Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2023-input.r426-tajo-167905978700281.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2023-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
........................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool marciexred
Input is ShieldRVt-PT-020B, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r426-tajo-167905978700281
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 644K
-rw-r--r-- 1 mcc users 7.0K Feb 25 23:16 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K Feb 25 23:16 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.6K Feb 25 23:15 CTLFireability.txt
-rw-r--r-- 1 mcc users 38K Feb 25 23:15 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.3K Feb 25 17:04 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Feb 25 17:04 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 17:04 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 17:04 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.1K Feb 25 23:16 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 93K Feb 25 23:16 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Feb 25 23:16 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 68K Feb 25 23:16 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 17:04 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 17:04 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 239K Mar 5 18:23 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-020B-CTLCardinality-00
FORMULA_NAME ShieldRVt-PT-020B-CTLCardinality-01
FORMULA_NAME ShieldRVt-PT-020B-CTLCardinality-02
FORMULA_NAME ShieldRVt-PT-020B-CTLCardinality-03
FORMULA_NAME ShieldRVt-PT-020B-CTLCardinality-04
FORMULA_NAME ShieldRVt-PT-020B-CTLCardinality-05
FORMULA_NAME ShieldRVt-PT-020B-CTLCardinality-06
FORMULA_NAME ShieldRVt-PT-020B-CTLCardinality-07
FORMULA_NAME ShieldRVt-PT-020B-CTLCardinality-08
FORMULA_NAME ShieldRVt-PT-020B-CTLCardinality-09
FORMULA_NAME ShieldRVt-PT-020B-CTLCardinality-10
FORMULA_NAME ShieldRVt-PT-020B-CTLCardinality-11
FORMULA_NAME ShieldRVt-PT-020B-CTLCardinality-12
FORMULA_NAME ShieldRVt-PT-020B-CTLCardinality-13
FORMULA_NAME ShieldRVt-PT-020B-CTLCardinality-14
FORMULA_NAME ShieldRVt-PT-020B-CTLCardinality-15

