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.r197-smll-167840344100343.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)
......................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool itstools
Input is HealthRecord-PT-14, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r197-smll-167840344100343
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 588K
-rw-r--r-- 1 mcc users 6.8K Feb 26 17:48 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K Feb 26 17:48 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K Feb 26 17:46 CTLFireability.txt
-rw-r--r-- 1 mcc users 64K Feb 26 17:46 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:14 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Feb 25 16:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 14K Feb 25 16:14 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 26 17:49 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 142K Feb 26 17:49 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Feb 26 17:49 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 113K Feb 26 17:49 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:14 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:14 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 72K Mar 5 18:22 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 HealthRecord-PT-14-ReachabilityFireability-00
FORMULA_NAME HealthRecord-PT-14-ReachabilityFireability-01
FORMULA_NAME HealthRecord-PT-14-ReachabilityFireability-02
FORMULA_NAME HealthRecord-PT-14-ReachabilityFireability-03
FORMULA_NAME HealthRecord-PT-14-ReachabilityFireability-04
FORMULA_NAME HealthRecord-PT-14-ReachabilityFireability-05
FORMULA_NAME HealthRecord-PT-14-ReachabilityFireability-06
FORMULA_NAME HealthRecord-PT-14-ReachabilityFireability-07
FORMULA_NAME HealthRecord-PT-14-ReachabilityFireability-08
FORMULA_NAME HealthRecord-PT-14-ReachabilityFireability-09
FORMULA_NAME HealthRecord-PT-14-ReachabilityFireability-10
FORMULA_NAME HealthRecord-PT-14-ReachabilityFireability-11
FORMULA_NAME HealthRecord-PT-14-ReachabilityFireability-12
FORMULA_NAME HealthRecord-PT-14-ReachabilityFireability-13
FORMULA_NAME HealthRecord-PT-14-ReachabilityFireability-14
FORMULA_NAME HealthRecord-PT-14-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1678514807087

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=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=HealthRecord-PT-14
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202303021504
[2023-03-11 06:06:50] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2023-03-11 06:06:50] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-11 06:06:50] [INFO ] Load time of PNML (sax parser for PT used): 98 ms
[2023-03-11 06:06:50] [INFO ] Transformed 162 places.
[2023-03-11 06:06:50] [INFO ] Transformed 347 transitions.
[2023-03-11 06:06:50] [INFO ] Found NUPN structural information;
[2023-03-11 06:06:50] [INFO ] Parsed PT model containing 162 places and 347 transitions and 915 arcs in 218 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 25 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 29 transitions
Reduce redundant transitions removed 29 transitions.
[2023-03-11 06:06:50] [INFO ] Flatten gal took : 101 ms
[2023-03-11 06:06:51] [INFO ] Flatten gal took : 112 ms
[2023-03-11 06:06:51] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13091134766133827062.gal : 36 ms
[2023-03-11 06:06:51] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality88991695335150270.prop : 7 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13091134766133827062.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality88991695335150270.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...327
Loading property file /tmp/ReachabilityCardinality88991695335150270.prop.
SDD proceeding with computation,16 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,16 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,16 properties remain. new max is 16
SDD size :4 after 13
SDD proceeding with computation,16 properties remain. new max is 32
SDD size :13 after 325
SDD proceeding with computation,16 properties remain. new max is 64
SDD size :325 after 2188
Incomplete random walk after 10000 steps, including 844 resets, run finished after 1066 ms. (steps per millisecond=9 ) properties (out of 16) seen :4
FORMULA HealthRecord-PT-14-ReachabilityFireability-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA HealthRecord-PT-14-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA HealthRecord-PT-14-ReachabilityFireability-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA HealthRecord-PT-14-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 92 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 99 resets, run finished after 101 ms. (steps per millisecond=99 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 97 resets, run finished after 108 ms. (steps per millisecond=92 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 49 resets, run finished after 90 ms. (steps per millisecond=111 ) properties (out of 12) seen :0
SDD proceeding with computation,16 properties remain. new max is 128
SDD size :2188 after 9235
Incomplete Best-First random walk after 10001 steps, including 95 resets, run finished after 144 ms. (steps per millisecond=69 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 97 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 96 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 100 resets, run finished after 53 ms. (steps per millisecond=188 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 99 resets, run finished after 46 ms. (steps per millisecond=217 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 99 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 74 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 12) seen :1
FORMULA HealthRecord-PT-14-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 67 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 11) seen :0
Running SMT prover for 11 properties.
