fond
Model Checking Contest 2024
14th edition, Geneva, Switzerland, June 25, 2024
Execution of r571-tall-171734910100065
Last Updated
July 7, 2024

About the Execution of 2023-gold for CO4-PT-13

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
283.768 7759.00 13672.00 537.50 TTTTFFTFTTTTFFFF normal

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.r571-tall-171734910100065.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)
...........................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5568
Executing tool gold2023
Input is CO4-PT-13, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r571-tall-171734910100065
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 620K
-rw-r--r-- 1 mcc users 6.9K Jun 2 17:16 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K Jun 2 17:16 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K Jun 2 17:16 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K Jun 2 17:16 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.1K Jun 2 17:12 LTLCardinality.txt
-rw-r--r-- 1 mcc users 21K Jun 2 17:12 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Jun 2 17:12 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Jun 2 17:12 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 2 16:33 NewModel
-rw-r--r-- 1 mcc users 10K Jun 2 17:16 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 102K Jun 2 17:16 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.7K Jun 2 17:16 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 77K Jun 2 17:16 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Jun 2 17:12 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K Jun 2 17:12 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jun 2 16:33 equiv_col
-rw-r--r-- 1 mcc users 3 Jun 2 16:33 instance
-rw-r--r-- 1 mcc users 6 Jun 2 16:33 iscolored
-rw-r--r-- 1 mcc users 191K Jun 2 16:33 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 CO4-PT-13-ReachabilityFireability-2024-00
FORMULA_NAME CO4-PT-13-ReachabilityFireability-2024-01
FORMULA_NAME CO4-PT-13-ReachabilityFireability-2024-02
FORMULA_NAME CO4-PT-13-ReachabilityFireability-2024-03
FORMULA_NAME CO4-PT-13-ReachabilityFireability-2024-04
FORMULA_NAME CO4-PT-13-ReachabilityFireability-2024-05
FORMULA_NAME CO4-PT-13-ReachabilityFireability-2024-06
FORMULA_NAME CO4-PT-13-ReachabilityFireability-2024-07
FORMULA_NAME CO4-PT-13-ReachabilityFireability-2024-08
FORMULA_NAME CO4-PT-13-ReachabilityFireability-2024-09
FORMULA_NAME CO4-PT-13-ReachabilityFireability-2024-10
FORMULA_NAME CO4-PT-13-ReachabilityFireability-2024-11
FORMULA_NAME CO4-PT-13-ReachabilityFireability-2024-12
FORMULA_NAME CO4-PT-13-ReachabilityFireability-2024-13
FORMULA_NAME CO4-PT-13-ReachabilityFireability-2024-14
FORMULA_NAME CO4-PT-13-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1717368722574

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=gold2023
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CO4-PT-13
Applying reductions before tool lola
Invoking reducer
Running Version 202304061127
[2024-06-02 22:52:04] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2024-06-02 22:52:04] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-02 22:52:04] [INFO ] Load time of PNML (sax parser for PT used): 77 ms
[2024-06-02 22:52:04] [INFO ] Transformed 649 places.
[2024-06-02 22:52:04] [INFO ] Transformed 816 transitions.
[2024-06-02 22:52:04] [INFO ] Found NUPN structural information;
[2024-06-02 22:52:04] [INFO ] Parsed PT model containing 649 places and 816 transitions and 2232 arcs in 143 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 172 places in 9 ms
Reduce places removed 172 places and 227 transitions.
FORMULA CO4-PT-13-ReachabilityFireability-2024-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CO4-PT-13-ReachabilityFireability-2024-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CO4-PT-13-ReachabilityFireability-2024-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CO4-PT-13-ReachabilityFireability-2024-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 96 resets, run finished after 405 ms. (steps per millisecond=24 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 74 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 12) seen :2
FORMULA CO4-PT-13-ReachabilityFireability-2024-08 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CO4-PT-13-ReachabilityFireability-2024-05 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 275 ms. (steps per millisecond=36 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10000 steps, including 75 resets, run finished after 55 ms. (steps per millisecond=181 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10000 steps, including 64 resets, run finished after 132 ms. (steps per millisecond=75 ) properties (out of 10) seen :1
FORMULA CO4-PT-13-ReachabilityFireability-2024-04 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 74 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10000 steps, including 19 resets, run finished after 182 ms. (steps per millisecond=54 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10000 steps, including 79 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10000 steps, including 64 resets, run finished after 59 ms. (steps per millisecond=169 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10000 steps, including 27 resets, run finished after 111 ms. (steps per millisecond=90 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10000 steps, including 15 resets, run finished after 123 ms. (steps per millisecond=81 ) properties (out of 9) seen :0
Running SMT prover for 9 properties.
