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.r263-smll-167863538000302.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 lolaxred
Input is NoC3x3-PT-5B, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r263-smll-167863538000302
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 980K
-rw-r--r-- 1 mcc users 5.5K Feb 26 10:15 CTLCardinality.txt
-rw-r--r-- 1 mcc users 57K Feb 26 10:15 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K Feb 26 10:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K Feb 26 10:14 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.1K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.4K Feb 25 16:29 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 16:29 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 16:29 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:29 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Feb 26 10:15 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 161K Feb 26 10:15 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.8K Feb 26 10:15 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 54K Feb 26 10:15 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:29 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:29 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 525K 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 NoC3x3-PT-5B-ReachabilityCardinality-00
FORMULA_NAME NoC3x3-PT-5B-ReachabilityCardinality-01
FORMULA_NAME NoC3x3-PT-5B-ReachabilityCardinality-02
FORMULA_NAME NoC3x3-PT-5B-ReachabilityCardinality-03
FORMULA_NAME NoC3x3-PT-5B-ReachabilityCardinality-04
FORMULA_NAME NoC3x3-PT-5B-ReachabilityCardinality-05
FORMULA_NAME NoC3x3-PT-5B-ReachabilityCardinality-06
FORMULA_NAME NoC3x3-PT-5B-ReachabilityCardinality-07
FORMULA_NAME NoC3x3-PT-5B-ReachabilityCardinality-08
FORMULA_NAME NoC3x3-PT-5B-ReachabilityCardinality-09
FORMULA_NAME NoC3x3-PT-5B-ReachabilityCardinality-10
FORMULA_NAME NoC3x3-PT-5B-ReachabilityCardinality-11
FORMULA_NAME NoC3x3-PT-5B-ReachabilityCardinality-12
FORMULA_NAME NoC3x3-PT-5B-ReachabilityCardinality-13
FORMULA_NAME NoC3x3-PT-5B-ReachabilityCardinality-14
FORMULA_NAME NoC3x3-PT-5B-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1678761685728

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=lolaxred
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=NoC3x3-PT-5B
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-14 02:41:29] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -timeout, 360, -rebuildPNML]
[2023-03-14 02:41:29] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-14 02:41:30] [INFO ] Load time of PNML (sax parser for PT used): 327 ms
[2023-03-14 02:41:30] [INFO ] Transformed 1571 places.
[2023-03-14 02:41:30] [INFO ] Transformed 2173 transitions.
[2023-03-14 02:41:30] [INFO ] Found NUPN structural information;
[2023-03-14 02:41:30] [INFO ] Parsed PT model containing 1571 places and 2173 transitions and 6109 arcs in 548 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 40 ms.
Working with output stream class java.io.PrintStream
FORMULA NoC3x3-PT-5B-ReachabilityCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NoC3x3-PT-5B-ReachabilityCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 16 resets, run finished after 903 ms. (steps per millisecond=11 ) properties (out of 14) seen :9
FORMULA NoC3x3-PT-5B-ReachabilityCardinality-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-5B-ReachabilityCardinality-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-5B-ReachabilityCardinality-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-5B-ReachabilityCardinality-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-5B-ReachabilityCardinality-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-5B-ReachabilityCardinality-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-5B-ReachabilityCardinality-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-5B-ReachabilityCardinality-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-5B-ReachabilityCardinality-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 109 ms. (steps per millisecond=91 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 5) seen :1
FORMULA NoC3x3-PT-5B-ReachabilityCardinality-08 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 126 ms. (steps per millisecond=79 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
// Phase 1: matrix 2173 rows 1571 cols
[2023-03-14 02:41:31] [INFO ] Computed 66 place invariants in 43 ms
[2023-03-14 02:41:32] [INFO ] After 1034ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-14 02:41:33] [INFO ] [Nat]Absence check using 66 positive place invariants in 63 ms returned sat
[2023-03-14 02:41:57] [INFO ] After 24105ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-14 02:41:57] [INFO ] After 24112ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 1 ms.
[2023-03-14 02:41:57] [INFO ] After 25022ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Fused 4 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 88 out of 1571 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1571/1571 places, 2173/2173 transitions.
Drop transitions removed 275 transitions
Trivial Post-agglo rules discarded 275 transitions
Performed 275 trivial Post agglomeration. Transition count delta: 275
Iterating post reduction 0 with 275 rules applied. Total rules applied 275 place count 1571 transition count 1898
Reduce places removed 275 places and 0 transitions.
