Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r298-tall-167873951800505.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool marciexred
Input is PolyORBLF-PT-S02J04T10, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r298-tall-167873951800505
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.1M
-rw-r--r-- 1 mcc users 19K Feb 26 13:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 100K Feb 26 13:58 CTLCardinality.xml
-rw-r--r-- 1 mcc users 25K Feb 26 13:56 CTLFireability.txt
-rw-r--r-- 1 mcc users 139K Feb 26 13:56 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 9.9K Feb 25 16:34 LTLCardinality.txt
-rw-r--r-- 1 mcc users 41K Feb 25 16:34 LTLCardinality.xml
-rw-r--r-- 1 mcc users 9.9K Feb 25 16:34 LTLFireability.txt
-rw-r--r-- 1 mcc users 43K Feb 25 16:34 LTLFireability.xml
-rw-r--r-- 1 mcc users 54K Feb 26 14:04 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 249K Feb 26 14:04 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 65K Feb 26 14:02 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 329K Feb 26 14:02 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.7K Feb 25 16:34 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.6K Feb 25 16:34 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 10 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 906K 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 PolyORBLF-PT-S02J04T10-CTLCardinality-00
FORMULA_NAME PolyORBLF-PT-S02J04T10-CTLCardinality-01
FORMULA_NAME PolyORBLF-PT-S02J04T10-CTLCardinality-02
FORMULA_NAME PolyORBLF-PT-S02J04T10-CTLCardinality-03
FORMULA_NAME PolyORBLF-PT-S02J04T10-CTLCardinality-04
FORMULA_NAME PolyORBLF-PT-S02J04T10-CTLCardinality-05
FORMULA_NAME PolyORBLF-PT-S02J04T10-CTLCardinality-06
FORMULA_NAME PolyORBLF-PT-S02J04T10-CTLCardinality-07
FORMULA_NAME PolyORBLF-PT-S02J04T10-CTLCardinality-08
FORMULA_NAME PolyORBLF-PT-S02J04T10-CTLCardinality-09
FORMULA_NAME PolyORBLF-PT-S02J04T10-CTLCardinality-10
FORMULA_NAME PolyORBLF-PT-S02J04T10-CTLCardinality-11
FORMULA_NAME PolyORBLF-PT-S02J04T10-CTLCardinality-12
FORMULA_NAME PolyORBLF-PT-S02J04T10-CTLCardinality-13
FORMULA_NAME PolyORBLF-PT-S02J04T10-CTLCardinality-14
FORMULA_NAME PolyORBLF-PT-S02J04T10-CTLCardinality-15

=== Now, execution of the tool begins

BK_START 1679569122008

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=PolyORBLF-PT-S02J04T10
Applying reductions before tool marcie
Invoking reducer
Running Version 202303021504
[2023-03-23 10:58:43] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-23 10:58:43] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-23 10:58:43] [INFO ] Load time of PNML (sax parser for PT used): 105 ms
[2023-03-23 10:58:43] [INFO ] Transformed 752 places.
[2023-03-23 10:58:43] [INFO ] Transformed 1572 transitions.
[2023-03-23 10:58:43] [INFO ] Parsed PT model containing 752 places and 1572 transitions and 7262 arcs in 178 ms.
Parsed 16 properties from file /home/mcc/execution/CTLCardinality.xml in 12 ms.
Ensure Unique test removed 160 transitions
Reduce redundant transitions removed 160 transitions.
Support contains 477 out of 752 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 752/752 places, 1412/1412 transitions.
Applied a total of 0 rules in 40 ms. Remains 752 /752 variables (removed 0) and now considering 1412/1412 (removed 0) transitions.
[2023-03-23 10:58:43] [INFO ] Flow matrix only has 1392 transitions (discarded 20 similar events)
// Phase 1: matrix 1392 rows 752 cols
[2023-03-23 10:58:43] [INFO ] Computed 54 place invariants in 101 ms
[2023-03-23 10:58:45] [INFO ] Dead Transitions using invariants and state equation in 1996 ms found 110 transitions.
Found 110 dead transitions using SMT.
Drop transitions removed 110 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 110 transitions.