// Phase 1: matrix 589 rows 477 cols
[2024-06-02 22:52:06] [INFO ] Computed 9 invariants in 22 ms
[2024-06-02 22:52:06] [INFO ] [Real]Absence check using 8 positive place invariants in 7 ms returned sat
[2024-06-02 22:52:06] [INFO ] [Real]Absence check using 8 positive and 1 generalized place invariants in 2 ms returned sat
[2024-06-02 22:52:06] [INFO ] After 392ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:9
[2024-06-02 22:52:06] [INFO ] [Nat]Absence check using 8 positive place invariants in 6 ms returned sat
[2024-06-02 22:52:06] [INFO ] [Nat]Absence check using 8 positive and 1 generalized place invariants in 2 ms returned sat
[2024-06-02 22:52:07] [INFO ] After 354ms SMT Verify possible using state equation in natural domain returned unsat :2 sat :7
[2024-06-02 22:52:07] [INFO ] After 703ms SMT Verify possible using trap constraints in natural domain returned unsat :2 sat :7
Attempting to minimize the solution found.
Minimization took 198 ms.
[2024-06-02 22:52:07] [INFO ] After 1163ms SMT Verify possible using all constraints in natural domain returned unsat :2 sat :7
FORMULA CO4-PT-13-ReachabilityFireability-2024-07 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA CO4-PT-13-ReachabilityFireability-2024-06 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 9 Parikh solutions to 7 different solutions.
TestFail conflict detected : techniques TOPOLOGICAL PARIKH_WALK answered differently (true)on formula CO4-PT-13-ReachabilityFireability-2024-07
FORMULA CO4-PT-13-ReachabilityFireability-2024-00 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA CO4-PT-13-ReachabilityFireability-2024-02 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA CO4-PT-13-ReachabilityFireability-2024-10 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA CO4-PT-13-ReachabilityFireability-2024-11 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Parikh walk visited 4 properties in 50 ms.
Support contains 3 out of 477 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 477/477 places, 589/589 transitions.
Graph (trivial) has 476 edges and 477 vertex of which 3 / 477 are part of one of the 1 SCC in 4 ms
Free SCC test removed 2 places
Drop transitions removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Graph (complete) has 874 edges and 475 vertex of which 434 are kept as prefixes of interest. Removing 41 places using SCC suffix rule.1 ms
Discarding 41 places :
Also discarding 20 output transitions
Drop transitions removed 20 transitions
Drop transitions removed 25 transitions
Reduce isomorphic transitions removed 25 transitions.
Drop transitions removed 269 transitions
Trivial Post-agglo rules discarded 269 transitions
Performed 269 trivial Post agglomeration. Transition count delta: 269
Iterating post reduction 0 with 294 rules applied. Total rules applied 296 place count 434 transition count 272
Reduce places removed 269 places and 0 transitions.
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 1 with 287 rules applied. Total rules applied 583 place count 165 transition count 254
Reduce places removed 8 places and 0 transitions.
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 2 with 20 rules applied. Total rules applied 603 place count 157 transition count 242
Reduce places removed 4 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 3 with 6 rules applied. Total rules applied 609 place count 153 transition count 240
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 4 with 3 rules applied. Total rules applied 612 place count 152 transition count 238
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 5 with 5 rules applied. Total rules applied 617 place count 151 transition count 234
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 4 rules applied. Total rules applied 621 place count 148 transition count 233
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 1 Pre rules applied. Total rules applied 621 place count 148 transition count 232
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 7 with 2 rules applied. Total rules applied 623 place count 147 transition count 232
Discarding 26 places :
Symmetric choice reduction at 7 with 26 rule applications. Total rules 649 place count 121 transition count 206
Iterating global reduction 7 with 26 rules applied. Total rules applied 675 place count 121 transition count 206
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 6 Pre rules applied. Total rules applied 675 place count 121 transition count 200
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 7 with 12 rules applied. Total rules applied 687 place count 115 transition count 200
Discarding 17 places :
Symmetric choice reduction at 7 with 17 rule applications. Total rules 704 place count 98 transition count 158
Iterating global reduction 7 with 17 rules applied. Total rules applied 721 place count 98 transition count 158
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 7 with 2 rules applied. Total rules applied 723 place count 98 transition count 156
Discarding 2 places :
Symmetric choice reduction at 8 with 2 rule applications. Total rules 725 place count 96 transition count 154
Iterating global reduction 8 with 2 rules applied. Total rules applied 727 place count 96 transition count 154
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 8 with 2 rules applied. Total rules applied 729 place count 96 transition count 152
Performed 34 Post agglomeration using F-continuation condition with reduction of 4 identical transitions.