[2023-03-11 06:06:52] [INFO ] Flow matrix only has 306 transitions (discarded 12 similar events)
// Phase 1: matrix 306 rows 162 cols
[2023-03-11 06:06:52] [INFO ] Computed 18 place invariants in 13 ms
SDD proceeding with computation,16 properties remain. new max is 256
SDD size :9235 after 10207
SDD proceeding with computation,16 properties remain. new max is 512
SDD size :10207 after 11179
[2023-03-11 06:06:53] [INFO ] After 374ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:11
[2023-03-11 06:06:53] [INFO ] [Nat]Absence check using 10 positive place invariants in 13 ms returned sat
[2023-03-11 06:06:53] [INFO ] [Nat]Absence check using 10 positive and 8 generalized place invariants in 16 ms returned sat
SDD proceeding with computation,16 properties remain. new max is 1024
SDD size :11179 after 13123
SDD proceeding with computation,16 properties remain. new max is 2048
SDD size :13123 after 21871
[2023-03-11 06:06:54] [INFO ] After 776ms SMT Verify possible using state equation in natural domain returned unsat :3 sat :8
[2023-03-11 06:06:54] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-11 06:06:54] [INFO ] After 517ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :3 sat :8
Invariant property HealthRecord-PT-14-ReachabilityFireability-10 does not hold.
SDD proceeding with computation,15 properties remain. new max is 2048
SDD size :21871 after 66097
[2023-03-11 06:06:55] [INFO ] Deduced a trap composed of 26 places in 132 ms of which 8 ms to minimize.
[2023-03-11 06:06:55] [INFO ] Deduced a trap composed of 30 places in 81 ms of which 1 ms to minimize.
[2023-03-11 06:06:55] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 267 ms
[2023-03-11 06:06:55] [INFO ] Deduced a trap composed of 38 places in 108 ms of which 1 ms to minimize.
[2023-03-11 06:06:55] [INFO ] Deduced a trap composed of 29 places in 111 ms of which 1 ms to minimize.
[2023-03-11 06:06:55] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 280 ms
[2023-03-11 06:06:55] [INFO ] Deduced a trap composed of 40 places in 130 ms of which 2 ms to minimize.
SDD proceeding with computation,15 properties remain. new max is 4096
SDD size :66097 after 101089
[2023-03-11 06:06:56] [INFO ] Deduced a trap composed of 30 places in 105 ms of which 1 ms to minimize.
[2023-03-11 06:06:56] [INFO ] Deduced a trap composed of 39 places in 60 ms of which 1 ms to minimize.
[2023-03-11 06:06:56] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 369 ms
[2023-03-11 06:06:56] [INFO ] After 2094ms SMT Verify possible using trap constraints in natural domain returned unsat :3 sat :8
Attempting to minimize the solution found.
Minimization took 639 ms.
[2023-03-11 06:06:57] [INFO ] After 3814ms SMT Verify possible using all constraints in natural domain returned unsat :3 sat :8
FORMULA HealthRecord-PT-14-ReachabilityFireability-11 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA HealthRecord-PT-14-ReachabilityFireability-04 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA HealthRecord-PT-14-ReachabilityFireability-02 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 11 Parikh solutions to 8 different solutions.
Parikh walk visited 0 properties in 28 ms.
Support contains 119 out of 162 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 162/162 places, 318/318 transitions.
Graph (trivial) has 9 edges and 162 vertex of which 2 / 162 are part of one of the 1 SCC in 3 ms
Free SCC test removed 1 places
Drop transitions removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Graph (complete) has 696 edges and 161 vertex of which 156 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.3 ms
Discarding 5 places :
Also discarding 0 output transitions
Discarding 19 places :
Symmetric choice reduction at 0 with 19 rule applications. Total rules 21 place count 137 transition count 265
Iterating global reduction 0 with 19 rules applied. Total rules applied 40 place count 137 transition count 265
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 41 place count 137 transition count 264
Applied a total of 41 rules in 44 ms. Remains 137 /162 variables (removed 25) and now considering 264/318 (removed 54) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45 ms. Remains : 137/162 places, 264/318 transitions.
Incomplete random walk after 10000 steps, including 840 resets, run finished after 180 ms. (steps per millisecond=55 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 100 resets, run finished after 57 ms. (steps per millisecond=175 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 96 resets, run finished after 62 ms. (steps per millisecond=161 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 49 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 98 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 96 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 100 resets, run finished after 47 ms. (steps per millisecond=212 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10000 steps, including 98 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 66 resets, run finished after 58 ms. (steps per millisecond=172 ) properties (out of 8) seen :0
SDD proceeding with computation,15 properties remain. new max is 8192
SDD size :101089 after 204257
Interrupted probabilistic random walk after 657564 steps, run timeout after 3001 ms. (steps per millisecond=219 ) properties seen :{0=1, 4=1}
Probabilistic random walk after 657564 steps, saw 92186 distinct states, run finished after 3003 ms. (steps per millisecond=218 ) properties seen :2
FORMULA HealthRecord-PT-14-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA HealthRecord-PT-14-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
Running SMT prover for 6 properties.