[2023-03-23 10:58:45] [INFO ] Flow matrix only has 1282 transitions (discarded 20 similar events)
// Phase 1: matrix 1282 rows 752 cols
[2023-03-23 10:58:45] [INFO ] Computed 54 place invariants in 46 ms
[2023-03-23 10:58:46] [INFO ] Implicit Places using invariants in 377 ms returned [4, 102, 191, 278, 396, 436, 526, 579, 590, 674]
Discarding 10 places :
Implicit Place search using SMT only with invariants took 388 ms to find 10 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 742/752 places, 1302/1412 transitions.
Reduce places removed 1 places and 20 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 741 transition count 1282
Reduce places removed 9 places and 20 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 10 place count 732 transition count 1262
Deduced a syphon composed of 12 places in 2 ms
Applied a total of 10 rules in 31 ms. Remains 732 /742 variables (removed 10) and now considering 1262/1302 (removed 40) transitions.
[2023-03-23 10:58:46] [INFO ] Flow matrix only has 1242 transitions (discarded 20 similar events)
// Phase 1: matrix 1242 rows 732 cols
[2023-03-23 10:58:46] [INFO ] Computed 56 place invariants in 35 ms
[2023-03-23 10:58:46] [INFO ] Implicit Places using invariants in 299 ms returned []
[2023-03-23 10:58:46] [INFO ] Flow matrix only has 1242 transitions (discarded 20 similar events)
[2023-03-23 10:58:46] [INFO ] Invariant cache hit.
[2023-03-23 10:58:46] [INFO ] State equation strengthened by 120 read => feed constraints.
[2023-03-23 10:58:49] [INFO ] Implicit Places using invariants and state equation in 2645 ms returned []
Implicit Place search using SMT with State Equation took 2945 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 732/752 places, 1262/1412 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 5425 ms. Remains : 732/752 places, 1262/1412 transitions.
Deduced a syphon composed of 12 places in 2 ms
Reduce places removed 12 places and 0 transitions.
Support contains 465 out of 720 places after structural reductions.
[2023-03-23 10:58:49] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
[2023-03-23 10:58:49] [INFO ] Flatten gal took : 134 ms
FORMULA PolyORBLF-PT-S02J04T10-CTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-23 10:58:49] [INFO ] Flatten gal took : 81 ms
[2023-03-23 10:58:49] [INFO ] Input system was already deterministic with 1262 transitions.
Support contains 428 out of 720 places (down from 465) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 461 ms. (steps per millisecond=21 ) properties (out of 54) seen :18
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 36) seen :0
Running SMT prover for 36 properties.
[2023-03-23 10:58:50] [INFO ] Flow matrix only has 1242 transitions (discarded 20 similar events)
// Phase 1: matrix 1242 rows 720 cols
[2023-03-23 10:58:50] [INFO ] Computed 44 place invariants in 15 ms
[2023-03-23 10:58:51] [INFO ] After 575ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:36
[2023-03-23 10:58:51] [INFO ] [Nat]Absence check using 17 positive place invariants in 18 ms returned sat
[2023-03-23 10:58:51] [INFO ] [Nat]Absence check using 17 positive and 27 generalized place invariants in 21 ms returned sat
[2023-03-23 10:58:56] [INFO ] After 4495ms SMT Verify possible using state equation in natural domain returned unsat :32 sat :4
[2023-03-23 10:58:56] [INFO ] State equation strengthened by 120 read => feed constraints.
[2023-03-23 10:59:00] [INFO ] After 3660ms SMT Verify possible using 120 Read/Feed constraints in natural domain returned unsat :32 sat :4
[2023-03-23 10:59:01] [INFO ] Deduced a trap composed of 65 places in 93 ms of which 4 ms to minimize.
[2023-03-23 10:59:01] [INFO ] Deduced a trap composed of 64 places in 56 ms of which 1 ms to minimize.
[2023-03-23 10:59:01] [INFO ] Deduced a trap composed of 64 places in 48 ms of which 1 ms to minimize.
[2023-03-23 10:59:01] [INFO ] Deduced a trap composed of 64 places in 53 ms of which 2 ms to minimize.
