fond
Model Checking Contest 2023
13th edition, Paris, France, April 26, 2023 (at TOOLympics II)
Execution of r121-tall-167814499500322
Last Updated
May 14, 2023

About the Execution of Smart+red for DLCflexbar-PT-2b

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
438.995 20298.00 37831.00 266.00 T normal

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.r121-tall-167814499500322.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 smartxred
Input is DLCflexbar-PT-2b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r121-tall-167814499500322
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.9M
-rw-r--r-- 1 mcc users 7.3K Feb 25 15:02 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K Feb 25 15:02 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Feb 25 15:02 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K Feb 25 15:02 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.4K Feb 25 15:51 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Feb 25 15:51 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 15:51 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 15:51 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 25 15:03 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 129K Feb 25 15:03 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.7K Feb 25 15:02 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 62K Feb 25 15:02 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 15:51 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 15:51 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 1.5M 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

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1678395645965

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=smartxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DLCflexbar-PT-2b
Applying reductions before tool smart
Invoking reducer
Running Version 202303021504
[2023-03-09 21:00:47] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-09 21:00:47] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-09 21:00:47] [INFO ] Load time of PNML (sax parser for PT used): 198 ms
[2023-03-09 21:00:47] [INFO ] Transformed 4456 places.
[2023-03-09 21:00:47] [INFO ] Transformed 6272 transitions.
[2023-03-09 21:00:47] [INFO ] Found NUPN structural information;
[2023-03-09 21:00:47] [INFO ] Parsed PT model containing 4456 places and 6272 transitions and 16411 arcs in 425 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 4456/4456 places, 6272/6272 transitions.
Graph (trivial) has 4241 edges and 4456 vertex of which 544 / 4456 are part of one of the 36 SCC in 19 ms
Free SCC test removed 508 places
Ensure Unique test removed 536 transitions
Reduce isomorphic transitions removed 536 transitions.
Drop transitions removed 2081 transitions
Trivial Post-agglo rules discarded 2081 transitions
Performed 2081 trivial Post agglomeration. Transition count delta: 2081
Iterating post reduction 0 with 2081 rules applied. Total rules applied 2082 place count 3948 transition count 3655
Reduce places removed 2081 places and 0 transitions.
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 72 transitions.
Drop transitions removed 68 transitions
Trivial Post-agglo rules discarded 68 transitions
Performed 68 trivial Post agglomeration. Transition count delta: 68
Iterating post reduction 1 with 2221 rules applied. Total rules applied 4303 place count 1867 transition count 3515
Reduce places removed 68 places and 0 transitions.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Drop transitions removed 20 transitions
Trivial Post-agglo rules discarded 20 transitions
Performed 20 trivial Post agglomeration. Transition count delta: 20
Iterating post reduction 2 with 108 rules applied. Total rules applied 4411 place count 1799 transition count 3475
Reduce places removed 20 places and 0 transitions.
Iterating post reduction 3 with 20 rules applied. Total rules applied 4431 place count 1779 transition count 3475
Performed 20 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 20 Pre rules applied. Total rules applied 4431 place count 1779 transition count 3455
Deduced a syphon composed of 20 places in 67 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 4 with 40 rules applied. Total rules applied 4471 place count 1759 transition count 3455
Performed 958 Post agglomeration using F-continuation condition.Transition count delta: 958
Deduced a syphon composed of 958 places in 1 ms
Reduce places removed 958 places and 0 transitions.
Iterating global reduction 4 with 1916 rules applied. Total rules applied 6387 place count 801 transition count 2497
Renaming transitions due to excessive name length > 1024 char.
Performed 63 Post agglomeration using F-continuation condition with reduction of 80 identical transitions.
Deduced a syphon composed of 63 places in 1 ms
Reduce places removed 63 places and 0 transitions.
Iterating global reduction 4 with 126 rules applied. Total rules applied 6513 place count 738 transition count 2725
Applied a total of 6513 rules in 446 ms. Remains 738 /4456 variables (removed 3718) and now considering 2725/6272 (removed 3547) transitions.
[2023-03-09 21:00:48] [INFO ] Flow matrix only has 2597 transitions (discarded 128 similar events)
// Phase 1: matrix 2597 rows 738 cols
[2023-03-09 21:00:48] [INFO ] Computed 196 place invariants in 24 ms
[2023-03-09 21:00:49] [INFO ] Implicit Places using invariants in 651 ms returned []
[2023-03-09 21:00:49] [INFO ] Flow matrix only has 2597 transitions (discarded 128 similar events)
[2023-03-09 21:00:49] [INFO ] Invariant cache hit.