Performed 27 Post agglomeration using F-continuation condition.Transition count delta: 27
Iterating post reduction 1 with 302 rules applied. Total rules applied 577 place count 1296 transition count 1871
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 2 with 27 rules applied. Total rules applied 604 place count 1269 transition count 1871
Discarding 258 places :
Symmetric choice reduction at 3 with 258 rule applications. Total rules 862 place count 1011 transition count 1613
Iterating global reduction 3 with 258 rules applied. Total rules applied 1120 place count 1011 transition count 1613
Performed 29 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 29 Pre rules applied. Total rules applied 1120 place count 1011 transition count 1584
Deduced a syphon composed of 29 places in 6 ms
Reduce places removed 29 places and 0 transitions.
Iterating global reduction 3 with 58 rules applied. Total rules applied 1178 place count 982 transition count 1584
Discarding 92 places :
Symmetric choice reduction at 3 with 92 rule applications. Total rules 1270 place count 890 transition count 1428
Iterating global reduction 3 with 92 rules applied. Total rules applied 1362 place count 890 transition count 1428
Discarding 44 places :
Symmetric choice reduction at 3 with 44 rule applications. Total rules 1406 place count 846 transition count 1333
Iterating global reduction 3 with 44 rules applied. Total rules applied 1450 place count 846 transition count 1333
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1463 place count 833 transition count 1307
Iterating global reduction 3 with 13 rules applied. Total rules applied 1476 place count 833 transition count 1307
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 1479 place count 830 transition count 1301
Iterating global reduction 3 with 3 rules applied. Total rules applied 1482 place count 830 transition count 1301
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 1484 place count 828 transition count 1297
Iterating global reduction 3 with 2 rules applied. Total rules applied 1486 place count 828 transition count 1297
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 1487 place count 827 transition count 1294
Iterating global reduction 3 with 1 rules applied. Total rules applied 1488 place count 827 transition count 1294
Performed 159 Post agglomeration using F-continuation condition.Transition count delta: 159
Deduced a syphon composed of 159 places in 3 ms
Reduce places removed 159 places and 0 transitions.
Iterating global reduction 3 with 318 rules applied. Total rules applied 1806 place count 668 transition count 1135
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1807 place count 668 transition count 1134
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 1808 place count 667 transition count 1130
Iterating global reduction 4 with 1 rules applied. Total rules applied 1809 place count 667 transition count 1130
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: -20
Deduced a syphon composed of 101 places in 2 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 4 with 202 rules applied. Total rules applied 2011 place count 566 transition count 1150
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 2017 place count 566 transition count 1144
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 18 places in 3 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 5 with 36 rules applied. Total rules applied 2053 place count 548 transition count 1150
Drop transitions removed 52 transitions
Redundant transition composition rules discarded 52 transitions
Iterating global reduction 5 with 52 rules applied. Total rules applied 2105 place count 548 transition count 1098
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 5 with 5 rules applied. Total rules applied 2110 place count 543 transition count 1098
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 3 Pre rules applied. Total rules applied 2110 place count 543 transition count 1095
Deduced a syphon composed of 3 places in 3 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 6 with 6 rules applied. Total rules applied 2116 place count 540 transition count 1095
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Deduced a syphon composed of 9 places in 1 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 6 with 18 rules applied. Total rules applied 2134 place count 531 transition count 1086
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 4 places in 2 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 6 with 8 rules applied. Total rules applied 2142 place count 527 transition count 1088
Free-agglomeration rule applied 21 times.
Iterating global reduction 6 with 21 rules applied. Total rules applied 2163 place count 527 transition count 1067
Reduce places removed 21 places and 0 transitions.
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 6 with 29 rules applied. Total rules applied 2192 place count 506 transition count 1059
Drop transitions removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 7 with 10 rules applied. Total rules applied 2202 place count 506 transition count 1049
Free-agglomeration rule applied 2 times.
Iterating global reduction 7 with 2 rules applied. Total rules applied 2204 place count 506 transition count 1047
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 7 with 2 rules applied. Total rules applied 2206 place count 504 transition count 1047
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 8 with 2 rules applied. Total rules applied 2208 place count 504 transition count 1045
Partial Free-agglomeration rule applied 8 times.
