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.r373-tall-171683789700600.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool gold2023
Input is ShieldRVt-PT-005B, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r373-tall-171683789700600
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 460K
-rw-r--r-- 1 mcc users 6.3K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K May 19 07:17 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 19 16:39 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K May 19 07:33 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 19:16 LTLFireability.xml
-rw-r--r-- 1 mcc users 6.7K Apr 11 21:13 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 63K Apr 11 21:13 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.1K Apr 11 21:13 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 81K Apr 11 21:13 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 23 07:55 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 23 07:55 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 5 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 60K May 18 16:43 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 ShieldRVt-PT-005B-ReachabilityFireability-2024-00
FORMULA_NAME ShieldRVt-PT-005B-ReachabilityFireability-2024-01
FORMULA_NAME ShieldRVt-PT-005B-ReachabilityFireability-2024-02
FORMULA_NAME ShieldRVt-PT-005B-ReachabilityFireability-2024-03
FORMULA_NAME ShieldRVt-PT-005B-ReachabilityFireability-2024-04
FORMULA_NAME ShieldRVt-PT-005B-ReachabilityFireability-2024-05
FORMULA_NAME ShieldRVt-PT-005B-ReachabilityFireability-2024-06
FORMULA_NAME ShieldRVt-PT-005B-ReachabilityFireability-2024-07
FORMULA_NAME ShieldRVt-PT-005B-ReachabilityFireability-2024-08
FORMULA_NAME ShieldRVt-PT-005B-ReachabilityFireability-2024-09
FORMULA_NAME ShieldRVt-PT-005B-ReachabilityFireability-2024-10
FORMULA_NAME ShieldRVt-PT-005B-ReachabilityFireability-2024-11
FORMULA_NAME ShieldRVt-PT-005B-ReachabilityFireability-2024-12
FORMULA_NAME ShieldRVt-PT-005B-ReachabilityFireability-2024-13
FORMULA_NAME ShieldRVt-PT-005B-ReachabilityFireability-2024-14
FORMULA_NAME ShieldRVt-PT-005B-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1717013150242

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=ShieldRVt-PT-005B
Applying reductions before tool lola
Invoking reducer
Running Version 202304061127
[2024-05-29 20:05:52] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2024-05-29 20:05:52] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-29 20:05:52] [INFO ] Load time of PNML (sax parser for PT used): 57 ms
[2024-05-29 20:05:52] [INFO ] Transformed 253 places.
[2024-05-29 20:05:52] [INFO ] Transformed 253 transitions.
[2024-05-29 20:05:52] [INFO ] Found NUPN structural information;
[2024-05-29 20:05:52] [INFO ] Parsed PT model containing 253 places and 253 transitions and 596 arcs in 131 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 2 resets, run finished after 399 ms. (steps per millisecond=25 ) properties (out of 16) seen :9
FORMULA ShieldRVt-PT-005B-ReachabilityFireability-2024-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVt-PT-005B-ReachabilityFireability-2024-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVt-PT-005B-ReachabilityFireability-2024-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVt-PT-005B-ReachabilityFireability-2024-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVt-PT-005B-ReachabilityFireability-2024-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVt-PT-005B-ReachabilityFireability-2024-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVt-PT-005B-ReachabilityFireability-2024-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVt-PT-005B-ReachabilityFireability-2024-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVt-PT-005B-ReachabilityFireability-2024-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 62 ms. (steps per millisecond=161 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 7) seen :0
Running SMT prover for 7 properties.
// Phase 1: matrix 253 rows 253 cols
[2024-05-29 20:05:53] [INFO ] Computed 21 invariants in 18 ms
[2024-05-29 20:05:53] [INFO ] After 441ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2024-05-29 20:05:53] [INFO ] [Nat]Absence check using 21 positive place invariants in 7 ms returned sat
[2024-05-29 20:05:54] [INFO ] After 456ms SMT Verify possible using state equation in natural domain returned unsat :1 sat :6
[2024-05-29 20:05:54] [INFO ] Deduced a trap composed of 36 places in 67 ms of which 5 ms to minimize.