[2023-03-23 10:59:01] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 814 ms
[2023-03-23 10:59:02] [INFO ] Deduced a trap composed of 64 places in 51 ms of which 1 ms to minimize.
[2023-03-23 10:59:02] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 175 ms
[2023-03-23 10:59:02] [INFO ] After 6407ms SMT Verify possible using trap constraints in natural domain returned unsat :33 sat :3
Attempting to minimize the solution found.
Minimization took 1449 ms.
[2023-03-23 10:59:04] [INFO ] After 12990ms SMT Verify possible using all constraints in natural domain returned unsat :33 sat :3
Fused 36 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 5 ms.
Support contains 63 out of 720 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 720/720 places, 1262/1262 transitions.
Ensure Unique test removed 2 places
Drop transitions removed 49 transitions
Trivial Post-agglo rules discarded 49 transitions
Performed 49 trivial Post agglomeration. Transition count delta: 49
Iterating post reduction 0 with 51 rules applied. Total rules applied 51 place count 718 transition count 1213
Reduce places removed 49 places and 0 transitions.
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Iterating post reduction 1 with 59 rules applied. Total rules applied 110 place count 669 transition count 1203
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 120 place count 659 transition count 1203
Performed 80 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 80 Pre rules applied. Total rules applied 120 place count 659 transition count 1123
Deduced a syphon composed of 80 places in 2 ms
Reduce places removed 80 places and 0 transitions.
Iterating global reduction 3 with 160 rules applied. Total rules applied 280 place count 579 transition count 1123
Discarding 10 places :
Symmetric choice reduction at 3 with 10 rule applications. Total rules 290 place count 569 transition count 1113
Iterating global reduction 3 with 10 rules applied. Total rules applied 300 place count 569 transition count 1113
Performed 40 Post agglomeration using F-continuation condition.Transition count delta: 40
Deduced a syphon composed of 40 places in 2 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 3 with 80 rules applied. Total rules applied 380 place count 529 transition count 1073
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 3 with 10 rules applied. Total rules applied 390 place count 529 transition count 1063
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 3 with 10 rules applied. Total rules applied 400 place count 519 transition count 1063
Partial Free-agglomeration rule applied 20 times.
Drop transitions removed 20 transitions
Iterating global reduction 4 with 20 rules applied. Total rules applied 420 place count 519 transition count 1063
Discarding 9 places :
Symmetric choice reduction at 4 with 9 rule applications. Total rules 429 place count 510 transition count 1054
Iterating global reduction 4 with 9 rules applied. Total rules applied 438 place count 510 transition count 1054
Applied a total of 438 rules in 225 ms. Remains 510 /720 variables (removed 210) and now considering 1054/1262 (removed 208) transitions.
[2023-03-23 10:59:04] [INFO ] Flow matrix only has 1034 transitions (discarded 20 similar events)
// Phase 1: matrix 1034 rows 510 cols
[2023-03-23 10:59:04] [INFO ] Computed 42 place invariants in 18 ms
[2023-03-23 10:59:05] [INFO ] Dead Transitions using invariants and state equation in 812 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1038 ms. Remains : 510/720 places, 1054/1262 transitions.
Incomplete random walk after 10000 steps, including 3 resets, run finished after 154 ms. (steps per millisecond=64 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 2) seen :1
Running SMT prover for 1 properties.
[2023-03-23 10:59:05] [INFO ] Flow matrix only has 1034 transitions (discarded 20 similar events)
[2023-03-23 10:59:05] [INFO ] Invariant cache hit.
[2023-03-23 10:59:05] [INFO ] After 61ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-23 10:59:05] [INFO ] [Nat]Absence check using 15 positive place invariants in 4 ms returned sat
[2023-03-23 10:59:05] [INFO ] [Nat]Absence check using 15 positive and 27 generalized place invariants in 24 ms returned sat
[2023-03-23 10:59:09] [INFO ] After 3741ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-23 10:59:09] [INFO ] State equation strengthened by 120 read => feed constraints.
[2023-03-23 10:59:10] [INFO ] After 1058ms SMT Verify possible using 120 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-23 10:59:11] [INFO ] Deduced a trap composed of 211 places in 226 ms of which 1 ms to minimize.