Drop transitions removed 8 transitions
Iterating global reduction 8 with 8 rules applied. Total rules applied 2216 place count 504 transition count 1045
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 8 with 1 rules applied. Total rules applied 2217 place count 503 transition count 1044
Applied a total of 2217 rules in 1116 ms. Remains 503 /1571 variables (removed 1068) and now considering 1044/2173 (removed 1129) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1118 ms. Remains : 503/1571 places, 1044/2173 transitions.
Incomplete random walk after 10000 steps, including 38 resets, run finished after 283 ms. (steps per millisecond=35 ) properties (out of 4) seen :1
FORMULA NoC3x3-PT-5B-ReachabilityCardinality-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-14 02:41:59] [INFO ] Flow matrix only has 1035 transitions (discarded 9 similar events)
// Phase 1: matrix 1035 rows 503 cols
[2023-03-14 02:41:59] [INFO ] Computed 61 place invariants in 15 ms
[2023-03-14 02:41:59] [INFO ] After 154ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-14 02:41:59] [INFO ] [Nat]Absence check using 61 positive place invariants in 24 ms returned sat
[2023-03-14 02:42:00] [INFO ] After 871ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-14 02:42:00] [INFO ] State equation strengthened by 34 read => feed constraints.
[2023-03-14 02:42:01] [INFO ] After 524ms SMT Verify possible using 34 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-14 02:42:01] [INFO ] Deduced a trap composed of 13 places in 205 ms of which 14 ms to minimize.
[2023-03-14 02:42:01] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 384 ms
[2023-03-14 02:42:02] [INFO ] After 1500ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 536 ms.
[2023-03-14 02:42:02] [INFO ] After 3139ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 57 ms.
Support contains 65 out of 503 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 503/503 places, 1044/1044 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 503 transition count 1038
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 12 place count 497 transition count 1038
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 12 place count 497 transition count 1037
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 14 place count 496 transition count 1037
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 16 place count 494 transition count 1034
Iterating global reduction 2 with 2 rules applied. Total rules applied 18 place count 494 transition count 1034
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Deduced a syphon composed of 9 places in 1 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 2 with 18 rules applied. Total rules applied 36 place count 485 transition count 1025
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 40 place count 481 transition count 1017
Iterating global reduction 2 with 4 rules applied. Total rules applied 44 place count 481 transition count 1017
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 8 places in 2 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 60 place count 473 transition count 1019
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 61 place count 472 transition count 1015
Iterating global reduction 2 with 1 rules applied. Total rules applied 62 place count 472 transition count 1015
Drop transitions removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 2 with 10 rules applied. Total rules applied 72 place count 472 transition count 1005
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 73 place count 471 transition count 1005
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 74 place count 470 transition count 1001
Iterating global reduction 3 with 1 rules applied. Total rules applied 75 place count 470 transition count 1001
Free-agglomeration rule applied 4 times.
Iterating global reduction 3 with 4 rules applied. Total rules applied 79 place count 470 transition count 997
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 83 place count 466 transition count 997
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 4 with 2 rules applied. Total rules applied 85 place count 466 transition count 995
Applied a total of 85 rules in 205 ms. Remains 466 /503 variables (removed 37) and now considering 995/1044 (removed 49) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 205 ms. Remains : 466/503 places, 995/1044 transitions.
Incomplete random walk after 10000 steps, including 37 resets, run finished after 399 ms. (steps per millisecond=25 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 42 ms. (steps per millisecond=238 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 55 ms. (steps per millisecond=181 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 121015 steps, run timeout after 3001 ms. (steps per millisecond=40 ) properties seen :{}
Probabilistic random walk after 121015 steps, saw 80194 distinct states, run finished after 3002 ms. (steps per millisecond=40 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-14 02:42:06] [INFO ] Flow matrix only has 987 transitions (discarded 8 similar events)
// Phase 1: matrix 987 rows 466 cols
[2023-03-14 02:42:06] [INFO ] Computed 60 place invariants in 7 ms
[2023-03-14 02:42:06] [INFO ] After 162ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-14 02:42:06] [INFO ] [Nat]Absence check using 60 positive place invariants in 33 ms returned sat
[2023-03-14 02:42:08] [INFO ] After 1181ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-14 02:42:08] [INFO ] State equation strengthened by 31 read => feed constraints.