=== Now, execution of the tool begins

BK_START 1679347857072

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=marciexred
BK_EXAMINATION=CTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldRVt-PT-020B
Applying reductions before tool marcie
Invoking reducer
Running Version 202303021504
[2023-03-20 21:30:58] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-20 21:30:58] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-20 21:30:58] [INFO ] Load time of PNML (sax parser for PT used): 73 ms
[2023-03-20 21:30:58] [INFO ] Transformed 1003 places.
[2023-03-20 21:30:58] [INFO ] Transformed 1003 transitions.
[2023-03-20 21:30:58] [INFO ] Found NUPN structural information;
[2023-03-20 21:30:58] [INFO ] Parsed PT model containing 1003 places and 1003 transitions and 2366 arcs in 142 ms.
Parsed 16 properties from file /home/mcc/execution/CTLCardinality.xml in 10 ms.
Support contains 119 out of 1003 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1003/1003 places, 1003/1003 transitions.
Discarding 178 places :
Symmetric choice reduction at 0 with 178 rule applications. Total rules 178 place count 825 transition count 825
Iterating global reduction 0 with 178 rules applied. Total rules applied 356 place count 825 transition count 825
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 357 place count 824 transition count 824
Iterating global reduction 0 with 1 rules applied. Total rules applied 358 place count 824 transition count 824
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 359 place count 823 transition count 823
Iterating global reduction 0 with 1 rules applied. Total rules applied 360 place count 823 transition count 823
Applied a total of 360 rules in 185 ms. Remains 823 /1003 variables (removed 180) and now considering 823/1003 (removed 180) transitions.
// Phase 1: matrix 823 rows 823 cols
[2023-03-20 21:30:59] [INFO ] Computed 81 place invariants in 27 ms
[2023-03-20 21:30:59] [INFO ] Implicit Places using invariants in 342 ms returned []
[2023-03-20 21:30:59] [INFO ] Invariant cache hit.
[2023-03-20 21:30:59] [INFO ] Implicit Places using invariants and state equation in 397 ms returned []
Implicit Place search using SMT with State Equation took 766 ms to find 0 implicit places.
[2023-03-20 21:30:59] [INFO ] Invariant cache hit.
[2023-03-20 21:31:00] [INFO ] Dead Transitions using invariants and state equation in 306 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 823/1003 places, 823/1003 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1260 ms. Remains : 823/1003 places, 823/1003 transitions.
Support contains 119 out of 823 places after structural reductions.
[2023-03-20 21:31:00] [INFO ] Flatten gal took : 92 ms
[2023-03-20 21:31:00] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
FORMULA ShieldRVt-PT-020B-CTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-20 21:31:00] [INFO ] Flatten gal took : 45 ms
[2023-03-20 21:31:00] [INFO ] Input system was already deterministic with 823 transitions.
Support contains 98 out of 823 places (down from 119) after GAL structural reductions.
FORMULA ShieldRVt-PT-020B-CTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 2 resets, run finished after 684 ms. (steps per millisecond=14 ) properties (out of 57) seen :39
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 18) 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 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 18) 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 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 18) 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 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 18) 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 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 18) 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 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 18) seen :0
Running SMT prover for 18 properties.
[2023-03-20 21:31:01] [INFO ] Invariant cache hit.
[2023-03-20 21:31:01] [INFO ] [Real]Absence check using 81 positive place invariants in 24 ms returned sat
[2023-03-20 21:31:01] [INFO ] After 388ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:17
[2023-03-20 21:31:02] [INFO ] [Nat]Absence check using 81 positive place invariants in 18 ms returned sat
[2023-03-20 21:31:03] [INFO ] After 896ms SMT Verify possible using state equation in natural domain returned unsat :1 sat :17
[2023-03-20 21:31:03] [INFO ] Deduced a trap composed of 28 places in 192 ms of which 7 ms to minimize.
[2023-03-20 21:31:03] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 263 ms
[2023-03-20 21:31:03] [INFO ] Deduced a trap composed of 52 places in 209 ms of which 1 ms to minimize.
[2023-03-20 21:31:03] [INFO ] Deduced a trap composed of 35 places in 144 ms of which 1 ms to minimize.
[2023-03-20 21:31:04] [INFO ] Deduced a trap composed of 35 places in 129 ms of which 1 ms to minimize.