[2024-05-29 20:05:54] [INFO ] Deduced a trap composed of 26 places in 74 ms of which 1 ms to minimize.
[2024-05-29 20:05:54] [INFO ] Deduced a trap composed of 28 places in 59 ms of which 1 ms to minimize.
[2024-05-29 20:05:54] [INFO ] Deduced a trap composed of 34 places in 55 ms of which 1 ms to minimize.
[2024-05-29 20:05:54] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 334 ms
[2024-05-29 20:05:54] [INFO ] Deduced a trap composed of 26 places in 50 ms of which 1 ms to minimize.
[2024-05-29 20:05:54] [INFO ] Deduced a trap composed of 27 places in 38 ms of which 1 ms to minimize.
[2024-05-29 20:05:54] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 140 ms
[2024-05-29 20:05:55] [INFO ] Deduced a trap composed of 15 places in 53 ms of which 1 ms to minimize.
[2024-05-29 20:05:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 95 ms
[2024-05-29 20:05:55] [INFO ] Deduced a trap composed of 33 places in 54 ms of which 0 ms to minimize.
[2024-05-29 20:05:55] [INFO ] Deduced a trap composed of 27 places in 43 ms of which 1 ms to minimize.
[2024-05-29 20:05:55] [INFO ] Deduced a trap composed of 27 places in 45 ms of which 1 ms to minimize.
[2024-05-29 20:05:55] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 231 ms
[2024-05-29 20:05:55] [INFO ] Deduced a trap composed of 33 places in 47 ms of which 1 ms to minimize.
[2024-05-29 20:05:55] [INFO ] Deduced a trap composed of 26 places in 54 ms of which 0 ms to minimize.
[2024-05-29 20:05:55] [INFO ] Deduced a trap composed of 30 places in 46 ms of which 1 ms to minimize.
[2024-05-29 20:05:55] [INFO ] Deduced a trap composed of 29 places in 53 ms of which 0 ms to minimize.
[2024-05-29 20:05:55] [INFO ] Deduced a trap composed of 22 places in 37 ms of which 1 ms to minimize.
[2024-05-29 20:05:55] [INFO ] Deduced a trap composed of 20 places in 38 ms of which 0 ms to minimize.
[2024-05-29 20:05:55] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 409 ms
[2024-05-29 20:05:55] [INFO ] Deduced a trap composed of 24 places in 44 ms of which 0 ms to minimize.
[2024-05-29 20:05:56] [INFO ] Deduced a trap composed of 31 places in 43 ms of which 0 ms to minimize.
[2024-05-29 20:05:56] [INFO ] Deduced a trap composed of 25 places in 70 ms of which 3 ms to minimize.
[2024-05-29 20:05:56] [INFO ] Deduced a trap composed of 33 places in 47 ms of which 1 ms to minimize.
[2024-05-29 20:05:56] [INFO ] Deduced a trap composed of 25 places in 47 ms of which 1 ms to minimize.
[2024-05-29 20:05:56] [INFO ] Deduced a trap composed of 35 places in 46 ms of which 0 ms to minimize.
[2024-05-29 20:05:56] [INFO ] Deduced a trap composed of 30 places in 44 ms of which 1 ms to minimize.
[2024-05-29 20:05:56] [INFO ] Deduced a trap composed of 22 places in 40 ms of which 1 ms to minimize.
[2024-05-29 20:05:56] [INFO ] Deduced a trap composed of 29 places in 39 ms of which 0 ms to minimize.
[2024-05-29 20:05:56] [INFO ] Deduced a trap composed of 41 places in 49 ms of which 1 ms to minimize.
[2024-05-29 20:05:56] [INFO ] Trap strengthening (SAT) tested/added 11/10 trap constraints in 643 ms
[2024-05-29 20:05:56] [INFO ] After 2650ms SMT Verify possible using trap constraints in natural domain returned unsat :1 sat :6
Attempting to minimize the solution found.
Minimization took 295 ms.
[2024-05-29 20:05:56] [INFO ] After 3087ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :6
FORMULA ShieldRVt-PT-005B-ReachabilityFireability-2024-02 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 7 Parikh solutions to 6 different solutions.