[2023-03-14 02:42:08] [INFO ] After 727ms SMT Verify possible using 31 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-14 02:42:09] [INFO ] Deduced a trap composed of 14 places in 90 ms of which 2 ms to minimize.
[2023-03-14 02:42:09] [INFO ] Deduced a trap composed of 11 places in 92 ms of which 2 ms to minimize.
[2023-03-14 02:42:09] [INFO ] Deduced a trap composed of 15 places in 83 ms of which 2 ms to minimize.
[2023-03-14 02:42:09] [INFO ] Deduced a trap composed of 19 places in 80 ms of which 1 ms to minimize.
[2023-03-14 02:42:09] [INFO ] Deduced a trap composed of 18 places in 84 ms of which 0 ms to minimize.
[2023-03-14 02:42:09] [INFO ] Deduced a trap composed of 13 places in 57 ms of which 1 ms to minimize.
[2023-03-14 02:42:09] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 836 ms
[2023-03-14 02:42:10] [INFO ] After 2142ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 583 ms.
[2023-03-14 02:42:10] [INFO ] After 4150ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 53 ms.
Support contains 65 out of 466 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 466/466 places, 995/995 transitions.
Applied a total of 0 rules in 25 ms. Remains 466 /466 variables (removed 0) and now considering 995/995 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 466/466 places, 995/995 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 466/466 places, 995/995 transitions.
Applied a total of 0 rules in 24 ms. Remains 466 /466 variables (removed 0) and now considering 995/995 (removed 0) transitions.
[2023-03-14 02:42:11] [INFO ] Flow matrix only has 987 transitions (discarded 8 similar events)
[2023-03-14 02:42:11] [INFO ] Invariant cache hit.
[2023-03-14 02:42:11] [INFO ] Implicit Places using invariants in 560 ms returned [97]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 566 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 465/466 places, 995/995 transitions.
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 465 transition count 994
Applied a total of 1 rules in 38 ms. Remains 465 /465 variables (removed 0) and now considering 994/995 (removed 1) transitions.
[2023-03-14 02:42:11] [INFO ] Flow matrix only has 986 transitions (discarded 8 similar events)
// Phase 1: matrix 986 rows 465 cols
[2023-03-14 02:42:11] [INFO ] Computed 59 place invariants in 12 ms
[2023-03-14 02:42:12] [INFO ] Implicit Places using invariants in 487 ms returned []
[2023-03-14 02:42:12] [INFO ] Flow matrix only has 986 transitions (discarded 8 similar events)
[2023-03-14 02:42:12] [INFO ] Invariant cache hit.
[2023-03-14 02:42:12] [INFO ] State equation strengthened by 30 read => feed constraints.
[2023-03-14 02:42:13] [INFO ] Implicit Places using invariants and state equation in 1270 ms returned []
Implicit Place search using SMT with State Equation took 1761 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 465/466 places, 994/995 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 2392 ms. Remains : 465/466 places, 994/995 transitions.
Incomplete random walk after 10000 steps, including 40 resets, run finished after 439 ms. (steps per millisecond=22 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 53 ms. (steps per millisecond=188 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 85 ms. (steps per millisecond=117 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 96981 steps, run timeout after 3001 ms. (steps per millisecond=32 ) properties seen :{}
Probabilistic random walk after 96981 steps, saw 64547 distinct states, run finished after 3001 ms. (steps per millisecond=32 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-14 02:42:17] [INFO ] Flow matrix only has 986 transitions (discarded 8 similar events)
[2023-03-14 02:42:17] [INFO ] Invariant cache hit.
[2023-03-14 02:42:17] [INFO ] After 123ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-14 02:42:17] [INFO ] [Nat]Absence check using 59 positive place invariants in 26 ms returned sat
[2023-03-14 02:42:18] [INFO ] After 1033ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-14 02:42:18] [INFO ] State equation strengthened by 30 read => feed constraints.
[2023-03-14 02:42:19] [INFO ] After 546ms SMT Verify possible using 30 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-14 02:42:19] [INFO ] Deduced a trap composed of 13 places in 146 ms of which 1 ms to minimize.
[2023-03-14 02:42:19] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 279 ms
[2023-03-14 02:42:19] [INFO ] After 1360ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 482 ms.