[2023-03-23 10:59:11] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 363 ms
[2023-03-23 10:59:11] [INFO ] After 1635ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 562 ms.
[2023-03-23 10:59:11] [INFO ] After 6042ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 41 out of 510 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 510/510 places, 1054/1054 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 0 with 1 rules applied. Total rules applied 1 place count 510 transition count 1053
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 509 transition count 1053
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Deduced a syphon composed of 20 places in 1 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 2 with 40 rules applied. Total rules applied 42 place count 489 transition count 1033
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 52 place count 489 transition count 1023
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 62 place count 479 transition count 1023
Applied a total of 62 rules in 82 ms. Remains 479 /510 variables (removed 31) and now considering 1023/1054 (removed 31) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 82 ms. Remains : 479/510 places, 1023/1054 transitions.
Incomplete random walk after 10000 steps, including 5 resets, run finished after 53 ms. (steps per millisecond=188 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 1) seen :0
Finished probabilistic random walk after 111376 steps, run visited all 1 properties in 1818 ms. (steps per millisecond=61 )
Probabilistic random walk after 111376 steps, saw 69460 distinct states, run finished after 1822 ms. (steps per millisecond=61 ) properties seen :1
Successfully simplified 33 atomic propositions for a total of 15 simplifications.
FORMULA PolyORBLF-PT-S02J04T10-CTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PolyORBLF-PT-S02J04T10-CTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PolyORBLF-PT-S02J04T10-CTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PolyORBLF-PT-S02J04T10-CTLCardinality-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-23 10:59:13] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
[2023-03-23 10:59:13] [INFO ] Flatten gal took : 62 ms
[2023-03-23 10:59:13] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
FORMULA PolyORBLF-PT-S02J04T10-CTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PolyORBLF-PT-S02J04T10-CTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-23 10:59:13] [INFO ] Flatten gal took : 57 ms
[2023-03-23 10:59:14] [INFO ] Input system was already deterministic with 1262 transitions.
Support contains 184 out of 720 places (down from 244) after GAL structural reductions.
Computed a total of 0 stabilizing places and 0 stable transitions
Starting structural reductions in LTL mode, iteration 0 : 720/720 places, 1262/1262 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 718 transition count 1262
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 12 place count 708 transition count 1252
Iterating global reduction 1 with 10 rules applied. Total rules applied 22 place count 708 transition count 1252
Applied a total of 22 rules in 31 ms. Remains 708 /720 variables (removed 12) and now considering 1252/1262 (removed 10) transitions.
[2023-03-23 10:59:14] [INFO ] Flow matrix only has 1232 transitions (discarded 20 similar events)
// Phase 1: matrix 1232 rows 708 cols
[2023-03-23 10:59:14] [INFO ] Computed 42 place invariants in 23 ms
[2023-03-23 10:59:15] [INFO ] Dead Transitions using invariants and state equation in 1313 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1352 ms. Remains : 708/720 places, 1252/1262 transitions.
[2023-03-23 10:59:15] [INFO ] Flatten gal took : 45 ms
[2023-03-23 10:59:15] [INFO ] Flatten gal took : 46 ms
[2023-03-23 10:59:15] [INFO ] Input system was already deterministic with 1252 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 720/720 places, 1262/1262 transitions.
Ensure Unique test removed 2 places
Drop transitions removed 70 transitions
Trivial Post-agglo rules discarded 70 transitions
Performed 70 trivial Post agglomeration. Transition count delta: 70
Iterating post reduction 0 with 70 rules applied. Total rules applied 70 place count 718 transition count 1192
Reduce places removed 70 places and 0 transitions.
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Iterating post reduction 1 with 80 rules applied. Total rules applied 150 place count 648 transition count 1182
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 160 place count 638 transition count 1182
Performed 60 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 60 Pre rules applied. Total rules applied 160 place count 638 transition count 1122
Deduced a syphon composed of 60 places in 1 ms
Reduce places removed 60 places and 0 transitions.