[2023-03-20 21:31:04] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 648 ms
[2023-03-20 21:31:04] [INFO ] Deduced a trap composed of 23 places in 183 ms of which 2 ms to minimize.
[2023-03-20 21:31:04] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 258 ms
[2023-03-20 21:31:04] [INFO ] Deduced a trap composed of 46 places in 173 ms of which 1 ms to minimize.
[2023-03-20 21:31:05] [INFO ] Deduced a trap composed of 29 places in 150 ms of which 0 ms to minimize.
[2023-03-20 21:31:05] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 431 ms
[2023-03-20 21:31:05] [INFO ] Deduced a trap composed of 47 places in 192 ms of which 2 ms to minimize.
[2023-03-20 21:31:05] [INFO ] Deduced a trap composed of 34 places in 143 ms of which 1 ms to minimize.
[2023-03-20 21:31:05] [INFO ] Deduced a trap composed of 45 places in 151 ms of which 0 ms to minimize.
[2023-03-20 21:31:05] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 621 ms
[2023-03-20 21:31:06] [INFO ] Deduced a trap composed of 42 places in 168 ms of which 1 ms to minimize.
[2023-03-20 21:31:06] [INFO ] Deduced a trap composed of 39 places in 162 ms of which 1 ms to minimize.
[2023-03-20 21:31:06] [INFO ] Deduced a trap composed of 39 places in 122 ms of which 1 ms to minimize.
[2023-03-20 21:31:06] [INFO ] Deduced a trap composed of 37 places in 119 ms of which 0 ms to minimize.
[2023-03-20 21:31:06] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 754 ms
[2023-03-20 21:31:07] [INFO ] Deduced a trap composed of 42 places in 143 ms of which 1 ms to minimize.
[2023-03-20 21:31:07] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 221 ms
[2023-03-20 21:31:07] [INFO ] Deduced a trap composed of 41 places in 124 ms of which 0 ms to minimize.
[2023-03-20 21:31:07] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 194 ms
[2023-03-20 21:31:07] [INFO ] Deduced a trap composed of 42 places in 118 ms of which 0 ms to minimize.
[2023-03-20 21:31:07] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 189 ms
[2023-03-20 21:31:07] [INFO ] Deduced a trap composed of 36 places in 166 ms of which 0 ms to minimize.
[2023-03-20 21:31:07] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 243 ms
[2023-03-20 21:31:07] [INFO ] After 5589ms SMT Verify possible using trap constraints in natural domain returned unsat :1 sat :17
Attempting to minimize the solution found.
Minimization took 825 ms.
[2023-03-20 21:31:08] [INFO ] After 6855ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :17
Fused 18 Parikh solutions to 17 different solutions.
Parikh walk visited 0 properties in 331 ms.
Support contains 28 out of 823 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 823/823 places, 823/823 transitions.
Drop transitions removed 206 transitions
Trivial Post-agglo rules discarded 206 transitions
Performed 206 trivial Post agglomeration. Transition count delta: 206
Iterating post reduction 0 with 206 rules applied. Total rules applied 206 place count 823 transition count 617
Reduce places removed 206 places and 0 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Iterating post reduction 1 with 212 rules applied. Total rules applied 418 place count 617 transition count 611
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 424 place count 611 transition count 611
Performed 132 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 132 Pre rules applied. Total rules applied 424 place count 611 transition count 479
Deduced a syphon composed of 132 places in 1 ms
Reduce places removed 132 places and 0 transitions.
Iterating global reduction 3 with 264 rules applied. Total rules applied 688 place count 479 transition count 479
Discarding 22 places :
Symmetric choice reduction at 3 with 22 rule applications. Total rules 710 place count 457 transition count 457
Iterating global reduction 3 with 22 rules applied. Total rules applied 732 place count 457 transition count 457
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 18 Pre rules applied. Total rules applied 732 place count 457 transition count 439
Deduced a syphon composed of 18 places in 2 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 3 with 36 rules applied. Total rules applied 768 place count 439 transition count 439
Performed 184 Post agglomeration using F-continuation condition.Transition count delta: 184
Deduced a syphon composed of 184 places in 1 ms
Reduce places removed 184 places and 0 transitions.
Iterating global reduction 3 with 368 rules applied. Total rules applied 1136 place count 255 transition count 255
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1137 place count 255 transition count 254
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
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 1139 place count 254 transition count 253
Performed 51 Post agglomeration using F-continuation condition.Transition count delta: -38
Deduced a syphon composed of 51 places in 1 ms
Reduce places removed 51 places and 0 transitions.