[2023-03-09 21:00:49] [INFO ] State equation strengthened by 267 read => feed constraints.
[2023-03-09 21:00:50] [INFO ] Implicit Places using invariants and state equation in 1674 ms returned []
Implicit Place search using SMT with State Equation took 2418 ms to find 0 implicit places.
[2023-03-09 21:00:50] [INFO ] Flow matrix only has 2597 transitions (discarded 128 similar events)
[2023-03-09 21:00:50] [INFO ] Invariant cache hit.
[2023-03-09 21:00:51] [INFO ] Dead Transitions using invariants and state equation in 901 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 738/4456 places, 2725/6272 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 3768 ms. Remains : 738/4456 places, 2725/6272 transitions.
Discarding 707 transitions out of 2725. Remains 2018
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1020 ms. (steps per millisecond=9 ) properties (out of 2017) seen :1995
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 22) seen :0
Running SMT prover for 22 properties.
[2023-03-09 21:00:52] [INFO ] Flow matrix only has 2597 transitions (discarded 128 similar events)
[2023-03-09 21:00:52] [INFO ] Invariant cache hit.
[2023-03-09 21:00:53] [INFO ] [Real]Absence check using 196 positive place invariants in 37 ms returned sat
[2023-03-09 21:00:55] [INFO ] After 2515ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:22
[2023-03-09 21:00:55] [INFO ] [Nat]Absence check using 196 positive place invariants in 28 ms returned sat
[2023-03-09 21:00:57] [INFO ] After 1704ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :22
[2023-03-09 21:00:57] [INFO ] State equation strengthened by 267 read => feed constraints.
[2023-03-09 21:00:59] [INFO ] After 1285ms SMT Verify possible using 267 Read/Feed constraints in natural domain returned unsat :0 sat :22
[2023-03-09 21:01:01] [INFO ] After 3537ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :22
Attempting to minimize the solution found.
Minimization took 1307 ms.
[2023-03-09 21:01:02] [INFO ] After 7170ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :22
Fused 22 Parikh solutions to 17 different solutions.
Parikh walk visited 0 properties in 24 ms.
Support contains 38 out of 738 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 738/738 places, 2725/2725 transitions.
Drop transitions removed 45 transitions
Reduce isomorphic transitions removed 45 transitions.
Iterating post reduction 0 with 45 rules applied. Total rules applied 45 place count 738 transition count 2680
Discarding 74 places :
Symmetric choice reduction at 1 with 74 rule applications. Total rules 119 place count 664 transition count 1792
Iterating global reduction 1 with 74 rules applied. Total rules applied 193 place count 664 transition count 1792
Ensure Unique test removed 101 transitions
Reduce isomorphic transitions removed 101 transitions.
Iterating post reduction 1 with 101 rules applied. Total rules applied 294 place count 664 transition count 1691
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -11
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 296 place count 663 transition count 1702
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 298 place count 663 transition count 1700
Drop transitions removed 31 transitions
Redundant transition composition rules discarded 31 transitions
Iterating global reduction 3 with 31 rules applied. Total rules applied 329 place count 663 transition count 1669
Discarding 8 places :
Symmetric choice reduction at 3 with 8 rule applications. Total rules 337 place count 655 transition count 1661
Iterating global reduction 3 with 8 rules applied. Total rules applied 345 place count 655 transition count 1661
Discarding 8 places :
Symmetric choice reduction at 3 with 8 rule applications. Total rules 353 place count 647 transition count 1477
Iterating global reduction 3 with 8 rules applied. Total rules applied 361 place count 647 transition count 1477
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 369 place count 647 transition count 1469
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 4 with 8 rules applied. Total rules applied 377 place count 643 transition count 1465
Discarding 4 places :
Symmetric choice reduction at 4 with 4 rule applications. Total rules 381 place count 639 transition count 1373
Iterating global reduction 4 with 4 rules applied. Total rules applied 385 place count 639 transition count 1373
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 4 with 4 rules applied. Total rules applied 389 place count 639 transition count 1369
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -30
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 5 with 8 rules applied. Total rules applied 397 place count 635 transition count 1399
Drop transitions removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 5 with 4 rules applied. Total rules applied 401 place count 635 transition count 1395
Drop transitions removed 25 transitions
Redundant transition composition rules discarded 25 transitions
Iterating global reduction 6 with 25 rules applied. Total rules applied 426 place count 635 transition count 1370
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -31
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 6 with 8 rules applied. Total rules applied 434 place count 631 transition count 1401
Drop transitions removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 6 with 7 rules applied. Total rules applied 441 place count 631 transition count 1394
Drop transitions removed 21 transitions
Redundant transition composition rules discarded 21 transitions
Iterating global reduction 7 with 21 rules applied. Total rules applied 462 place count 631 transition count 1373
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -30
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 7 with 8 rules applied. Total rules applied 470 place count 627 transition count 1403
Drop transitions removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 7 with 7 rules applied. Total rules applied 477 place count 627 transition count 1396
Drop transitions removed 21 transitions
Redundant transition composition rules discarded 21 transitions
Iterating global reduction 8 with 21 rules applied. Total rules applied 498 place count 627 transition count 1375
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -28
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 8 with 8 rules applied. Total rules applied 506 place count 623 transition count 1403