Iterating global reduction 3 with 120 rules applied. Total rules applied 280 place count 578 transition count 1122
Discarding 9 places :
Symmetric choice reduction at 3 with 9 rule applications. Total rules 289 place count 569 transition count 1113
Iterating global reduction 3 with 9 rules applied. Total rules applied 298 place count 569 transition count 1113
Performed 50 Post agglomeration using F-continuation condition.Transition count delta: 50
Deduced a syphon composed of 50 places in 1 ms
Reduce places removed 50 places and 0 transitions.
Iterating global reduction 3 with 100 rules applied. Total rules applied 398 place count 519 transition count 1063
Applied a total of 398 rules in 94 ms. Remains 519 /720 variables (removed 201) and now considering 1063/1262 (removed 199) transitions.
[2023-03-23 10:59:15] [INFO ] Flow matrix only has 1043 transitions (discarded 20 similar events)
// Phase 1: matrix 1043 rows 519 cols
[2023-03-23 10:59:15] [INFO ] Computed 42 place invariants in 16 ms
[2023-03-23 10:59:16] [INFO ] Dead Transitions using invariants and state equation in 896 ms found 0 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 993 ms. Remains : 519/720 places, 1063/1262 transitions.
[2023-03-23 10:59:16] [INFO ] Flatten gal took : 37 ms
[2023-03-23 10:59:16] [INFO ] Flatten gal took : 39 ms
[2023-03-23 10:59:16] [INFO ] Input system was already deterministic with 1063 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 720/720 places, 1262/1262 transitions.
Ensure Unique test removed 2 places
Drop transitions removed 80 transitions
Trivial Post-agglo rules discarded 80 transitions
Performed 80 trivial Post agglomeration. Transition count delta: 80
Iterating post reduction 0 with 80 rules applied. Total rules applied 80 place count 718 transition count 1182
Reduce places removed 80 places and 0 transitions.
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Iterating post reduction 1 with 90 rules applied. Total rules applied 170 place count 638 transition count 1172
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 180 place count 628 transition count 1172
Performed 80 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 80 Pre rules applied. Total rules applied 180 place count 628 transition count 1092
Deduced a syphon composed of 80 places in 1 ms
Reduce places removed 80 places and 0 transitions.
Iterating global reduction 3 with 160 rules applied. Total rules applied 340 place count 548 transition count 1092
Discarding 9 places :
Symmetric choice reduction at 3 with 9 rule applications. Total rules 349 place count 539 transition count 1083
Iterating global reduction 3 with 9 rules applied. Total rules applied 358 place count 539 transition count 1083
Performed 60 Post agglomeration using F-continuation condition.Transition count delta: 60
Deduced a syphon composed of 60 places in 1 ms
Reduce places removed 60 places and 0 transitions.
Iterating global reduction 3 with 120 rules applied. Total rules applied 478 place count 479 transition count 1023
Applied a total of 478 rules in 69 ms. Remains 479 /720 variables (removed 241) and now considering 1023/1262 (removed 239) transitions.
[2023-03-23 10:59:16] [INFO ] Flow matrix only has 1003 transitions (discarded 20 similar events)
// Phase 1: matrix 1003 rows 479 cols
[2023-03-23 10:59:16] [INFO ] Computed 42 place invariants in 19 ms
[2023-03-23 10:59:17] [INFO ] Dead Transitions using invariants and state equation in 776 ms found 0 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 848 ms. Remains : 479/720 places, 1023/1262 transitions.
[2023-03-23 10:59:17] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
[2023-03-23 10:59:17] [INFO ] Flatten gal took : 39 ms
FORMULA PolyORBLF-PT-S02J04T10-CTLCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-23 10:59:17] [INFO ] Flatten gal took : 39 ms
[2023-03-23 10:59:17] [INFO ] Input system was already deterministic with 1023 transitions.
Support contains 0 out of 479 places (down from 20) after GAL structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 720/720 places, 1262/1262 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 718 transition count 1262
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 12 place count 708 transition count 1252
Iterating global reduction 1 with 10 rules applied. Total rules applied 22 place count 708 transition count 1252
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 32 place count 698 transition count 1242
Iterating global reduction 1 with 10 rules applied. Total rules applied 42 place count 698 transition count 1242
Applied a total of 42 rules in 49 ms. Remains 698 /720 variables (removed 22) and now considering 1242/1262 (removed 20) transitions.
