 2 ms.
Remains 16 properties that can be checked using skeleton over-approximation.
Reduce places removed 5 places and 0 transitions.
Computed a total of 99 stabilizing places and 66 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 99 transition count 66
RANDOM walk for 40048 steps (12 resets) in 460 ms. (86 steps per ms) remains 10/16 properties
[2024-05-25 12:46:55] [INFO ] Flatten gal took : 92 ms
[2024-05-25 12:46:55] [INFO ] Flatten gal took : 38 ms
BEST_FIRST walk for 40004 steps (8 resets) in 411 ms. (97 steps per ms) remains 10/10 properties
[2024-05-25 12:46:55] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality837957419504907921.gal : 17 ms
[2024-05-25 12:46:55] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15279152048696235450.prop : 15 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality837957419504907921.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15279152048696235450.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (8 resets) in 361 ms. (110 steps per ms) remains 10/10 properties

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality15279152048696235450.prop.
SDD proceeding with computation,10 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,10 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,10 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,10 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,10 properties remain. new max is 64
SDD size :36 after 783
SDD proceeding with computation,10 properties remain. new max is 128
SDD size :783 after 123828
BEST_FIRST walk for 40004 steps (8 resets) in 1522 ms. (26 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 947 ms. (42 steps per ms) remains 9/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 917 ms. (43 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 700 ms. (57 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 435 ms. (91 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 349 ms. (114 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40002 steps (8 resets) in 131 ms. (303 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 198 ms. (201 steps per ms) remains 9/9 properties
// Phase 1: matrix 66 rows 99 cols
[2024-05-25 12:46:57] [INFO ] Computed 33 invariants in 23 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/85 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Problem FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-04 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/85 variables, 10/11 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/85 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 8 unsolved
Problem FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-01 is UNSAT
Problem FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-03 is UNSAT
Problem FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-11 is UNSAT
Problem FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-12 is UNSAT
Problem FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-13 is UNSAT
Problem FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-14 is UNSAT
At refinement iteration 3 (OVERLAPS) 5/90 variables, 3/14 constraints. Problems are: Problem set: 7 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 9/23 constraints. Problems are: Problem set: 7 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 7 solved, 2 unsolved
Problem FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-06 is UNSAT
Problem FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-15 is UNSAT
After SMT solving in domain Real declared 99/165 variables, and 33 constraints, problems are : Problem set: 9 solved, 0 unsolved in 455 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 0/99 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
After SMT, in 641ms problems are : Problem set: 9 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
RANDOM walk for 0 steps (0 resets) in 5 ms. (0 steps per ms) remains 0/0 properties
[2024-05-25 12:46:57] [INFO ] Flatten gal took : 11 ms
[2024-05-25 12:46:57] [INFO ] Flatten gal took : 10 ms
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
[2024-05-25 12:46:57] [INFO ] Flatten gal took : 17 ms
[2024-05-25 12:46:57] [INFO ] Flatten gal took : 10 ms
[2024-05-25 12:46:57] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4903142379988085777.gal : 3 ms
[2024-05-25 12:46:57] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1565729318925125362.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4903142379988085777.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1565729318925125362.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality1565729318925125362.prop.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 3 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,5,0.015762,4032,2,108,5,331,6,0,439,118,0
Total reachable state count : 5

ITS runner timed out or was interrupted.
FORMULA FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-01 TRUE TECHNIQUES CPN_APPROX
FORMULA FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-03 TRUE TECHNIQUES CPN_APPROX
FORMULA FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-04 TRUE TECHNIQUES CPN_APPROX
FORMULA FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-06 TRUE TECHNIQUES CPN_APPROX
FORMULA FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-11 TRUE TECHNIQUES CPN_APPROX
FORMULA FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-12 TRUE TECHNIQUES CPN_APPROX
FORMULA FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-13 FALSE TECHNIQUES CPN_APPROX
FORMULA FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-14 TRUE TECHNIQUES CPN_APPROX
FORMULA FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-15 FALSE TECHNIQUES CPN_APPROX
Transition Gate2ANDJoin forces synchronizations/join behavior on parameter l of sort LegalResident
Transition ReceiveLangChoice forces synchronizations/join behavior on parameter m of sort MICSystem
Symmetric sort wr.t. initial and guards and successors and join/free detected :CINFORMI
Symmetric sort wr.t. initial detected :CINFORMI
Symmetric sort wr.t. initial and guards detected :CINFORMI
Applying symmetric unfolding of full symmetric sort :CINFORMI domain size was 3
Transition Gate1ANDJoin forces synchronizations/join behavior on parameter p of sort PublicAdminOffice
Symmetric sort wr.t. initial and guards and successors and join/free detected :Response
Symmetric sort wr.t. initial detected :Response
Transition SendClearanceToRel : guard parameter $r(Response:2) in guard (EQ $r 0)introduces in Response(2) partition with 2 elements
Symmetric sort wr.t. initial and guards and successors and join/free detected :GovernmentCommission
Symmetric sort wr.t. initial detected :GovernmentCommission
Symmetric sort wr.t. initial and guards detected :GovernmentCommission
Applying symmetric unfolding of full symmetric sort :GovernmentCommission domain size was 2
[2024-05-25 12:46:58] [INFO ] Unfolded HLPN to a Petri net with 11467 places and 9336 transitions 26832 arcs in 196 ms.