// Phase 1: matrix 264 rows 137 cols
[2023-03-11 06:07:00] [INFO ] Computed 13 place invariants in 15 ms
[2023-03-11 06:07:00] [INFO ] After 73ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:6
[2023-03-11 06:07:01] [INFO ] [Nat]Absence check using 5 positive place invariants in 6 ms returned sat
[2023-03-11 06:07:01] [INFO ] [Nat]Absence check using 5 positive and 8 generalized place invariants in 10 ms returned sat
[2023-03-11 06:07:01] [INFO ] After 437ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :6
[2023-03-11 06:07:01] [INFO ] Deduced a trap composed of 39 places in 89 ms of which 0 ms to minimize.
[2023-03-11 06:07:01] [INFO ] Deduced a trap composed of 33 places in 84 ms of which 1 ms to minimize.
[2023-03-11 06:07:01] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 222 ms
[2023-03-11 06:07:02] [INFO ] Deduced a trap composed of 38 places in 93 ms of which 0 ms to minimize.
[2023-03-11 06:07:02] [INFO ] Deduced a trap composed of 30 places in 73 ms of which 1 ms to minimize.
[2023-03-11 06:07:02] [INFO ] Deduced a trap composed of 38 places in 65 ms of which 1 ms to minimize.
[2023-03-11 06:07:02] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 296 ms
[2023-03-11 06:07:02] [INFO ] Deduced a trap composed of 37 places in 76 ms of which 1 ms to minimize.
[2023-03-11 06:07:02] [INFO ] Deduced a trap composed of 26 places in 79 ms of which 1 ms to minimize.
[2023-03-11 06:07:02] [INFO ] Deduced a trap composed of 25 places in 84 ms of which 0 ms to minimize.
[2023-03-11 06:07:02] [INFO ] Deduced a trap composed of 39 places in 96 ms of which 1 ms to minimize.
[2023-03-11 06:07:02] [INFO ] Deduced a trap composed of 38 places in 65 ms of which 0 ms to minimize.
[2023-03-11 06:07:02] [INFO ] Deduced a trap composed of 38 places in 85 ms of which 1 ms to minimize.
[2023-03-11 06:07:03] [INFO ] Deduced a trap composed of 38 places in 68 ms of which 1 ms to minimize.
[2023-03-11 06:07:03] [INFO ] Deduced a trap composed of 37 places in 69 ms of which 1 ms to minimize.
[2023-03-11 06:07:03] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 781 ms
[2023-03-11 06:07:03] [INFO ] After 2182ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :6
Attempting to minimize the solution found.
Minimization took 532 ms.
[2023-03-11 06:07:03] [INFO ] After 2857ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :6
FORMULA HealthRecord-PT-14-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA HealthRecord-PT-14-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA HealthRecord-PT-14-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA HealthRecord-PT-14-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Parikh walk visited 4 properties in 25 ms.
Support contains 59 out of 137 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 137/137 places, 264/264 transitions.
Graph (complete) has 580 edges and 137 vertex of which 133 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.1 ms
Discarding 4 places :
Also discarding 0 output 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 2 place count 133 transition count 263
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 132 transition count 263
Discarding 29 places :
Symmetric choice reduction at 2 with 29 rule applications. Total rules 32 place count 103 transition count 205
Iterating global reduction 2 with 29 rules applied. Total rules applied 61 place count 103 transition count 205
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 63 place count 101 transition count 201
Iterating global reduction 2 with 2 rules applied. Total rules applied 65 place count 101 transition count 201
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 67 place count 101 transition count 199
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 71 place count 99 transition count 197
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -9
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 75 place count 97 transition count 206
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 76 place count 97 transition count 205
Partial Free-agglomeration rule applied 16 times.
Drop transitions removed 16 transitions
Iterating global reduction 3 with 16 rules applied. Total rules applied 92 place count 97 transition count 205
Applied a total of 92 rules in 46 ms. Remains 97 /137 variables (removed 40) and now considering 205/264 (removed 59) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 46 ms. Remains : 97/137 places, 205/264 transitions.