FORMULA ShieldRVt-PT-005B-ReachabilityFireability-2024-11 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Parikh walk visited 1 properties in 54 ms.
Support contains 119 out of 253 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 253/253 places, 253/253 transitions.
Drop transitions removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 253 transition count 248
Reduce places removed 5 places and 0 transitions.
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Iterating post reduction 1 with 10 rules applied. Total rules applied 15 place count 248 transition count 243
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 20 place count 243 transition count 243
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 17 Pre rules applied. Total rules applied 20 place count 243 transition count 226
Deduced a syphon composed of 17 places in 2 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 3 with 34 rules applied. Total rules applied 54 place count 226 transition count 226
Discarding 19 places :
Symmetric choice reduction at 3 with 19 rule applications. Total rules 73 place count 207 transition count 207
Iterating global reduction 3 with 19 rules applied. Total rules applied 92 place count 207 transition count 207
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 93 place count 207 transition count 206
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 93 place count 207 transition count 205
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 95 place count 206 transition count 205
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 4 with 24 rules applied. Total rules applied 119 place count 194 transition count 193
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 121 place count 193 transition count 193
Free-agglomeration rule applied 2 times.
Iterating global reduction 4 with 2 rules applied. Total rules applied 123 place count 193 transition count 191
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 125 place count 191 transition count 191
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 126 place count 190 transition count 190
Applied a total of 126 rules in 69 ms. Remains 190 /253 variables (removed 63) and now considering 190/253 (removed 63) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 69 ms. Remains : 190/253 places, 190/253 transitions.
Incomplete random walk after 10000 steps, including 3 resets, run finished after 152 ms. (steps per millisecond=65 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 5) seen :1
FORMULA ShieldRVt-PT-005B-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 47 ms. (steps per millisecond=212 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
// Phase 1: matrix 190 rows 190 cols
[2024-05-29 20:05:57] [INFO ] Computed 21 invariants in 6 ms
[2024-05-29 20:05:57] [INFO ] After 58ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2024-05-29 20:05:57] [INFO ] [Nat]Absence check using 21 positive place invariants in 5 ms returned sat
[2024-05-29 20:05:57] [INFO ] After 216ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2024-05-29 20:05:57] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-29 20:05:57] [INFO ] After 170ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2024-05-29 20:05:57] [INFO ] Deduced a trap composed of 23 places in 59 ms of which 0 ms to minimize.
[2024-05-29 20:05:58] [INFO ] Deduced a trap composed of 16 places in 38 ms of which 1 ms to minimize.
[2024-05-29 20:05:58] [INFO ] Deduced a trap composed of 20 places in 30 ms of which 0 ms to minimize.
[2024-05-29 20:05:58] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 173 ms
[2024-05-29 20:05:58] [INFO ] Deduced a trap composed of 17 places in 51 ms of which 1 ms to minimize.
[2024-05-29 20:05:58] [INFO ] Deduced a trap composed of 12 places in 45 ms of which 1 ms to minimize.
[2024-05-29 20:05:58] [INFO ] Deduced a trap composed of 16 places in 44 ms of which 0 ms to minimize.
[2024-05-29 20:05:58] [INFO ] Deduced a trap composed of 18 places in 47 ms of which 1 ms to minimize.
[2024-05-29 20:05:58] [INFO ] Deduced a trap composed of 22 places in 46 ms of which 4 ms to minimize.
[2024-05-29 20:05:58] [INFO ] Deduced a trap composed of 22 places in 38 ms of which 0 ms to minimize.
[2024-05-29 20:05:58] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 356 ms
[2024-05-29 20:05:58] [INFO ] Deduced a trap composed of 14 places in 65 ms of which 1 ms to minimize.
[2024-05-29 20:05:58] [INFO ] Deduced a trap composed of 23 places in 58 ms of which 0 ms to minimize.
[2024-05-29 20:05:58] [INFO ] Deduced a trap composed of 23 places in 54 ms of which 0 ms to minimize.
[2024-05-29 20:05:58] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 233 ms
[2024-05-29 20:05:58] [INFO ] Deduced a trap composed of 11 places in 60 ms of which 2 ms to minimize.