[2024-05-25 12:46:58] [INFO ] Unfolded 16 HLPN properties in 4 ms.
Deduced a syphon composed of 51 places in 66 ms
Reduce places removed 64 places and 0 transitions.
RANDOM walk for 40000 steps (12 resets) in 4515 ms. (8 steps per ms) remains 4/7 properties
FORMULA FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 498 ms. (80 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 827 ms. (48 steps per ms) remains 4/4 properties
[2024-05-25 12:47:00] [INFO ] Flatten gal took : 1458 ms
[2024-05-25 12:47:00] [INFO ] Flatten gal took : 521 ms
[2024-05-25 12:47:01] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2188744493300499290.gal : 221 ms
[2024-05-25 12:47:01] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2742540637896145956.prop : 33 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2188744493300499290.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2742540637896145956.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
BEST_FIRST walk for 40004 steps (8 resets) in 5238 ms. (7 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4759 ms. (8 steps per ms) remains 4/4 properties
// Phase 1: matrix 9336 rows 11403 cols
[2024-05-25 12:47:03] [INFO ] Computed 2767 invariants in 868 ms
Loading property file /tmp/ReachabilityCardinality2742540637896145956.prop.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5728 variables, 51/51 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5728 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 2126/7854 variables, 59/110 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7854 variables, 173/283 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7854 variables, 0/283 constraints. Problems are: Problem set: 0 solved, 4 unsolved
SMT process timed out in 8011ms, After SMT, problems are : Problem set: 0 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 5728 out of 11403 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 11403/11403 places, 9336/9336 transitions.
Graph (complete) has 16989 edges and 11403 vertex of which 11239 are kept as prefixes of interest. Removing 164 places using SCC suffix rule.36 ms
Discarding 164 places :
Also discarding 51 output transitions
Drop transitions (Output transitions of discarded places.) removed 51 transitions
Discarding 765 places :
Implicit places reduction removed 765 places
Performed 102 Post agglomeration using F-continuation condition.Transition count delta: 102
Iterating post reduction 0 with 867 rules applied. Total rules applied 868 place count 10474 transition count 9183
Reduce places removed 102 places and 0 transitions.
Iterating post reduction 1 with 102 rules applied. Total rules applied 970 place count 10372 transition count 9183
Performed 255 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 255 Pre rules applied. Total rules applied 970 place count 10372 transition count 8928
Deduced a syphon composed of 255 places in 42 ms
Reduce places removed 255 places and 0 transitions.
Iterating global reduction 2 with 510 rules applied. Total rules applied 1480 place count 10117 transition count 8928
Discarding 153 places :
Implicit places reduction removed 153 places
Iterating post reduction 2 with 153 rules applied. Total rules applied 1633 place count 9964 transition count 8928
Discarding 510 places :
Symmetric choice reduction at 3 with 510 rule applications. Total rules 2143 place count 9454 transition count 8418
Iterating global reduction 3 with 510 rules applied. Total rules applied 2653 place count 9454 transition count 8418
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 2655 place count 9452 transition count 8316
Iterating global reduction 3 with 2 rules applied. Total rules applied 2657 place count 9452 transition count 8316
Discarding 102 places :
Symmetric choice reduction at 3 with 102 rule applications. Total rules 2759 place count 9350 transition count 8214
Iterating global reduction 3 with 102 rules applied. Total rules applied 2861 place count 9350 transition count 8214
Performed 51 Post agglomeration using F-continuation condition.Transition count delta: 51
Deduced a syphon composed of 51 places in 14 ms
Reduce places removed 51 places and 0 transitions.
Iterating global reduction 3 with 102 rules applied. Total rules applied 2963 place count 9299 transition count 8163
Free-agglomeration rule (complex) applied 51 times.
Iterating global reduction 3 with 51 rules applied. Total rules applied 3014 place count 9299 transition count 8112
Ensure Unique test removed 51 places
Reduce places removed 102 places and 0 transitions.
Iterating post reduction 3 with 102 rules applied. Total rules applied 3116 place count 9197 transition count 8112
Applied a total of 3116 rules in 5299 ms. Remains 9197 /11403 variables (removed 2206) and now considering 8112/9336 (removed 1224) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5322 ms. Remains : 9197/11403 places, 8112/9336 transitions.