Iterating global reduction 4 with 102 rules applied. Total rules applied 1241 place count 203 transition count 291
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 1242 place count 203 transition count 290
Free-agglomeration rule applied 3 times.
Iterating global reduction 5 with 3 rules applied. Total rules applied 1245 place count 203 transition count 287
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1248 place count 200 transition count 287
Drop transitions removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 6 with 3 rules applied. Total rules applied 1251 place count 200 transition count 284
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 1252 place count 200 transition count 284
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 1 rules applied. Total rules applied 1253 place count 199 transition count 283
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 1254 place count 198 transition count 283
Applied a total of 1254 rules in 177 ms. Remains 198 /823 variables (removed 625) and now considering 283/823 (removed 540) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 177 ms. Remains : 198/823 places, 283/823 transitions.
Incomplete random walk after 10000 steps, including 6 resets, run finished after 318 ms. (steps per millisecond=31 ) properties (out of 17) seen :11
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 6) seen :0
Running SMT prover for 6 properties.
// Phase 1: matrix 283 rows 198 cols
[2023-03-20 21:31:09] [INFO ] Computed 80 place invariants in 1 ms
[2023-03-20 21:31:09] [INFO ] After 46ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:6
[2023-03-20 21:31:09] [INFO ] [Nat]Absence check using 80 positive place invariants in 13 ms returned sat
[2023-03-20 21:31:10] [INFO ] After 131ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :6
[2023-03-20 21:31:10] [INFO ] State equation strengthened by 54 read => feed constraints.
[2023-03-20 21:31:10] [INFO ] After 65ms SMT Verify possible using 54 Read/Feed constraints in natural domain returned unsat :0 sat :6
[2023-03-20 21:31:10] [INFO ] Deduced a trap composed of 24 places in 66 ms of which 0 ms to minimize.
[2023-03-20 21:31:10] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 87 ms
[2023-03-20 21:31:10] [INFO ] After 228ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :6
Attempting to minimize the solution found.
Minimization took 76 ms.
[2023-03-20 21:31:10] [INFO ] After 545ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :6
Parikh walk visited 1 properties in 80 ms.
Support contains 8 out of 198 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 198/198 places, 283/283 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 198 transition count 277
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 12 place count 192 transition count 277
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 12 place count 192 transition count 274
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 18 place count 189 transition count 274
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 28 place count 184 transition count 269
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -9
Deduced a syphon composed of 10 places in 2 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 2 with 20 rules applied. Total rules applied 48 place count 174 transition count 278
Free-agglomeration rule applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 49 place count 174 transition count 277
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 50 place count 173 transition count 277
Reduce places removed 3 places and 3 transitions.
Iterating global reduction 3 with 3 rules applied. Total rules applied 53 place count 170 transition count 274
Applied a total of 53 rules in 48 ms. Remains 170 /198 variables (removed 28) and now considering 274/283 (removed 9) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 48 ms. Remains : 170/198 places, 274/283 transitions.
Finished random walk after 664 steps, including 0 resets, run visited all 5 properties in 17 ms. (steps per millisecond=39 )
Successfully simplified 1 atomic propositions for a total of 14 simplifications.
[2023-03-20 21:31:10] [INFO ] Flatten gal took : 38 ms
[2023-03-20 21:31:10] [INFO ] Flatten gal took : 33 ms
[2023-03-20 21:31:10] [INFO ] Input system was already deterministic with 823 transitions.
Computed a total of 244 stabilizing places and 244 stable transitions
Starting structural reductions in LTL mode, iteration 0 : 823/823 places, 823/823 transitions.
Discarding 41 places :
Symmetric choice reduction at 0 with 41 rule applications. Total rules 41 place count 782 transition count 782
Iterating global reduction 0 with 41 rules applied. Total rules applied 82 place count 782 transition count 782
Applied a total of 82 rules in 42 ms. Remains 782 /823 variables (removed 41) and now considering 782/823 (removed 41) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 42 ms. Remains : 782/823 places, 782/823 transitions.