[2023-03-23 10:59:17] [INFO ] Flow matrix only has 1222 transitions (discarded 20 similar events)
// Phase 1: matrix 1222 rows 698 cols
[2023-03-23 10:59:17] [INFO ] Computed 42 place invariants in 21 ms
[2023-03-23 10:59:19] [INFO ] Dead Transitions using invariants and state equation in 1274 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1327 ms. Remains : 698/720 places, 1242/1262 transitions.
[2023-03-23 10:59:19] [INFO ] Flatten gal took : 43 ms
[2023-03-23 10:59:19] [INFO ] Flatten gal took : 40 ms
[2023-03-23 10:59:19] [INFO ] Input system was already deterministic with 1242 transitions.
Starting structural reductions in LTL mode, iteration 0 : 720/720 places, 1262/1262 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 718 transition count 1262
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 12 place count 708 transition count 1252
Iterating global reduction 1 with 10 rules applied. Total rules applied 22 place count 708 transition count 1252
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 32 place count 698 transition count 1242
Iterating global reduction 1 with 10 rules applied. Total rules applied 42 place count 698 transition count 1242
Applied a total of 42 rules in 34 ms. Remains 698 /720 variables (removed 22) and now considering 1242/1262 (removed 20) transitions.
[2023-03-23 10:59:19] [INFO ] Flow matrix only has 1222 transitions (discarded 20 similar events)
[2023-03-23 10:59:19] [INFO ] Invariant cache hit.
[2023-03-23 10:59:20] [INFO ] Dead Transitions using invariants and state equation in 1283 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1319 ms. Remains : 698/720 places, 1242/1262 transitions.
[2023-03-23 10:59:20] [INFO ] Flatten gal took : 35 ms
[2023-03-23 10:59:20] [INFO ] Flatten gal took : 38 ms
[2023-03-23 10:59:20] [INFO ] Input system was already deterministic with 1242 transitions.
Starting structural reductions in LTL mode, iteration 0 : 720/720 places, 1262/1262 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 718 transition count 1262
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 12 place count 708 transition count 1252
Iterating global reduction 1 with 10 rules applied. Total rules applied 22 place count 708 transition count 1252
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 31 place count 699 transition count 1243
Iterating global reduction 1 with 9 rules applied. Total rules applied 40 place count 699 transition count 1243
Applied a total of 40 rules in 34 ms. Remains 699 /720 variables (removed 21) and now considering 1243/1262 (removed 19) transitions.
[2023-03-23 10:59:20] [INFO ] Flow matrix only has 1223 transitions (discarded 20 similar events)
// Phase 1: matrix 1223 rows 699 cols
[2023-03-23 10:59:20] [INFO ] Computed 42 place invariants in 16 ms
[2023-03-23 10:59:22] [INFO ] Dead Transitions using invariants and state equation in 1245 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1282 ms. Remains : 699/720 places, 1243/1262 transitions.
[2023-03-23 10:59:22] [INFO ] Flatten gal took : 36 ms
[2023-03-23 10:59:22] [INFO ] Flatten gal took : 36 ms
[2023-03-23 10:59:22] [INFO ] Input system was already deterministic with 1243 transitions.
Starting structural reductions in LTL mode, iteration 0 : 720/720 places, 1262/1262 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 718 transition count 1262
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 12 place count 708 transition count 1252
Iterating global reduction 1 with 10 rules applied. Total rules applied 22 place count 708 transition count 1252
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 32 place count 698 transition count 1242
Iterating global reduction 1 with 10 rules applied. Total rules applied 42 place count 698 transition count 1242
Applied a total of 42 rules in 36 ms. Remains 698 /720 variables (removed 22) and now considering 1242/1262 (removed 20) transitions.
[2023-03-23 10:59:22] [INFO ] Flow matrix only has 1222 transitions (discarded 20 similar events)
// Phase 1: matrix 1222 rows 698 cols
[2023-03-23 10:59:22] [INFO ] Computed 42 place invariants in 23 ms
[2023-03-23 10:59:23] [INFO ] Dead Transitions using invariants and state equation in 1365 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1402 ms. Remains : 698/720 places, 1242/1262 transitions.