[2023-03-14 02:42:20] [INFO ] After 3095ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 33 ms.
Support contains 65 out of 465 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 465/465 places, 994/994 transitions.
Applied a total of 0 rules in 24 ms. Remains 465 /465 variables (removed 0) and now considering 994/994 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 465/465 places, 994/994 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 465/465 places, 994/994 transitions.
Applied a total of 0 rules in 23 ms. Remains 465 /465 variables (removed 0) and now considering 994/994 (removed 0) transitions.
[2023-03-14 02:42:20] [INFO ] Flow matrix only has 986 transitions (discarded 8 similar events)
[2023-03-14 02:42:20] [INFO ] Invariant cache hit.
[2023-03-14 02:42:20] [INFO ] Implicit Places using invariants in 542 ms returned []
[2023-03-14 02:42:20] [INFO ] Flow matrix only has 986 transitions (discarded 8 similar events)
[2023-03-14 02:42:20] [INFO ] Invariant cache hit.
[2023-03-14 02:42:21] [INFO ] State equation strengthened by 30 read => feed constraints.
[2023-03-14 02:42:22] [INFO ] Implicit Places using invariants and state equation in 1113 ms returned []
Implicit Place search using SMT with State Equation took 1659 ms to find 0 implicit places.
[2023-03-14 02:42:22] [INFO ] Redundant transitions in 116 ms returned []
[2023-03-14 02:42:22] [INFO ] Flow matrix only has 986 transitions (discarded 8 similar events)
[2023-03-14 02:42:22] [INFO ] Invariant cache hit.
[2023-03-14 02:42:23] [INFO ] Dead Transitions using invariants and state equation in 990 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2801 ms. Remains : 465/465 places, 994/994 transitions.
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 465 transition count 986
Drop transitions removed 19 transitions
Redundant transition composition rules discarded 19 transitions
Iterating global reduction 1 with 19 rules applied. Total rules applied 27 place count 465 transition count 967
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 29 place count 463 transition count 961
Iterating global reduction 1 with 2 rules applied. Total rules applied 31 place count 463 transition count 961
Partial Free-agglomeration rule applied 3 times.
Drop transitions removed 3 transitions
Iterating global reduction 1 with 3 rules applied. Total rules applied 34 place count 463 transition count 961
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 35 place count 463 transition count 960
Applied a total of 35 rules in 82 ms. Remains 463 /465 variables (removed 2) and now considering 960/994 (removed 34) transitions.
Running SMT prover for 3 properties.
// Phase 1: matrix 960 rows 463 cols
[2023-03-14 02:42:23] [INFO ] Computed 59 place invariants in 10 ms
[2023-03-14 02:42:23] [INFO ] After 145ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-14 02:42:23] [INFO ] [Nat]Absence check using 59 positive place invariants in 26 ms returned sat
[2023-03-14 02:42:24] [INFO ] After 990ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-14 02:42:25] [INFO ] Deduced a trap composed of 13 places in 78 ms of which 0 ms to minimize.
[2023-03-14 02:42:25] [INFO ] Deduced a trap composed of 37 places in 78 ms of which 1 ms to minimize.
[2023-03-14 02:42:25] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 257 ms
[2023-03-14 02:42:25] [INFO ] After 2061ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 316 ms.
[2023-03-14 02:42:26] [INFO ] After 2581ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
[2023-03-14 02:42:26] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/ReachabilityCardinality.sr.xml took 7 ms.
[2023-03-14 02:42:26] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 465 places, 994 transitions and 3726 arcs took 11 ms.
[2023-03-14 02:42:26] [INFO ] Flatten gal took : 272 ms
Total runtime 57157 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT NoC3x3-PT-5B
BK_EXAMINATION: ReachabilityCardinality
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/374
ReachabilityCardinality

FORMULA NoC3x3-PT-5B-ReachabilityCardinality-01 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA NoC3x3-PT-5B-ReachabilityCardinality-04 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA NoC3x3-PT-5B-ReachabilityCardinality-12 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1678761748790

--------------------
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 ReachabilityCardinality -timeout 360 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/374/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/374/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/374/ReachabilityCardinality.xml
lola: Created skeleton in 0.000000 secs.