[2023-03-20 21:31:10] [INFO ] Flatten gal took : 28 ms
[2023-03-20 21:31:10] [INFO ] Flatten gal took : 27 ms
[2023-03-20 21:31:10] [INFO ] Input system was already deterministic with 782 transitions.
Starting structural reductions in LTL mode, iteration 0 : 823/823 places, 823/823 transitions.
Discarding 41 places :
Symmetric choice reduction at 0 with 41 rule applications. Total rules 41 place count 782 transition count 782
Iterating global reduction 0 with 41 rules applied. Total rules applied 82 place count 782 transition count 782
Applied a total of 82 rules in 45 ms. Remains 782 /823 variables (removed 41) and now considering 782/823 (removed 41) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 47 ms. Remains : 782/823 places, 782/823 transitions.
[2023-03-20 21:31:10] [INFO ] Flatten gal took : 25 ms
[2023-03-20 21:31:10] [INFO ] Flatten gal took : 25 ms
[2023-03-20 21:31:10] [INFO ] Input system was already deterministic with 782 transitions.
Starting structural reductions in LTL mode, iteration 0 : 823/823 places, 823/823 transitions.
Discarding 38 places :
Symmetric choice reduction at 0 with 38 rule applications. Total rules 38 place count 785 transition count 785
Iterating global reduction 0 with 38 rules applied. Total rules applied 76 place count 785 transition count 785
Applied a total of 76 rules in 56 ms. Remains 785 /823 variables (removed 38) and now considering 785/823 (removed 38) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 56 ms. Remains : 785/823 places, 785/823 transitions.
[2023-03-20 21:31:11] [INFO ] Flatten gal took : 23 ms
[2023-03-20 21:31:11] [INFO ] Flatten gal took : 22 ms
[2023-03-20 21:31:11] [INFO ] Input system was already deterministic with 785 transitions.
Starting structural reductions in LTL mode, iteration 0 : 823/823 places, 823/823 transitions.
Discarding 36 places :
Symmetric choice reduction at 0 with 36 rule applications. Total rules 36 place count 787 transition count 787
Iterating global reduction 0 with 36 rules applied. Total rules applied 72 place count 787 transition count 787
Applied a total of 72 rules in 44 ms. Remains 787 /823 variables (removed 36) and now considering 787/823 (removed 36) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 44 ms. Remains : 787/823 places, 787/823 transitions.
[2023-03-20 21:31:11] [INFO ] Flatten gal took : 20 ms
[2023-03-20 21:31:11] [INFO ] Flatten gal took : 20 ms
[2023-03-20 21:31:11] [INFO ] Input system was already deterministic with 787 transitions.
Starting structural reductions in LTL mode, iteration 0 : 823/823 places, 823/823 transitions.
Discarding 39 places :
Symmetric choice reduction at 0 with 39 rule applications. Total rules 39 place count 784 transition count 784
Iterating global reduction 0 with 39 rules applied. Total rules applied 78 place count 784 transition count 784
Applied a total of 78 rules in 41 ms. Remains 784 /823 variables (removed 39) and now considering 784/823 (removed 39) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 42 ms. Remains : 784/823 places, 784/823 transitions.
[2023-03-20 21:31:11] [INFO ] Flatten gal took : 17 ms
[2023-03-20 21:31:11] [INFO ] Flatten gal took : 16 ms
[2023-03-20 21:31:11] [INFO ] Input system was already deterministic with 784 transitions.
Starting structural reductions in LTL mode, iteration 0 : 823/823 places, 823/823 transitions.
Discarding 40 places :
Symmetric choice reduction at 0 with 40 rule applications. Total rules 40 place count 783 transition count 783
Iterating global reduction 0 with 40 rules applied. Total rules applied 80 place count 783 transition count 783
Applied a total of 80 rules in 33 ms. Remains 783 /823 variables (removed 40) and now considering 783/823 (removed 40) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 35 ms. Remains : 783/823 places, 783/823 transitions.
[2023-03-20 21:31:11] [INFO ] Flatten gal took : 15 ms
[2023-03-20 21:31:11] [INFO ] Flatten gal took : 16 ms
[2023-03-20 21:31:11] [INFO ] Input system was already deterministic with 783 transitions.
Starting structural reductions in LTL mode, iteration 0 : 823/823 places, 823/823 transitions.
Discarding 40 places :
Symmetric choice reduction at 0 with 40 rule applications. Total rules 40 place count 783 transition count 783
Iterating global reduction 0 with 40 rules applied. Total rules applied 80 place count 783 transition count 783
Applied a total of 80 rules in 39 ms. Remains 783 /823 variables (removed 40) and now considering 783/823 (removed 40) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 40 ms. Remains : 783/823 places, 783/823 transitions.
[2023-03-20 21:31:11] [INFO ] Flatten gal took : 17 ms
[2023-03-20 21:31:11] [INFO ] Flatten gal took : 17 ms
[2023-03-20 21:31:11] [INFO ] Input system was already deterministic with 783 transitions.
Starting structural reductions in LTL mode, iteration 0 : 823/823 places, 823/823 transitions.