[2024-05-29 20:05:58] [INFO ] Deduced a trap composed of 10 places in 51 ms of which 0 ms to minimize.
[2024-05-29 20:05:58] [INFO ] Deduced a trap composed of 23 places in 47 ms of which 0 ms to minimize.
[2024-05-29 20:05:59] [INFO ] Deduced a trap composed of 32 places in 38 ms of which 1 ms to minimize.
[2024-05-29 20:05:59] [INFO ] Deduced a trap composed of 26 places in 42 ms of which 1 ms to minimize.
[2024-05-29 20:05:59] [INFO ] Deduced a trap composed of 21 places in 39 ms of which 1 ms to minimize.
[2024-05-29 20:05:59] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 376 ms
[2024-05-29 20:05:59] [INFO ] After 1445ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 149 ms.
[2024-05-29 20:05:59] [INFO ] After 1886ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
FORMULA ShieldRVt-PT-005B-ReachabilityFireability-2024-12 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Parikh walk visited 1 properties in 31 ms.
Support contains 85 out of 190 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 190/190 places, 190/190 transitions.
Drop transitions removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 190 transition count 185
Reduce places removed 5 places and 0 transitions.
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Iterating post reduction 1 with 10 rules applied. Total rules applied 15 place count 185 transition count 180
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 20 place count 180 transition count 180
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 12 Pre rules applied. Total rules applied 20 place count 180 transition count 168
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 3 with 24 rules applied. Total rules applied 44 place count 168 transition count 168
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 47 place count 165 transition count 165
Iterating global reduction 3 with 3 rules applied. Total rules applied 50 place count 165 transition count 165
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 3 with 12 rules applied. Total rules applied 62 place count 159 transition count 159
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 66 place count 157 transition count 160
Free-agglomeration rule applied 4 times.
Iterating global reduction 3 with 4 rules applied. Total rules applied 70 place count 157 transition count 156
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 74 place count 153 transition count 156
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 75 place count 152 transition count 155
Applied a total of 75 rules in 52 ms. Remains 152 /190 variables (removed 38) and now considering 155/190 (removed 35) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 52 ms. Remains : 152/190 places, 155/190 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 163 ms. (steps per millisecond=61 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 703135 steps, run timeout after 3001 ms. (steps per millisecond=234 ) properties seen :{}
Probabilistic random walk after 703135 steps, saw 209202 distinct states, run finished after 3002 ms. (steps per millisecond=234 ) properties seen :0
Running SMT prover for 3 properties.
// Phase 1: matrix 155 rows 152 cols
[2024-05-29 20:06:02] [INFO ] Computed 21 invariants in 6 ms
[2024-05-29 20:06:02] [INFO ] After 41ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2024-05-29 20:06:02] [INFO ] [Nat]Absence check using 21 positive place invariants in 4 ms returned sat
[2024-05-29 20:06:02] [INFO ] After 147ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2024-05-29 20:06:02] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-29 20:06:03] [INFO ] After 84ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2024-05-29 20:06:03] [INFO ] Deduced a trap composed of 10 places in 42 ms of which 0 ms to minimize.
[2024-05-29 20:06:03] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 1 ms to minimize.
[2024-05-29 20:06:03] [INFO ] Deduced a trap composed of 15 places in 25 ms of which 0 ms to minimize.
[2024-05-29 20:06:03] [INFO ] Deduced a trap composed of 17 places in 21 ms of which 1 ms to minimize.
[2024-05-29 20:06:03] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 174 ms
[2024-05-29 20:06:03] [INFO ] Deduced a trap composed of 9 places in 41 ms of which 1 ms to minimize.
[2024-05-29 20:06:03] [INFO ] Deduced a trap composed of 20 places in 32 ms of which 0 ms to minimize.
[2024-05-29 20:06:03] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 98 ms
[2024-05-29 20:06:03] [INFO ] Deduced a trap composed of 14 places in 48 ms of which 0 ms to minimize.
[2024-05-29 20:06:03] [INFO ] Deduced a trap composed of 14 places in 44 ms of which 0 ms to minimize.