Deduced a syphon composed of 34 places in 0 ms
Reduce places removed 34 places and 0 transitions.
Iterating global reduction 9 with 68 rules applied. Total rules applied 797 place count 62 transition count 114
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 798 place count 62 transition count 113
Performed 15 Post agglomeration using F-continuation condition.Transition count delta: -17
Deduced a syphon composed of 15 places in 0 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 10 with 30 rules applied. Total rules applied 828 place count 47 transition count 130
Drop transitions removed 15 transitions
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 23 transitions.
Iterating post reduction 10 with 23 rules applied. Total rules applied 851 place count 47 transition count 107
Discarding 9 places :
Symmetric choice reduction at 11 with 9 rule applications. Total rules 860 place count 38 transition count 80
Iterating global reduction 11 with 9 rules applied. Total rules applied 869 place count 38 transition count 80
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 11 with 7 rules applied. Total rules applied 876 place count 38 transition count 73
Discarding 2 places :
Symmetric choice reduction at 12 with 2 rule applications. Total rules 878 place count 36 transition count 63
Iterating global reduction 12 with 2 rules applied. Total rules applied 880 place count 36 transition count 63
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 12 with 2 rules applied. Total rules applied 882 place count 36 transition count 61
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -13
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 13 with 2 rules applied. Total rules applied 884 place count 35 transition count 74
Drop transitions removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 13 with 5 rules applied. Total rules applied 889 place count 35 transition count 69
Drop transitions removed 13 transitions
Redundant transition composition rules discarded 13 transitions
Iterating global reduction 14 with 13 rules applied. Total rules applied 902 place count 35 transition count 56
Free-agglomeration rule applied 7 times.
Iterating global reduction 14 with 7 rules applied. Total rules applied 909 place count 35 transition count 49
Reduce places removed 7 places and 0 transitions.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 14 with 8 rules applied. Total rules applied 917 place count 28 transition count 48
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 15 with 1 rules applied. Total rules applied 918 place count 27 transition count 47
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 15 with 2 rules applied. Total rules applied 920 place count 25 transition count 47
Drop transitions removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 16 with 3 rules applied. Total rules applied 923 place count 25 transition count 44
Discarding 1 places :
Symmetric choice reduction at 16 with 1 rule applications. Total rules 924 place count 24 transition count 42
Iterating global reduction 16 with 1 rules applied. Total rules applied 925 place count 24 transition count 42
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 16 with 1 rules applied. Total rules applied 926 place count 24 transition count 41
Free-agglomeration rule applied 3 times.
Iterating global reduction 17 with 3 rules applied. Total rules applied 929 place count 24 transition count 38
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 17 with 4 rules applied. Total rules applied 933 place count 21 transition count 37
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 18 with 2 rules applied. Total rules applied 935 place count 21 transition count 35
Free-agglomeration rule applied 1 times.
Iterating global reduction 18 with 1 rules applied. Total rules applied 936 place count 21 transition count 34
Reduce places removed 1 places and 0 transitions.
Drop transitions removed 1 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 18 with 3 rules applied. Total rules applied 939 place count 20 transition count 32
Applied a total of 939 rules in 80 ms. Remains 20 /477 variables (removed 457) and now considering 32/589 (removed 557) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 80 ms. Remains : 20/477 places, 32/589 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 47 ms. (steps per millisecond=212 ) properties (out of 3) seen :2
FORMULA CO4-PT-13-ReachabilityFireability-2024-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CO4-PT-13-ReachabilityFireability-2024-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Finished Best-First random walk after 55 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=55 )
FORMULA CO4-PT-13-ReachabilityFireability-2024-15 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Parikh walk visited 0 properties in 0 ms.