Discarding 42 places :
Symmetric choice reduction at 0 with 42 rule applications. Total rules 42 place count 781 transition count 781
Iterating global reduction 0 with 42 rules applied. Total rules applied 84 place count 781 transition count 781
Applied a total of 84 rules in 35 ms. Remains 781 /823 variables (removed 42) and now considering 781/823 (removed 42) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 35 ms. Remains : 781/823 places, 781/823 transitions.
[2023-03-20 21:31:11] [INFO ] Flatten gal took : 15 ms
[2023-03-20 21:31:11] [INFO ] Flatten gal took : 16 ms
[2023-03-20 21:31:11] [INFO ] Input system was already deterministic with 781 transitions.
Starting structural reductions in LTL mode, iteration 0 : 823/823 places, 823/823 transitions.
Discarding 40 places :
Symmetric choice reduction at 0 with 40 rule applications. Total rules 40 place count 783 transition count 783
Iterating global reduction 0 with 40 rules applied. Total rules applied 80 place count 783 transition count 783
Applied a total of 80 rules in 37 ms. Remains 783 /823 variables (removed 40) and now considering 783/823 (removed 40) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 38 ms. Remains : 783/823 places, 783/823 transitions.
[2023-03-20 21:31:11] [INFO ] Flatten gal took : 15 ms
[2023-03-20 21:31:11] [INFO ] Flatten gal took : 15 ms
[2023-03-20 21:31:11] [INFO ] Input system was already deterministic with 783 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 823/823 places, 823/823 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 217 transitions
Trivial Post-agglo rules discarded 217 transitions
Performed 217 trivial Post agglomeration. Transition count delta: 217
Iterating post reduction 0 with 217 rules applied. Total rules applied 217 place count 822 transition count 605
Reduce places removed 217 places and 0 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 1 with 221 rules applied. Total rules applied 438 place count 605 transition count 601
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 442 place count 601 transition count 601
Performed 134 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 134 Pre rules applied. Total rules applied 442 place count 601 transition count 467
Deduced a syphon composed of 134 places in 0 ms
Reduce places removed 134 places and 0 transitions.
Iterating global reduction 3 with 268 rules applied. Total rules applied 710 place count 467 transition count 467
Discarding 28 places :
Symmetric choice reduction at 3 with 28 rule applications. Total rules 738 place count 439 transition count 439
Iterating global reduction 3 with 28 rules applied. Total rules applied 766 place count 439 transition count 439
Performed 24 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 24 Pre rules applied. Total rules applied 766 place count 439 transition count 415
Deduced a syphon composed of 24 places in 1 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 3 with 48 rules applied. Total rules applied 814 place count 415 transition count 415
Performed 165 Post agglomeration using F-continuation condition.Transition count delta: 165
Deduced a syphon composed of 165 places in 0 ms
Reduce places removed 165 places and 0 transitions.
Iterating global reduction 3 with 330 rules applied. Total rules applied 1144 place count 250 transition count 250
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1145 place count 250 transition count 249
Renaming transitions due to excessive name length > 1024 char.
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 4 with 2 rules applied. Total rules applied 1147 place count 249 transition count 248
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1149 place count 247 transition count 246
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 1150 place count 246 transition count 246
Applied a total of 1150 rules in 69 ms. Remains 246 /823 variables (removed 577) and now considering 246/823 (removed 577) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 70 ms. Remains : 246/823 places, 246/823 transitions.
[2023-03-20 21:31:11] [INFO ] Flatten gal took : 6 ms
[2023-03-20 21:31:11] [INFO ] Flatten gal took : 6 ms
[2023-03-20 21:31:11] [INFO ] Input system was already deterministic with 246 transitions.
Starting structural reductions in LTL mode, iteration 0 : 823/823 places, 823/823 transitions.
Discarding 40 places :
Symmetric choice reduction at 0 with 40 rule applications. Total rules 40 place count 783 transition count 783
Iterating global reduction 0 with 40 rules applied. Total rules applied 80 place count 783 transition count 783
Applied a total of 80 rules in 31 ms. Remains 783 /823 variables (removed 40) and now considering 783/823 (removed 40) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 31 ms. Remains : 783/823 places, 783/823 transitions.
[2023-03-20 21:31:12] [INFO ] Flatten gal took : 14 ms
[2023-03-20 21:31:12] [INFO ] Flatten gal took : 14 ms