Drop transitions removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 8 with 7 rules applied. Total rules applied 513 place count 623 transition count 1396
Drop transitions removed 21 transitions
Redundant transition composition rules discarded 21 transitions
Iterating global reduction 9 with 21 rules applied. Total rules applied 534 place count 623 transition count 1375
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -28
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 9 with 8 rules applied. Total rules applied 542 place count 619 transition count 1403
Drop transitions removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 9 with 5 rules applied. Total rules applied 547 place count 619 transition count 1398
Drop transitions removed 22 transitions
Redundant transition composition rules discarded 22 transitions
Iterating global reduction 10 with 22 rules applied. Total rules applied 569 place count 619 transition count 1376
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -29
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 10 with 8 rules applied. Total rules applied 577 place count 615 transition count 1405
Drop transitions removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 10 with 8 rules applied. Total rules applied 585 place count 615 transition count 1397
Drop transitions removed 20 transitions
Redundant transition composition rules discarded 20 transitions
Iterating global reduction 11 with 20 rules applied. Total rules applied 605 place count 615 transition count 1377
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -33
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 11 with 8 rules applied. Total rules applied 613 place count 611 transition count 1410
Drop transitions removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 11 with 7 rules applied. Total rules applied 620 place count 611 transition count 1403
Drop transitions removed 23 transitions
Redundant transition composition rules discarded 23 transitions
Iterating global reduction 12 with 23 rules applied. Total rules applied 643 place count 611 transition count 1380
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -27
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 12 with 8 rules applied. Total rules applied 651 place count 607 transition count 1407
Drop transitions removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 12 with 6 rules applied. Total rules applied 657 place count 607 transition count 1401
Drop transitions removed 21 transitions
Redundant transition composition rules discarded 21 transitions
Iterating global reduction 13 with 21 rules applied. Total rules applied 678 place count 607 transition count 1380
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -27
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 13 with 8 rules applied. Total rules applied 686 place count 603 transition count 1407
Drop transitions removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 13 with 6 rules applied. Total rules applied 692 place count 603 transition count 1401
Drop transitions removed 21 transitions
Redundant transition composition rules discarded 21 transitions
Iterating global reduction 14 with 21 rules applied. Total rules applied 713 place count 603 transition count 1380
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -30
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 14 with 8 rules applied. Total rules applied 721 place count 599 transition count 1410
Drop transitions removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 14 with 4 rules applied. Total rules applied 725 place count 599 transition count 1406
Drop transitions removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 15 with 24 rules applied. Total rules applied 749 place count 599 transition count 1382
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -28
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 15 with 8 rules applied. Total rules applied 757 place count 595 transition count 1410
Drop transitions removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 15 with 6 rules applied. Total rules applied 763 place count 595 transition count 1404
Drop transitions removed 22 transitions
Redundant transition composition rules discarded 22 transitions
Iterating global reduction 16 with 22 rules applied. Total rules applied 785 place count 595 transition count 1382
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -28
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 16 with 8 rules applied. Total rules applied 793 place count 591 transition count 1410
Drop transitions removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 16 with 6 rules applied. Total rules applied 799 place count 591 transition count 1404
Drop transitions removed 22 transitions
Redundant transition composition rules discarded 22 transitions
Iterating global reduction 17 with 22 rules applied. Total rules applied 821 place count 591 transition count 1382
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -30
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 17 with 8 rules applied. Total rules applied 829 place count 587 transition count 1412
Drop transitions removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 17 with 7 rules applied. Total rules applied 836 place count 587 transition count 1405
Drop transitions removed 21 transitions
Redundant transition composition rules discarded 21 transitions
Iterating global reduction 18 with 21 rules applied. Total rules applied 857 place count 587 transition count 1384
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -27
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 18 with 8 rules applied. Total rules applied 865 place count 583 transition count 1411
Drop transitions removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 18 with 6 rules applied. Total rules applied 871 place count 583 transition count 1405
Drop transitions removed 21 transitions
Redundant transition composition rules discarded 21 transitions
Iterating global reduction 19 with 21 rules applied. Total rules applied 892 place count 583 transition count 1384
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -30
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 19 with 8 rules applied. Total rules applied 900 place count 579 transition count 1414
Drop transitions removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 19 with 5 rules applied. Total rules applied 905 place count 579 transition count 1409
Drop transitions removed 23 transitions