RANDOM walk for 40000 steps (12 resets) in 2382 ms. (16 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 214 ms. (186 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 557 ms. (71 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 3553 ms. (11 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 4874 ms. (8 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 187636 steps, run timeout after 9001 ms. (steps per millisecond=20 ) properties seen :1 out of 4
Probabilistic random walk after 187636 steps, saw 148178 distinct states, run finished after 9006 ms. (steps per millisecond=20 ) properties seen :1
FORMULA FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-05 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
// Phase 1: matrix 8112 rows 9197 cols
[2024-05-25 12:47:28] [INFO ] Computed 1741 invariants in 344 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4241 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 3454/7695 variables, 151/151 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7695 variables, 350/501 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7695 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 1502/9197 variables, 1240/1741 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/9197 variables, 0/1741 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 8112/17309 variables, 9197/10938 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/17309 variables, 0/10938 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/17309 variables, 0/10938 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 17309/17309 variables, and 10938 constraints, problems are : Problem set: 0 solved, 3 unsolved in 45108 ms.
Refiners :[Positive P Invariants (semi-flows): 151/151 constraints, Generalized P Invariants (flows): 1590/1590 constraints, State Equation: 9197/9197 constraints, PredecessorRefiner: 3/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4241 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 3454/7695 variables, 151/151 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7695 variables, 350/501 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7695 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 1502/9197 variables, 1240/1741 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/9197 variables, 0/1741 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 8112/17309 variables, 9197/10938 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/17309 variables, 2/10940 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 17309/17309 variables, and 10940 constraints, problems are : Problem set: 0 solved, 3 unsolved in 45111 ms.
Refiners :[Positive P Invariants (semi-flows): 151/151 constraints, Generalized P Invariants (flows): 1590/1590 constraints, State Equation: 9197/9197 constraints, PredecessorRefiner: 3/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 91172ms problems are : Problem set: 0 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4241 out of 9197 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 9197/9197 places, 8112/8112 transitions.
Graph (complete) has 13008 edges and 9197 vertex of which 9196 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.6 ms
Discarding 1 places :
Also discarding 0 output transitions
Discarding 357 places :
Implicit places reduction removed 357 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 51 transitions
Trivial Post-agglo rules discarded 51 transitions
Performed 51 trivial Post agglomeration. Transition count delta: 51
Iterating post reduction 0 with 408 rules applied. Total rules applied 409 place count 8839 transition count 8061
Reduce places removed 51 places and 0 transitions.
Performed 918 Post agglomeration using F-continuation condition.Transition count delta: 918
Iterating post reduction 1 with 969 rules applied. Total rules applied 1378 place count 8788 transition count 7143
Reduce places removed 918 places and 0 transitions.
Iterating post reduction 2 with 918 rules applied. Total rules applied 2296 place count 7870 transition count 7143
Performed 510 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 510 Pre rules applied. Total rules applied 2296 place count 7870 transition count 6633
Deduced a syphon composed of 510 places in 7 ms
Ensure Unique test removed 51 places
Reduce places removed 561 places and 0 transitions.
Iterating global reduction 3 with 1071 rules applied. Total rules applied 3367 place count 7309 transition count 6633
Discarding 306 places :
Symmetric choice reduction at 3 with 306 rule applications. Total rules 3673 place count 7003 transition count 6327
Iterating global reduction 3 with 306 rules applied. Total rules applied 3979 place count 7003 transition count 6327
Ensure Unique test removed 51 transitions
Reduce isomorphic transitions removed 51 transitions.
Performed 51 Post agglomeration using F-continuation condition.Transition count delta: 51
Iterating post reduction 3 with 102 rules applied. Total rules applied 4081 place count 7003 transition count 6225
Reduce places removed 51 places and 0 transitions.
Iterating post reduction 4 with 51 rules applied. Total rules applied 4132 place count 6952 transition count 6225
Free-agglomeration rule (complex) applied 51 times.
Iterating global reduction 5 with 51 rules applied. Total rules applied 4183 place count 6952 transition count 6174
Reduce places removed 51 places and 0 transitions.
Iterating post reduction 5 with 51 rules applied. Total rules applied 4234 place count 6901 transition count 6174
Applied a total of 4234 rules in 1984 ms. Remains 6901 /9197 variables (removed 2296) and now considering 6174/8112 (removed 1938) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1986 ms. Remains : 6901/9197 places, 6174/8112 transitions.