[2023-03-23 10:59:23] [INFO ] Flatten gal took : 33 ms
[2023-03-23 10:59:23] [INFO ] Flatten gal took : 45 ms
[2023-03-23 10:59:23] [INFO ] Input system was already deterministic with 1242 transitions.
Starting structural reductions in LTL mode, iteration 0 : 720/720 places, 1262/1262 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 718 transition count 1262
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 12 place count 708 transition count 1252
Iterating global reduction 1 with 10 rules applied. Total rules applied 22 place count 708 transition count 1252
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 32 place count 698 transition count 1242
Iterating global reduction 1 with 10 rules applied. Total rules applied 42 place count 698 transition count 1242
Applied a total of 42 rules in 34 ms. Remains 698 /720 variables (removed 22) and now considering 1242/1262 (removed 20) transitions.
[2023-03-23 10:59:23] [INFO ] Flow matrix only has 1222 transitions (discarded 20 similar events)
[2023-03-23 10:59:23] [INFO ] Invariant cache hit.
[2023-03-23 10:59:25] [INFO ] Dead Transitions using invariants and state equation in 1357 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1392 ms. Remains : 698/720 places, 1242/1262 transitions.
[2023-03-23 10:59:25] [INFO ] Flatten gal took : 33 ms
[2023-03-23 10:59:25] [INFO ] Flatten gal took : 45 ms
[2023-03-23 10:59:25] [INFO ] Input system was already deterministic with 1242 transitions.
Starting structural reductions in LTL mode, iteration 0 : 720/720 places, 1262/1262 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 718 transition count 1262
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 12 place count 708 transition count 1252
Iterating global reduction 1 with 10 rules applied. Total rules applied 22 place count 708 transition count 1252
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 32 place count 698 transition count 1242
Iterating global reduction 1 with 10 rules applied. Total rules applied 42 place count 698 transition count 1242
Applied a total of 42 rules in 35 ms. Remains 698 /720 variables (removed 22) and now considering 1242/1262 (removed 20) transitions.
[2023-03-23 10:59:25] [INFO ] Flow matrix only has 1222 transitions (discarded 20 similar events)
[2023-03-23 10:59:25] [INFO ] Invariant cache hit.
[2023-03-23 10:59:26] [INFO ] Dead Transitions using invariants and state equation in 1320 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1356 ms. Remains : 698/720 places, 1242/1262 transitions.
[2023-03-23 10:59:26] [INFO ] Flatten gal took : 42 ms
[2023-03-23 10:59:26] [INFO ] Flatten gal took : 34 ms
[2023-03-23 10:59:26] [INFO ] Input system was already deterministic with 1242 transitions.
[2023-03-23 10:59:26] [INFO ] Flatten gal took : 34 ms
[2023-03-23 10:59:26] [INFO ] Flatten gal took : 35 ms
[2023-03-23 10:59:26] [INFO ] Export to MCC of 8 properties in file /home/mcc/execution/CTLCardinality.sr.xml took 1 ms.
[2023-03-23 10:59:26] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 720 places, 1262 transitions and 5352 arcs took 9 ms.
Total runtime 43583 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: 720 NrTr: 1262 NrArc: 5352)

parse formulas
formulas created successfully
place and transition orderings generation:0m 0.088sec

net check time: 0m 0.000sec

init dd package: 0m 2.769sec

TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 9044604 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16093520 kB

BK_TIME_CONFINEMENT_REACHED

--------------------
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 0.017sec

51152 103860 124049 141988 158802 173128 184053 198077 229198 323170 420047 518205 550884 600181 605096 661728 668285 713896 776599 783595 830431 843700 846397 858996 897814 919134 932065 943773 949163 952084 951654 967372 953603 964266 967463 965317 960580 981436 1007575 1010672 1003255 1001476 988214 1033765 1044046 1035212 1026306 1023483

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="PolyORBLF-PT-S02J04T10"
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 PolyORBLF-PT-S02J04T10, 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 r298-tall-167873951800505"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-PT-S02J04T10.tgz
mv PolyORBLF-PT-S02J04T10 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 ;