Redundant transition composition rules discarded 23 transitions
Iterating global reduction 20 with 23 rules applied. Total rules applied 928 place count 579 transition count 1386
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -31
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 20 with 8 rules applied. Total rules applied 936 place count 575 transition count 1417
Drop transitions removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 20 with 7 rules applied. Total rules applied 943 place count 575 transition count 1410
Drop transitions removed 22 transitions
Redundant transition composition rules discarded 22 transitions
Iterating global reduction 21 with 22 rules applied. Total rules applied 965 place count 575 transition count 1388
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -27
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 21 with 8 rules applied. Total rules applied 973 place count 571 transition count 1415
Drop transitions removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 21 with 6 rules applied. Total rules applied 979 place count 571 transition count 1409
Drop transitions removed 21 transitions
Redundant transition composition rules discarded 21 transitions
Iterating global reduction 22 with 21 rules applied. Total rules applied 1000 place count 571 transition count 1388
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -30
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 22 with 8 rules applied. Total rules applied 1008 place count 567 transition count 1418
Drop transitions removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 22 with 8 rules applied. Total rules applied 1016 place count 567 transition count 1410
Drop transitions removed 20 transitions
Redundant transition composition rules discarded 20 transitions
Iterating global reduction 23 with 20 rules applied. Total rules applied 1036 place count 567 transition count 1390
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -31
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 23 with 8 rules applied. Total rules applied 1044 place count 563 transition count 1421
Drop transitions removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 23 with 7 rules applied. Total rules applied 1051 place count 563 transition count 1414
Drop transitions removed 21 transitions
Redundant transition composition rules discarded 21 transitions
Iterating global reduction 24 with 21 rules applied. Total rules applied 1072 place count 563 transition count 1393
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -28
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 24 with 8 rules applied. Total rules applied 1080 place count 559 transition count 1421
Drop transitions removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 24 with 6 rules applied. Total rules applied 1086 place count 559 transition count 1415
Drop transitions removed 22 transitions
Redundant transition composition rules discarded 22 transitions
Iterating global reduction 25 with 22 rules applied. Total rules applied 1108 place count 559 transition count 1393
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -27
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 25 with 8 rules applied. Total rules applied 1116 place count 555 transition count 1420
Drop transitions removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 25 with 6 rules applied. Total rules applied 1122 place count 555 transition count 1414
Drop transitions removed 21 transitions
Redundant transition composition rules discarded 21 transitions
Iterating global reduction 26 with 21 rules applied. Total rules applied 1143 place count 555 transition count 1393
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -30
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 26 with 8 rules applied. Total rules applied 1151 place count 551 transition count 1423
Drop transitions removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 26 with 7 rules applied. Total rules applied 1158 place count 551 transition count 1416
Drop transitions removed 21 transitions
Redundant transition composition rules discarded 21 transitions
Iterating global reduction 27 with 21 rules applied. Total rules applied 1179 place count 551 transition count 1395
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -30
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 27 with 8 rules applied. Total rules applied 1187 place count 547 transition count 1425
Drop transitions removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 27 with 7 rules applied. Total rules applied 1194 place count 547 transition count 1418
Drop transitions removed 21 transitions
Redundant transition composition rules discarded 21 transitions
Iterating global reduction 28 with 21 rules applied. Total rules applied 1215 place count 547 transition count 1397
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -31
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 28 with 8 rules applied. Total rules applied 1223 place count 543 transition count 1428
Drop transitions removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 28 with 5 rules applied. Total rules applied 1228 place count 543 transition count 1423
Drop transitions removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 29 with 24 rules applied. Total rules applied 1252 place count 543 transition count 1399
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -31
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 29 with 8 rules applied. Total rules applied 1260 place count 539 transition count 1430
Drop transitions removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 29 with 7 rules applied. Total rules applied 1267 place count 539 transition count 1423
Drop transitions removed 22 transitions
Redundant transition composition rules discarded 22 transitions
Iterating global reduction 30 with 22 rules applied. Total rules applied 1289 place count 539 transition count 1401
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -27
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 30 with 8 rules applied. Total rules applied 1297 place count 535 transition count 1428
Drop transitions removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 30 with 6 rules applied. Total rules applied 1303 place count 535 transition count 1422
Drop transitions removed 21 transitions
Redundant transition composition rules discarded 21 transitions
Iterating global reduction 31 with 21 rules applied. Total rules applied 1324 place count 535 transition count 1401