All properties solved without resorting to model-checking.
Total runtime 3652 ms.
starting LoLA
BK_INPUT CO4-PT-13
BK_EXAMINATION: ReachabilityFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution
ReachabilityFireability

FORMULA CO4-PT-13-ReachabilityFireability-2024-13 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CO4-PT-13-ReachabilityFireability-2024-01 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CO4-PT-13-ReachabilityFireability-2024-07 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CO4-PT-13-ReachabilityFireability-2024-09 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CO4-PT-13-ReachabilityFireability-2024-12 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CO4-PT-13-ReachabilityFireability-2024-04 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CO4-PT-13-ReachabilityFireability-2024-05 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CO4-PT-13-ReachabilityFireability-2024-08 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CO4-PT-13-ReachabilityFireability-2024-10 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CO4-PT-13-ReachabilityFireability-2024-11 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CO4-PT-13-ReachabilityFireability-2024-02 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CO4-PT-13-ReachabilityFireability-2024-15 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CO4-PT-13-ReachabilityFireability-2024-00 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CO4-PT-13-ReachabilityFireability-2024-14 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CO4-PT-13-ReachabilityFireability-2024-03 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CO4-PT-13-ReachabilityFireability-2024-06 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1717368730333

--------------------
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_1.0.0.202304061127.jar
+ VERSION=202304061127
+ echo 'Running Version 202304061127'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityFireability -timeout 360 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/ReachabilityFireability.xml
lola: rewrite Frontend/Parser/formula_rewrite.k:98
lola: rewrite Frontend/Parser/formula_rewrite.k:159
lola: rewrite Frontend/Parser/formula_rewrite.k:150
lola: rewrite Frontend/Parser/formula_rewrite.k:96
lola: rewrite Frontend/Parser/formula_rewrite.k:156
lola: rewrite Frontend/Parser/formula_rewrite.k:147
lola: rewrite Frontend/Parser/formula_rewrite.k:98
lola: rewrite Frontend/Parser/formula_rewrite.k:159
lola: rewrite Frontend/Parser/formula_rewrite.k:150
lola: rewrite Frontend/Parser/formula_rewrite.k:96
lola: rewrite Frontend/Parser/formula_rewrite.k:156
lola: rewrite Frontend/Parser/formula_rewrite.k:147
lola: rewrite Frontend/Parser/formula_rewrite.k:96
lola: rewrite Frontend/Parser/formula_rewrite.k:156
lola: rewrite Frontend/Parser/formula_rewrite.k:147
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Rule S: 227 transitions removed,172 places removed
lola: LAUNCH INITIAL
lola: LAUNCH task # 40 (type CNST) for 39 CO4-PT-13-ReachabilityFireability-2024-13
lola: time limit : 0 sec
lola: memory limit: 0 pages
lola: FINISHED task # 40 (type CNST) for CO4-PT-13-ReachabilityFireability-2024-13
lola: result : false
lola: LAUNCH INITIAL
lola: LAUNCH task # 22 (type CNST) for 21 CO4-PT-13-ReachabilityFireability-2024-07
lola: time limit : 0 sec
lola: memory limit: 0 pages
lola: LAUNCH INITIAL
lola: LAUNCH task # 28 (type CNST) for 27 CO4-PT-13-ReachabilityFireability-2024-09
lola: time limit : 0 sec
lola: memory limit: 0 pages
lola: LAUNCH INITIAL
lola: LAUNCH task # 4 (type CNST) for 3 CO4-PT-13-ReachabilityFireability-2024-01
lola: time limit : 0 sec
lola: memory limit: 0 pages
lola: FINISHED task # 22 (type CNST) for CO4-PT-13-ReachabilityFireability-2024-07
lola: result : false
lola: FINISHED task # 28 (type CNST) for CO4-PT-13-ReachabilityFireability-2024-09
lola: result : true
lola: FINISHED task # 4 (type CNST) for CO4-PT-13-ReachabilityFireability-2024-01
lola: result : true
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: LAUNCH INITIAL
lola: LAUNCH task # 37 (type CNST) for 36 CO4-PT-13-ReachabilityFireability-2024-12
lola: time limit : 0 sec
lola: memory limit: 0 pages
lola: LAUNCH task # 55 (type EXCL) for 12 CO4-PT-13-ReachabilityFireability-2024-04