[2023-03-20 21:31:12] [INFO ] Input system was already deterministic with 783 transitions.
Starting structural reductions in LTL mode, iteration 0 : 823/823 places, 823/823 transitions.
Discarding 39 places :
Symmetric choice reduction at 0 with 39 rule applications. Total rules 39 place count 784 transition count 784
Iterating global reduction 0 with 39 rules applied. Total rules applied 78 place count 784 transition count 784
Applied a total of 78 rules in 41 ms. Remains 784 /823 variables (removed 39) and now considering 784/823 (removed 39) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 41 ms. Remains : 784/823 places, 784/823 transitions.
[2023-03-20 21:31:12] [INFO ] Flatten gal took : 16 ms
[2023-03-20 21:31:12] [INFO ] Flatten gal took : 15 ms
[2023-03-20 21:31:12] [INFO ] Input system was already deterministic with 784 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 823/823 places, 823/823 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 221 transitions
Trivial Post-agglo rules discarded 221 transitions
Performed 221 trivial Post agglomeration. Transition count delta: 221
Iterating post reduction 0 with 221 rules applied. Total rules applied 221 place count 822 transition count 601
Reduce places removed 221 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 222 rules applied. Total rules applied 443 place count 601 transition count 600
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 444 place count 600 transition count 600
Performed 136 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 136 Pre rules applied. Total rules applied 444 place count 600 transition count 464
Deduced a syphon composed of 136 places in 0 ms
Reduce places removed 136 places and 0 transitions.
Iterating global reduction 3 with 272 rules applied. Total rules applied 716 place count 464 transition count 464
Discarding 30 places :
Symmetric choice reduction at 3 with 30 rule applications. Total rules 746 place count 434 transition count 434
Iterating global reduction 3 with 30 rules applied. Total rules applied 776 place count 434 transition count 434
Performed 26 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 26 Pre rules applied. Total rules applied 776 place count 434 transition count 408
Deduced a syphon composed of 26 places in 0 ms
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 3 with 52 rules applied. Total rules applied 828 place count 408 transition count 408
Performed 162 Post agglomeration using F-continuation condition.Transition count delta: 162
Deduced a syphon composed of 162 places in 0 ms
Reduce places removed 162 places and 0 transitions.
Iterating global reduction 3 with 324 rules applied. Total rules applied 1152 place count 246 transition count 246
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1153 place count 246 transition count 245
Renaming transitions due to excessive name length > 1024 char.
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 4 with 2 rules applied. Total rules applied 1155 place count 245 transition count 244
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1157 place count 243 transition count 242
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 1158 place count 242 transition count 242
Applied a total of 1158 rules in 59 ms. Remains 242 /823 variables (removed 581) and now considering 242/823 (removed 581) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 59 ms. Remains : 242/823 places, 242/823 transitions.
[2023-03-20 21:31:12] [INFO ] Flatten gal took : 6 ms
[2023-03-20 21:31:12] [INFO ] Flatten gal took : 6 ms
[2023-03-20 21:31:12] [INFO ] Input system was already deterministic with 242 transitions.
Starting structural reductions in LTL mode, iteration 0 : 823/823 places, 823/823 transitions.
Discarding 37 places :
Symmetric choice reduction at 0 with 37 rule applications. Total rules 37 place count 786 transition count 786
Iterating global reduction 0 with 37 rules applied. Total rules applied 74 place count 786 transition count 786
Applied a total of 74 rules in 36 ms. Remains 786 /823 variables (removed 37) and now considering 786/823 (removed 37) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 36 ms. Remains : 786/823 places, 786/823 transitions.
[2023-03-20 21:31:12] [INFO ] Flatten gal took : 14 ms
[2023-03-20 21:31:12] [INFO ] Flatten gal took : 15 ms
[2023-03-20 21:31:12] [INFO ] Input system was already deterministic with 786 transitions.
[2023-03-20 21:31:12] [INFO ] Flatten gal took : 15 ms
[2023-03-20 21:31:12] [INFO ] Flatten gal took : 16 ms
[2023-03-20 21:31:12] [INFO ] Export to MCC of 14 properties in file /home/mcc/execution/CTLCardinality.sr.xml took 13 ms.
[2023-03-20 21:31:12] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 823 places, 823 transitions and 2006 arcs took 4 ms.
Total runtime 13757 ms.
There are residual formulas that ITS could not solve within timeout
timeout --kill-after=10s --signal=SIGINT 1m for testing only