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -29
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 31 with 8 rules applied. Total rules applied 1332 place count 531 transition count 1430
Drop transitions removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 31 with 6 rules applied. Total rules applied 1338 place count 531 transition count 1424
Drop transitions removed 22 transitions
Redundant transition composition rules discarded 22 transitions
Iterating global reduction 32 with 22 rules applied. Total rules applied 1360 place count 531 transition count 1402
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -31
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 32 with 8 rules applied. Total rules applied 1368 place count 527 transition count 1433
Drop transitions removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 32 with 7 rules applied. Total rules applied 1375 place count 527 transition count 1426
Drop transitions removed 21 transitions
Redundant transition composition rules discarded 21 transitions
Iterating global reduction 33 with 21 rules applied. Total rules applied 1396 place count 527 transition count 1405
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -28
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 33 with 8 rules applied. Total rules applied 1404 place count 523 transition count 1433
Drop transitions removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 33 with 6 rules applied. Total rules applied 1410 place count 523 transition count 1427
Drop transitions removed 22 transitions
Redundant transition composition rules discarded 22 transitions
Iterating global reduction 34 with 22 rules applied. Total rules applied 1432 place count 523 transition count 1405
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -28
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 34 with 8 rules applied. Total rules applied 1440 place count 519 transition count 1433
Drop transitions removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 34 with 6 rules applied. Total rules applied 1446 place count 519 transition count 1427
Drop transitions removed 22 transitions
Redundant transition composition rules discarded 22 transitions
Iterating global reduction 35 with 22 rules applied. Total rules applied 1468 place count 519 transition count 1405
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -30
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 35 with 8 rules applied. Total rules applied 1476 place count 515 transition count 1435
Drop transitions removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 35 with 7 rules applied. Total rules applied 1483 place count 515 transition count 1428
Drop transitions removed 21 transitions
Redundant transition composition rules discarded 21 transitions
Iterating global reduction 36 with 21 rules applied. Total rules applied 1504 place count 515 transition count 1407
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -28
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 36 with 8 rules applied. Total rules applied 1512 place count 511 transition count 1435
Drop transitions removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 36 with 5 rules applied. Total rules applied 1517 place count 511 transition count 1430
Drop transitions removed 22 transitions
Redundant transition composition rules discarded 22 transitions
Iterating global reduction 37 with 22 rules applied. Total rules applied 1539 place count 511 transition count 1408
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -31
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 37 with 8 rules applied. Total rules applied 1547 place count 507 transition count 1439
Drop transitions removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 37 with 7 rules applied. Total rules applied 1554 place count 507 transition count 1432
Drop transitions removed 22 transitions
Redundant transition composition rules discarded 22 transitions
Iterating global reduction 38 with 22 rules applied. Total rules applied 1576 place count 507 transition count 1410
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -23
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 38 with 8 rules applied. Total rules applied 1584 place count 503 transition count 1433
Drop transitions removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 38 with 5 rules applied. Total rules applied 1589 place count 503 transition count 1428
Drop transitions removed 20 transitions
Redundant transition composition rules discarded 20 transitions
Iterating global reduction 39 with 20 rules applied. Total rules applied 1609 place count 503 transition count 1408
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -19
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 39 with 8 rules applied. Total rules applied 1617 place count 499 transition count 1427
Drop transitions removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 39 with 4 rules applied. Total rules applied 1621 place count 499 transition count 1423
Drop transitions removed 19 transitions
Redundant transition composition rules discarded 19 transitions
Iterating global reduction 40 with 19 rules applied. Total rules applied 1640 place count 499 transition count 1404
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -19
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 40 with 8 rules applied. Total rules applied 1648 place count 495 transition count 1423
Drop transitions removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 40 with 4 rules applied. Total rules applied 1652 place count 495 transition count 1419
Drop transitions removed 19 transitions
Redundant transition composition rules discarded 19 transitions
Iterating global reduction 41 with 19 rules applied. Total rules applied 1671 place count 495 transition count 1400
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -5
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 41 with 4 rules applied. Total rules applied 1675 place count 493 transition count 1405
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 41 with 2 rules applied. Total rules applied 1677 place count 493 transition count 1403
Drop transitions removed 5 transitions
Redundant transition composition rules discarded 5 transitions
Iterating global reduction 42 with 5 rules applied. Total rules applied 1682 place count 493 transition count 1398
Free-agglomeration rule applied 88 times with reduction of 14 identical transitions.