lola: time limit : 299 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 51 (type FNDP) for 12 CO4-PT-13-ReachabilityFireability-2024-04
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 52 (type EQUN) for 12 CO4-PT-13-ReachabilityFireability-2024-04
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: FINISHED task # 37 (type CNST) for CO4-PT-13-ReachabilityFireability-2024-12
lola: result : false
lola: LAUNCH task # 48 (type FNDP) for 30 CO4-PT-13-ReachabilityFireability-2024-10
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: FINISHED task # 51 (type FNDP) for CO4-PT-13-ReachabilityFireability-2024-04
lola: result : true
lola: fired transitions : 11
lola: tried executions : 1
lola: time used : 0.000000
lola: memory pages used : 0
lola: CANCELED task # 52 (type EQUN) for CO4-PT-13-ReachabilityFireability-2024-04 (obsolete)
lola: CANCELED task # 55 (type EXCL) for CO4-PT-13-ReachabilityFireability-2024-04 (obsolete)
lola: LAUNCH task # 92 (type EXCL) for 6 CO4-PT-13-ReachabilityFireability-2024-02
lola: time limit : 359 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 76 (type FNDP) for 15 CO4-PT-13-ReachabilityFireability-2024-05
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 83 (type EQUN) for 15 CO4-PT-13-ReachabilityFireability-2024-05
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: FINISHED task # 76 (type FNDP) for CO4-PT-13-ReachabilityFireability-2024-05
lola: result : true
lola: fired transitions : 9
lola: tried executions : 1
lola: time used : 0.000000
lola: memory pages used : 0
lola: CANCELED task # 83 (type EQUN) for CO4-PT-13-ReachabilityFireability-2024-05 (obsolete)
lola: LAUNCH task # 58 (type FNDP) for 24 CO4-PT-13-ReachabilityFireability-2024-08
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 59 (type EQUN) for 24 CO4-PT-13-ReachabilityFireability-2024-08
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: FINISHED task # 58 (type FNDP) for CO4-PT-13-ReachabilityFireability-2024-08
lola: result : true
lola: fired transitions : 5
lola: tried executions : 1
lola: time used : 0.000000
lola: memory pages used : 0
lola: CANCELED task # 59 (type EQUN) for CO4-PT-13-ReachabilityFireability-2024-08 (obsolete)
lola: LAUNCH task # 89 (type FNDP) for 18 CO4-PT-13-ReachabilityFireability-2024-06
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 98 (type EQUN) for 18 CO4-PT-13-ReachabilityFireability-2024-06
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: FINISHED task # 48 (type FNDP) for CO4-PT-13-ReachabilityFireability-2024-10
lola: result : true
lola: fired transitions : 7
lola: tried executions : 1
lola: time used : 0.000000
lola: memory pages used : 0
lola: LAUNCH task # 90 (type FNDP) for 33 CO4-PT-13-ReachabilityFireability-2024-11
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 90 (type FNDP) for CO4-PT-13-ReachabilityFireability-2024-11
lola: result : true
lola: fired transitions : 11
lola: tried executions : 1
lola: time used : 0.000000
lola: memory pages used : 0
sara: try reading problem file /home/mcc/execution/ReachabilityFireability-59.sara.
sara: try reading problem file /home/mcc/execution/ReachabilityFireability-83.sara.
sara: try reading problem file /home/mcc/execution/ReachabilityFireability-98.sara.
lola: FINISHED task # 92 (type EXCL) for CO4-PT-13-ReachabilityFireability-2024-02
lola: result : true
lola: markings : 1875
lola: fired transitions : 2610
lola: time used : 0.000000
lola: memory pages used : 1
sara: place or transition ordering is non-deterministic
sara: place or transition ordering is non-deterministic
lola: LAUNCH task # 81 (type EXCL) for 45 CO4-PT-13-ReachabilityFireability-2024-15
lola: time limit : 719 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 113 (type FNDP) for 0 CO4-PT-13-ReachabilityFireability-2024-00
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
sara: place or transition ordering is non-deterministic
lola: FINISHED task # 81 (type EXCL) for CO4-PT-13-ReachabilityFireability-2024-15
lola: result : true
lola: markings : 9
lola: fired transitions : 13
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 103 (type EXCL) for 9 CO4-PT-13-ReachabilityFireability-2024-03
lola: time limit : 899 sec
lola: memory limit: 32 pages
sara: try reading problem file /home/mcc/execution/ReachabilityFireability-52.sara.