Marcie built on Linux at 2019-11-18.
A model checker for Generalized Stochastic Petri nets

authors: Alex Tovchigrechko (IDD package and CTL model checking)

Martin Schwarick (Symbolic numerical analysis and CSL model checking)

Christian Rohr (Simulative and approximative numerical model checking)

marcie@informatik.tu-cottbus.de

called as: /home/mcc/BenchKit/bin//../reducer/bin//../../marcie/bin/marcie --net-file=model.pnml --mcc-file=CTLCardinality.xml --memory=6 --mcc-mode

parse successfull
net created successfully

Net: Petri
(NrP: 823 NrTr: 823 NrArc: 2006)

parse formulas
formulas created successfully
place and transition orderings generation:0m 0.037sec

net check time: 0m 0.000sec

init dd package: 0m 3.132sec


before gc: list nodes free: 1132057

after gc: idd nodes used:42258057, unused:21741943; list nodes free:97663660

before gc: list nodes free: 113511

after gc: idd nodes used:43306633, unused:20693367; list nodes free:92945068

before gc: list nodes free: 2005332

after gc: idd nodes used:44355209, unused:19644791; list nodes free:90323628

before gc: list nodes free: 1185522

after gc: idd nodes used:45403785, unused:18596215; list nodes free:85605036

before gc: list nodes free: 226659

after gc: idd nodes used:47500937, unused:16499063; list nodes free:74956524

before gc: list nodes free: 1735822

after gc: idd nodes used:48549513, unused:15450487; list nodes free:71973548

before gc: list nodes free: 39440688

after gc: idd nodes used:50140108, unused:13859892; list nodes free:102305124

before gc: list nodes free: 42076926

after gc: idd nodes used:59938365, unused:4061635; list nodes free:59575575

RS generation: 41m45.597sec


-> last computed set: #nodes 59937544 (6.0e+07) #states 3,883,298,817,239,657,923,530,209,857,431,200 (33)


CANNOT_COMPUTE


BK_STOP 1679350442437

--------------------
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 CTLCardinality -timeout 360 -rebuildPNML
check for maximal unmarked siphon
ok
check for constant places
ok
check if there are places and transitions
ok
check if there are transitions without pre-places
ok
check if at least one transition is enabled in m0
ok
check if there are transitions that can never fire
ok


initing FirstDep: 0m 0.001sec

idd.cc:820: DD Exception: No free nodes

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-020B"
export BK_EXAMINATION="CTLCardinality"
export BK_TOOL="marciexred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool marciexred"
echo " Input is ShieldRVt-PT-020B, examination is CTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r426-tajo-167905978700281"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldRVt-PT-020B.tgz
mv ShieldRVt-PT-020B execution
cd execution
if [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "UpperBounds" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] || [ "CTLCardinality" = "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 [ "CTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLCardinality" != "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 "CTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "CTLCardinality.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 '' CTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLCardinality"
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 ;