lola: Rule S: 0 transitions removed,0 places removed
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: LAUNCH task # 14 (type EXCL) for 0 NoC3x3-PT-5B-ReachabilityCardinality-01
lola: time limit : 1199 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 10 (type FNDP) for 0 NoC3x3-PT-5B-ReachabilityCardinality-01
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 11 (type EQUN) for 0 NoC3x3-PT-5B-ReachabilityCardinality-01
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 13 (type SRCH) for 0 NoC3x3-PT-5B-ReachabilityCardinality-01
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: FINISHED task # 13 (type SRCH) for NoC3x3-PT-5B-ReachabilityCardinality-01
lola: result : true
lola: markings : 26
lola: fired transitions : 26
lola: time used : 0.000000
lola: memory pages used : 1
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: CANCELED task # 10 (type FNDP) for NoC3x3-PT-5B-ReachabilityCardinality-01 (obsolete)
lola: CANCELED task # 11 (type EQUN) for NoC3x3-PT-5B-ReachabilityCardinality-01 (obsolete)
lola: CANCELED task # 14 (type EXCL) for NoC3x3-PT-5B-ReachabilityCardinality-01 (obsolete)
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: LAUNCH task # 21 (type EXCL) for 3 NoC3x3-PT-5B-ReachabilityCardinality-04
lola: time limit : 1799 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 17 (type FNDP) for 3 NoC3x3-PT-5B-ReachabilityCardinality-04
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 18 (type EQUN) for 3 NoC3x3-PT-5B-ReachabilityCardinality-04
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: LAUNCH task # 20 (type SRCH) for 3 NoC3x3-PT-5B-ReachabilityCardinality-04
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 10 (type FNDP) for NoC3x3-PT-5B-ReachabilityCardinality-01
lola: result : true
lola: fired transitions : 24
lola: tried executions : 1
lola: time used : 0.000000
lola: memory pages used : 0
lola: FINISHED task # 20 (type SRCH) for NoC3x3-PT-5B-ReachabilityCardinality-04
lola: result : true
lola: markings : 21
lola: fired transitions : 20
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 17 (type FNDP) for NoC3x3-PT-5B-ReachabilityCardinality-04 (obsolete)
lola: CANCELED task # 18 (type EQUN) for NoC3x3-PT-5B-ReachabilityCardinality-04 (obsolete)
lola: CANCELED task # 21 (type EXCL) for NoC3x3-PT-5B-ReachabilityCardinality-04 (obsolete)
lola: FINISHED task # 17 (type FNDP) for NoC3x3-PT-5B-ReachabilityCardinality-04
lola: result : true
lola: fired transitions : 19
lola: tried executions : 1
lola: time used : 0.000000
lola: memory pages used : 0
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: LAUNCH task # 28 (type EXCL) for 6 NoC3x3-PT-5B-ReachabilityCardinality-12
lola: time limit : 3599 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 24 (type FNDP) for 6 NoC3x3-PT-5B-ReachabilityCardinality-12
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 25 (type EQUN) for 6 NoC3x3-PT-5B-ReachabilityCardinality-12
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 27 (type SRCH) for 6 NoC3x3-PT-5B-ReachabilityCardinality-12
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 24 (type FNDP) for NoC3x3-PT-5B-ReachabilityCardinality-12
lola: result : true
lola: fired transitions : 25
lola: tried executions : 1
lola: time used : 0.000000
lola: memory pages used : 0
lola: CANCELED task # 25 (type EQUN) for NoC3x3-PT-5B-ReachabilityCardinality-12 (obsolete)
lola: CANCELED task # 27 (type SRCH) for NoC3x3-PT-5B-ReachabilityCardinality-12 (obsolete)
lola: CANCELED task # 28 (type EXCL) for NoC3x3-PT-5B-ReachabilityCardinality-12 (obsolete)
lola: Portfolio finished: no open formulas

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
NoC3x3-PT-5B-ReachabilityCardinality-01: AG false tandem / insertion
NoC3x3-PT-5B-ReachabilityCardinality-04: AG false tandem / insertion
NoC3x3-PT-5B-ReachabilityCardinality-12: AG false findpath


Time elapsed: 1 secs. Pages in use: 2

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="NoC3x3-PT-5B"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="lolaxred"
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 lolaxred"
echo " Input is NoC3x3-PT-5B, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r263-smll-167863538000302"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/NoC3x3-PT-5B.tgz
mv NoC3x3-PT-5B execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;