lola: FINISHED task # 59 (type EQUN) for CO4-PT-13-ReachabilityFireability-2024-08
lola: result : true

lola: FINISHED task # 113 (type FNDP) for CO4-PT-13-ReachabilityFireability-2024-00
lola: result : true
lola: fired transitions : 9
lola: tried executions : 1
lola: time used : 0.000000
lola: memory pages used : 0
sara: place or transition ordering is non-deterministic
lola: LAUNCH task # 77 (type FNDP) for 42 CO4-PT-13-ReachabilityFireability-2024-14
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 77 (type FNDP) for CO4-PT-13-ReachabilityFireability-2024-14
lola: result : true
lola: fired transitions : 9
lola: tried executions : 1
lola: time used : 0.000000
lola: memory pages used : 0
lola: LAUNCH task # 72 (type FNDP) for 9 CO4-PT-13-ReachabilityFireability-2024-03
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 103 (type EXCL) for CO4-PT-13-ReachabilityFireability-2024-03
lola: result : true
lola: markings : 11
lola: fired transitions : 14
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 72 (type FNDP) for CO4-PT-13-ReachabilityFireability-2024-03 (obsolete)
lola: LAUNCH task # 107 (type EXCL) for 18 CO4-PT-13-ReachabilityFireability-2024-06
lola: time limit : 3599 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 106 (type SRCH) for 18 CO4-PT-13-ReachabilityFireability-2024-06
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 72 (type FNDP) for CO4-PT-13-ReachabilityFireability-2024-03
lola: result : true
lola: fired transitions : 5
lola: tried executions : 1
lola: time used : 0.000000
lola: memory pages used : 0
lola: FINISHED task # 98 (type EQUN) for CO4-PT-13-ReachabilityFireability-2024-06
lola: result : false
lola: CANCELED task # 89 (type FNDP) for CO4-PT-13-ReachabilityFireability-2024-06 (obsolete)
lola: CANCELED task # 106 (type SRCH) for CO4-PT-13-ReachabilityFireability-2024-06 (obsolete)
lola: CANCELED task # 107 (type EXCL) for CO4-PT-13-ReachabilityFireability-2024-06 (obsolete)
lola: Portfolio finished: no open formulas

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
CO4-PT-13-ReachabilityFireability-2024-00: EF true findpath
CO4-PT-13-ReachabilityFireability-2024-01: INITIAL true preprocessing
CO4-PT-13-ReachabilityFireability-2024-02: EF true tandem / relaxed
CO4-PT-13-ReachabilityFireability-2024-03: EF true tandem / relaxed
CO4-PT-13-ReachabilityFireability-2024-04: AG false findpath
CO4-PT-13-ReachabilityFireability-2024-05: AG false findpath
CO4-PT-13-ReachabilityFireability-2024-06: AG true state equation
CO4-PT-13-ReachabilityFireability-2024-07: INITIAL false preprocessing
CO4-PT-13-ReachabilityFireability-2024-08: EF true findpath
CO4-PT-13-ReachabilityFireability-2024-09: INITIAL true preprocessing
CO4-PT-13-ReachabilityFireability-2024-10: EF true findpath
CO4-PT-13-ReachabilityFireability-2024-11: EF true findpath
CO4-PT-13-ReachabilityFireability-2024-12: INITIAL false preprocessing
CO4-PT-13-ReachabilityFireability-2024-13: INITIAL false preprocessing
CO4-PT-13-ReachabilityFireability-2024-14: AG false findpath
CO4-PT-13-ReachabilityFireability-2024-15: AG false tandem / relaxed


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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="CO4-PT-13"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="gold2023"
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 gold2023"
echo " Input is CO4-PT-13, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r571-tall-171734910100065"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CO4-PT-13.tgz
mv CO4-PT-13 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;