[2024-05-29 20:06:03] [INFO ] Deduced a trap composed of 16 places in 33 ms of which 1 ms to minimize.
[2024-05-29 20:06:03] [INFO ] Deduced a trap composed of 24 places in 36 ms of which 1 ms to minimize.
[2024-05-29 20:06:03] [INFO ] Deduced a trap composed of 10 places in 46 ms of which 2 ms to minimize.
[2024-05-29 20:06:03] [INFO ] Deduced a trap composed of 17 places in 28 ms of which 0 ms to minimize.
[2024-05-29 20:06:03] [INFO ] Deduced a trap composed of 16 places in 37 ms of which 1 ms to minimize.
[2024-05-29 20:06:03] [INFO ] Deduced a trap composed of 15 places in 31 ms of which 0 ms to minimize.
[2024-05-29 20:06:03] [INFO ] Deduced a trap composed of 16 places in 29 ms of which 0 ms to minimize.
[2024-05-29 20:06:03] [INFO ] Trap strengthening (SAT) tested/added 10/9 trap constraints in 424 ms
[2024-05-29 20:06:03] [INFO ] After 860ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 97 ms.
[2024-05-29 20:06:03] [INFO ] After 1176ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 23 ms.
Support contains 85 out of 152 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 152/152 places, 155/155 transitions.
Applied a total of 0 rules in 5 ms. Remains 152 /152 variables (removed 0) and now considering 155/155 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 152/152 places, 155/155 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 152/152 places, 155/155 transitions.
Applied a total of 0 rules in 4 ms. Remains 152 /152 variables (removed 0) and now considering 155/155 (removed 0) transitions.
[2024-05-29 20:06:03] [INFO ] Invariant cache hit.
[2024-05-29 20:06:03] [INFO ] Implicit Places using invariants in 48 ms returned []
[2024-05-29 20:06:03] [INFO ] Invariant cache hit.
[2024-05-29 20:06:04] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-29 20:06:04] [INFO ] Implicit Places using invariants and state equation in 82 ms returned []
Implicit Place search using SMT with State Equation took 131 ms to find 0 implicit places.
[2024-05-29 20:06:04] [INFO ] Redundant transitions in 4 ms returned []
[2024-05-29 20:06:04] [INFO ] Invariant cache hit.
[2024-05-29 20:06:04] [INFO ] Dead Transitions using invariants and state equation in 106 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 251 ms. Remains : 152/152 places, 155/155 transitions.
Applied a total of 0 rules in 7 ms. Remains 152 /152 variables (removed 0) and now considering 155/155 (removed 0) transitions.
Running SMT prover for 3 properties.
[2024-05-29 20:06:04] [INFO ] Invariant cache hit.
[2024-05-29 20:06:04] [INFO ] After 39ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2024-05-29 20:06:04] [INFO ] [Nat]Absence check using 21 positive place invariants in 4 ms returned sat
[2024-05-29 20:06:04] [INFO ] After 138ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2024-05-29 20:06:04] [INFO ] Deduced a trap composed of 17 places in 40 ms of which 1 ms to minimize.
[2024-05-29 20:06:04] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 60 ms
[2024-05-29 20:06:04] [INFO ] Deduced a trap composed of 13 places in 51 ms of which 0 ms to minimize.
[2024-05-29 20:06:04] [INFO ] Deduced a trap composed of 13 places in 42 ms of which 0 ms to minimize.
[2024-05-29 20:06:04] [INFO ] Deduced a trap composed of 12 places in 48 ms of which 0 ms to minimize.
[2024-05-29 20:06:04] [INFO ] Deduced a trap composed of 14 places in 39 ms of which 1 ms to minimize.
[2024-05-29 20:06:04] [INFO ] Deduced a trap composed of 11 places in 37 ms of which 1 ms to minimize.
[2024-05-29 20:06:04] [INFO ] Deduced a trap composed of 13 places in 34 ms of which 1 ms to minimize.
[2024-05-29 20:06:04] [INFO ] Deduced a trap composed of 10 places in 31 ms of which 1 ms to minimize.