RANDOM walk for 40000 steps (16 resets) in 1944 ms. (20 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 167 ms. (238 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 530 ms. (75 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4767 ms. (8 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 151942 steps, run timeout after 6001 ms. (steps per millisecond=25 ) properties seen :0 out of 3
Probabilistic random walk after 151942 steps, saw 116555 distinct states, run finished after 6001 ms. (steps per millisecond=25 ) properties seen :0
// Phase 1: matrix 6174 rows 6901 cols
[2024-05-25 12:49:10] [INFO ] Computed 1332 invariants in 136 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4241 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1754/5995 variables, 151/151 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5995 variables, 350/501 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5995 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 906/6901 variables, 831/1332 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/6901 variables, 0/1332 constraints. Problems are: Problem set: 0 solved, 3 unsolved
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 5
At refinement iteration 6 (OVERLAPS) 6174/13075 variables, 6901/8233 constraints. Problems are: Problem set: 0 solved, 3 unsolved
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :5 after 8
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :8 after 48
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :48 after 128
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :128 after 1072
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :1072 after 1505
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1505 after 1752
At refinement iteration 7 (INCLUDED_ONLY) 0/13075 variables, 0/8233 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/13075 variables, 0/8233 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13075/13075 variables, and 8233 constraints, problems are : Problem set: 0 solved, 3 unsolved in 40788 ms.
Refiners :[Positive P Invariants (semi-flows): 151/151 constraints, Generalized P Invariants (flows): 1181/1181 constraints, State Equation: 6901/6901 constraints, PredecessorRefiner: 3/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4241 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1754/5995 variables, 151/151 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5995 variables, 350/501 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5995 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 906/6901 variables, 831/1332 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/6901 variables, 0/1332 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 6174/13075 variables, 6901/8233 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13075 variables, 2/8235 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 13075/13075 variables, and 8235 constraints, problems are : Problem set: 0 solved, 3 unsolved in 75007 ms.
Refiners :[Positive P Invariants (semi-flows): 151/151 constraints, Generalized P Invariants (flows): 1181/1181 constraints, State Equation: 6901/6901 constraints, PredecessorRefiner: 3/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 116750ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
FORMULA FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-00 FALSE TECHNIQUES PARIKH_WALK
FORMULA FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-02 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 2 properties in 5785 ms.
Support contains 3884 out of 6901 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6901/6901 places, 6174/6174 transitions.
Discarding 306 places :
Implicit places reduction removed 306 places
Iterating post reduction 0 with 306 rules applied. Total rules applied 306 place count 6595 transition count 6174
Applied a total of 306 rules in 339 ms. Remains 6595 /6901 variables (removed 306) and now considering 6174/6174 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 339 ms. Remains : 6595/6901 places, 6174/6174 transitions.
RANDOM walk for 40000 steps (16 resets) in 1035 ms. (38 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4908 ms. (8 steps per ms) remains 1/1 properties
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1752 after 120740
Interrupted probabilistic random walk after 131817 steps, run timeout after 3001 ms. (steps per millisecond=43 ) properties seen :0 out of 1
Probabilistic random walk after 131817 steps, saw 97228 distinct states, run finished after 3001 ms. (steps per millisecond=43 ) properties seen :0
// Phase 1: matrix 6174 rows 6595 cols
[2024-05-25 12:51:17] [INFO ] Computed 1026 invariants in 119 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/3884 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1804/5688 variables, 101/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5688 variables, 100/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5688 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 907/6595 variables, 825/1026 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/6595 variables, 0/1026 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 6174/12769 variables, 6595/7621 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 12769/12769 variables, and 7621 constraints, problems are : Problem set: 0 solved, 1 unsolved in 29576 ms.
Refiners :[Positive P Invariants (semi-flows): 101/101 constraints, Generalized P Invariants (flows): 925/925 constraints, State Equation: 6595/6595 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3884 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1804/5688 variables, 101/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5688 variables, 100/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5688 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 907/6595 variables, 825/1026 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/6595 variables, 0/1026 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 6174/12769 variables, 6595/7621 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/12769 variables, 0/7621 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/12769 variables, 0/7621 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 12769/12769 variables, and 7621 constraints, problems are : Problem set: 0 solved, 1 unsolved in 20193 ms.
Refiners :[Positive P Invariants (semi-flows): 101/101 constraints, Generalized P Invariants (flows): 925/925 constraints, State Equation: 6595/6595 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 50334ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 342 steps, including 0 resets, run visited all 1 properties in 9 ms. (steps per millisecond=38 )
FORMULA FamilyReunion-COL-L00050M0005C002P002G001-ReachabilityCardinality-2024-10 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 18 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 314530 ms.

BK_STOP 1716641527911

--------------------
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
+ [[ ReachabilityCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityCardinality -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_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityCardinality -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="FamilyReunion-COL-L00050M0005C002P002G001"
export BK_EXAMINATION="ReachabilityCardinality"
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 2-5568"
echo " Executing tool itstools"
echo " Input is FamilyReunion-COL-L00050M0005C002P002G001, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r158-smll-171636266800406"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FamilyReunion-COL-L00050M0005C002P002G001.tgz
mv FamilyReunion-COL-L00050M0005C002P002G001 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;