Iterating global reduction 42 with 88 rules applied. Total rules applied 1770 place count 493 transition count 1296
Reduce places removed 88 places and 0 transitions.
Drop transitions removed 388 transitions
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 402 transitions.
Graph (complete) has 1280 edges and 405 vertex of which 237 are kept as prefixes of interest. Removing 168 places using SCC suffix rule.1 ms
Discarding 168 places :
Also discarding 224 output transitions
Drop transitions removed 224 transitions
Iterating post reduction 42 with 491 rules applied. Total rules applied 2261 place count 237 transition count 670
Drop transitions removed 88 transitions
Reduce isomorphic transitions removed 88 transitions.
Iterating post reduction 43 with 88 rules applied. Total rules applied 2349 place count 237 transition count 582
Drop transitions removed 52 transitions
Redundant transition composition rules discarded 52 transitions
Iterating global reduction 44 with 52 rules applied. Total rules applied 2401 place count 237 transition count 530
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 44 with 1 rules applied. Total rules applied 2402 place count 236 transition count 529
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 44 with 4 rules applied. Total rules applied 2406 place count 232 transition count 529
Performed 40 Post agglomeration using F-continuation condition.Transition count delta: 40
Deduced a syphon composed of 40 places in 0 ms
Reduce places removed 80 places and 0 transitions.
Iterating global reduction 45 with 120 rules applied. Total rules applied 2526 place count 152 transition count 489
Drop transitions removed 40 transitions
Ensure Unique test removed 125 transitions
Reduce isomorphic transitions removed 165 transitions.
Iterating post reduction 45 with 165 rules applied. Total rules applied 2691 place count 152 transition count 324
Performed 34 Post agglomeration using F-continuation condition.Transition count delta: 34
Deduced a syphon composed of 34 places in 0 ms
Reduce places removed 68 places and 0 transitions.
Iterating global reduction 46 with 102 rules applied. Total rules applied 2793 place count 84 transition count 290
Drop transitions removed 83 transitions
Ensure Unique test removed 34 transitions
Reduce isomorphic transitions removed 117 transitions.
Graph (trivial) has 21 edges and 84 vertex of which 20 / 84 are part of one of the 10 SCC in 0 ms
Free SCC test removed 10 places
Iterating post reduction 46 with 118 rules applied. Total rules applied 2911 place count 74 transition count 173
Drop transitions removed 20 transitions
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 46 transitions.
Iterating post reduction 47 with 46 rules applied. Total rules applied 2957 place count 74 transition count 127
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 48 with 2 rules applied. Total rules applied 2959 place count 73 transition count 126
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 48 with 2 rules applied. Total rules applied 2961 place count 73 transition count 124
Drop transitions removed 12 transitions
Redundant transition composition rules discarded 12 transitions
Iterating global reduction 49 with 12 rules applied. Total rules applied 2973 place count 73 transition count 112
Applied a total of 2973 rules in 2682 ms. Remains 73 /738 variables (removed 665) and now considering 112/2725 (removed 2613) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2682 ms. Remains : 73/738 places, 112/2725 transitions.
Finished random walk after 424 steps, including 0 resets, run visited all 22 properties in 11 ms. (steps per millisecond=38 )
Able to resolve query QuasiLiveness after proving 2018 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 17990 ms.
ITS solved all properties within timeout

BK_STOP 1678395666263

--------------------
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//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -timeout 180 -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="DLCflexbar-PT-2b"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="smartxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 smartxred"
echo " Input is DLCflexbar-PT-2b, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r121-tall-167814499500322"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

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