[2024-05-29 20:06:04] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 351 ms
[2024-05-29 20:06:04] [INFO ] Deduced a trap composed of 11 places in 50 ms of which 1 ms to minimize.
[2024-05-29 20:06:05] [INFO ] Deduced a trap composed of 19 places in 47 ms of which 0 ms to minimize.
[2024-05-29 20:06:05] [INFO ] Deduced a trap composed of 14 places in 48 ms of which 1 ms to minimize.
[2024-05-29 20:06:05] [INFO ] Deduced a trap composed of 11 places in 53 ms of which 0 ms to minimize.
[2024-05-29 20:06:05] [INFO ] Deduced a trap composed of 16 places in 40 ms of which 1 ms to minimize.
[2024-05-29 20:06:05] [INFO ] Deduced a trap composed of 13 places in 41 ms of which 0 ms to minimize.
[2024-05-29 20:06:05] [INFO ] Deduced a trap composed of 13 places in 36 ms of which 1 ms to minimize.
[2024-05-29 20:06:05] [INFO ] Deduced a trap composed of 16 places in 32 ms of which 1 ms to minimize.
[2024-05-29 20:06:05] [INFO ] Deduced a trap composed of 14 places in 30 ms of which 0 ms to minimize.
[2024-05-29 20:06:05] [INFO ] Trap strengthening (SAT) tested/added 10/9 trap constraints in 446 ms
[2024-05-29 20:06:05] [INFO ] After 1073ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 84 ms.
[2024-05-29 20:06:05] [INFO ] After 1209ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
[2024-05-29 20:06:05] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 5 ms.
[2024-05-29 20:06:05] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 152 places, 155 transitions and 421 arcs took 1 ms.
[2024-05-29 20:06:05] [INFO ] Flatten gal took : 36 ms
Total runtime 13479 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT ShieldRVt-PT-005B
BK_EXAMINATION: ReachabilityFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/370
ReachabilityFireability

FORMULA ShieldRVt-PT-005B-ReachabilityFireability-2024-00 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA ShieldRVt-PT-005B-ReachabilityFireability-2024-10 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA ShieldRVt-PT-005B-ReachabilityFireability-2024-15 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1717013171958

--------------------
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/370/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/370/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/370/ReachabilityFireability.xml
lola: Created skeleton in 0.000000 secs.
lola: Rule S: 0 transitions removed,0 places removed
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
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: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: LAUNCH task # 17 (type EXCL) for 0 ShieldRVt-PT-005B-ReachabilityFireability-2024-00
lola: time limit : 1800 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 10 (type FNDP) for 0 ShieldRVt-PT-005B-ReachabilityFireability-2024-00
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 11 (type EQUN) for 0 ShieldRVt-PT-005B-ReachabilityFireability-2024-00
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: LAUNCH task # 16 (type SRCH) for 0 ShieldRVt-PT-005B-ReachabilityFireability-2024-00
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: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
sara: try reading problem file /home/mcc/execution/370/ReachabilityFireability-11.sara.
sara: warning, failure of lp_solve (at job 35)
sara: warning, failure of lp_solve (at job 1241)
lola: CANCELED task # 16 (type SRCH) for ShieldRVt-PT-005B-ReachabilityFireability-2024-00 (memory limit exceeded)
lola: FINISHED task # 10 (type FNDP) for ShieldRVt-PT-005B-ReachabilityFireability-2024-00
lola: result : true
lola: fired transitions : 5242667
lola: tried executions : 279
lola: time used : 5.000000
lola: memory pages used : 0
lola: CANCELED task # 11 (type EQUN) for ShieldRVt-PT-005B-ReachabilityFireability-2024-00 (obsolete)
lola: CANCELED task # 17 (type EXCL) for ShieldRVt-PT-005B-ReachabilityFireability-2024-00 (obsolete)
lola: LAUNCH task # 26 (type EXCL) for 6 ShieldRVt-PT-005B-ReachabilityFireability-2024-15
lola: time limit : 1797 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 12 (type FNDP) for 3 ShieldRVt-PT-005B-ReachabilityFireability-2024-10
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 14 (type EQUN) for 3 ShieldRVt-PT-005B-ReachabilityFireability-2024-10
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: LAUNCH task # 20 (type SRCH) for 3 ShieldRVt-PT-005B-ReachabilityFireability-2024-10
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 11 (type EQUN) for ShieldRVt-PT-005B-ReachabilityFireability-2024-00
lola: result : unknown
sara: try reading problem file /home/mcc/execution/370/ReachabilityFireability-14.sara.
sara: place or transition ordering is non-deterministic
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
ShieldRVt-PT-005B-ReachabilityFireability-2024-00: AG false findpath

PENDING FORMULAS: CATEGORY IDL ACT RUN SUS FIN C/T C/M OBS
ShieldRVt-PT-005B-ReachabilityFireability-2024-10: EF 0 2 3 0 1 0 0 0
ShieldRVt-PT-005B-ReachabilityFireability-2024-15: EF 0 4 1 0 1 0 0 0

TASK CATEGORY TYPE TIME/TLIMIT MEM PG/PGLIMIT FORMULA STATUS
12 EF FNDP 0/1198 0/5 ShieldRVt-PT-005B-ReachabilityFireability-2024-10 547983 t fired, 38224 attempts, .
14 EF STEQ 0/1198 0/5 ShieldRVt-PT-005B-ReachabilityFireability-2024-10 sara is running.
20 EF SRCH 0/1797 1/5 ShieldRVt-PT-005B-ReachabilityFireability-2024-10 135533 m, 27106 m/sec, 233846 t fired, .
26 EF EXCL 0/1797 1/32 ShieldRVt-PT-005B-ReachabilityFireability-2024-15 46289 m, 9257 m/sec, 56971 t fired, .

Time elapsed: 5 secs. Pages in use: 8
# running tasks: 4 of 4 Visible: 3
lola: FINISHED task # 12 (type FNDP) for ShieldRVt-PT-005B-ReachabilityFireability-2024-10
lola: result : true
lola: fired transitions : 780409
lola: tried executions : 46876
lola: time used : 0.000000
lola: memory pages used : 0
lola: CANCELED task # 14 (type EQUN) for ShieldRVt-PT-005B-ReachabilityFireability-2024-10 (obsolete)
lola: CANCELED task # 20 (type SRCH) for ShieldRVt-PT-005B-ReachabilityFireability-2024-10 (obsolete)
lola: LAUNCH task # 19 (type FNDP) for 6 ShieldRVt-PT-005B-ReachabilityFireability-2024-15
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 22 (type EQUN) for 6 ShieldRVt-PT-005B-ReachabilityFireability-2024-15
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 25 (type SRCH) for 6 ShieldRVt-PT-005B-ReachabilityFireability-2024-15
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 14 (type EQUN) for ShieldRVt-PT-005B-ReachabilityFireability-2024-10
lola: result : unknown
lola: FINISHED task # 25 (type SRCH) for ShieldRVt-PT-005B-ReachabilityFireability-2024-15
lola: result : true
lola: markings : 27
lola: fired transitions : 26
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 19 (type FNDP) for ShieldRVt-PT-005B-ReachabilityFireability-2024-15 (obsolete)
lola: CANCELED task # 22 (type EQUN) for ShieldRVt-PT-005B-ReachabilityFireability-2024-15 (obsolete)
lola: CANCELED task # 26 (type EXCL) for ShieldRVt-PT-005B-ReachabilityFireability-2024-15 (obsolete)
lola: Portfolio finished: no open formulas

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
ShieldRVt-PT-005B-ReachabilityFireability-2024-00: AG false findpath
ShieldRVt-PT-005B-ReachabilityFireability-2024-10: EF true findpath
ShieldRVt-PT-005B-ReachabilityFireability-2024-15: EF true tandem / insertion


Time elapsed: 5 secs. Pages in use: 8
lola: rewrite Frontend/Parser/formula_rewrite.k:711

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="ShieldRVt-PT-005B"
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 ShieldRVt-PT-005B, 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 r373-tall-171683789700600"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldRVt-PT-005B.tgz
mv ShieldRVt-PT-005B 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 ;