Incomplete random walk after 10000 steps, including 824 resets, run finished after 164 ms. (steps per millisecond=60 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 44 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 72 resets, run finished after 46 ms. (steps per millisecond=217 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 1011126 steps, run timeout after 3001 ms. (steps per millisecond=336 ) properties seen :{}
Probabilistic random walk after 1011126 steps, saw 147204 distinct states, run finished after 3003 ms. (steps per millisecond=336 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-11 06:07:07] [INFO ] Flow matrix only has 203 transitions (discarded 2 similar events)
// Phase 1: matrix 203 rows 97 cols
[2023-03-11 06:07:07] [INFO ] Computed 9 place invariants in 4 ms
[2023-03-11 06:07:07] [INFO ] After 58ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-11 06:07:07] [INFO ] [Nat]Absence check using 9 positive place invariants in 3 ms returned sat
[2023-03-11 06:07:07] [INFO ] After 205ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-11 06:07:07] [INFO ] State equation strengthened by 11 read => feed constraints.
[2023-03-11 06:07:07] [INFO ] After 145ms SMT Verify possible using 11 Read/Feed constraints in natural domain returned unsat :0 sat :2
Reachability property HealthRecord-PT-14-ReachabilityFireability-09 is true.
Invariant property HealthRecord-PT-14-ReachabilityFireability-08 does not hold.
Reachability property HealthRecord-PT-14-ReachabilityFireability-07 is true.
[2023-03-11 06:07:07] [INFO ] Deduced a trap composed of 22 places in 130 ms of which 1 ms to minimize.
[2023-03-11 06:07:07] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 159 ms
[2023-03-11 06:07:07] [INFO ] After 453ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
SDD proceeding with computation,12 properties remain. new max is 8192
SDD size :204257 after 491641
Minimization took 155 ms.
[2023-03-11 06:07:08] [INFO ] After 869ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 0 ms.
Support contains 59 out of 97 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 97/97 places, 205/205 transitions.
Applied a total of 0 rules in 7 ms. Remains 97 /97 variables (removed 0) and now considering 205/205 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 97/97 places, 205/205 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 97/97 places, 205/205 transitions.
Applied a total of 0 rules in 7 ms. Remains 97 /97 variables (removed 0) and now considering 205/205 (removed 0) transitions.
[2023-03-11 06:07:08] [INFO ] Flow matrix only has 203 transitions (discarded 2 similar events)
[2023-03-11 06:07:08] [INFO ] Invariant cache hit.
[2023-03-11 06:07:08] [INFO ] Implicit Places using invariants in 62 ms returned []
[2023-03-11 06:07:08] [INFO ] Flow matrix only has 203 transitions (discarded 2 similar events)
[2023-03-11 06:07:08] [INFO ] Invariant cache hit.
[2023-03-11 06:07:08] [INFO ] State equation strengthened by 11 read => feed constraints.
[2023-03-11 06:07:08] [INFO ] Implicit Places using invariants and state equation in 190 ms returned []
Implicit Place search using SMT with State Equation took 254 ms to find 0 implicit places.
[2023-03-11 06:07:08] [INFO ] Redundant transitions in 9 ms returned []
[2023-03-11 06:07:08] [INFO ] Flow matrix only has 203 transitions (discarded 2 similar events)
[2023-03-11 06:07:08] [INFO ] Invariant cache hit.
[2023-03-11 06:07:08] [INFO ] Dead Transitions using invariants and state equation in 233 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 514 ms. Remains : 97/97 places, 205/205 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 97 transition count 203
Applied a total of 2 rules in 9 ms. Remains 97 /97 variables (removed 0) and now considering 203/205 (removed 2) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 203 rows 97 cols
[2023-03-11 06:07:08] [INFO ] Computed 9 place invariants in 17 ms
[2023-03-11 06:07:08] [INFO ] After 47ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-11 06:07:08] [INFO ] [Nat]Absence check using 9 positive place invariants in 4 ms returned sat
[2023-03-11 06:07:09] [INFO ] After 237ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-11 06:07:09] [INFO ] Deduced a trap composed of 22 places in 84 ms of which 1 ms to minimize.
[2023-03-11 06:07:09] [INFO ] Deduced a trap composed of 14 places in 82 ms of which 1 ms to minimize.
[2023-03-11 06:07:09] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 203 ms
[2023-03-11 06:07:09] [INFO ] After 589ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 141 ms.
[2023-03-11 06:07:09] [INFO ] After 796ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2023-03-11 06:07:09] [INFO ] Flatten gal took : 22 ms
[2023-03-11 06:07:09] [INFO ] Flatten gal took : 24 ms
[2023-03-11 06:07:09] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7372046282658112198.gal : 5 ms
[2023-03-11 06:07:09] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2127214840829453836.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7372046282658112198.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2127214840829453836.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality2127214840829453836.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 50
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :50 after 97
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :97 after 1345
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :1345 after 1393
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :1393 after 1873
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1873 after 18217
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :18217 after 24193
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :24193 after 40441
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :40441 after 79501
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :79501 after 115129
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :115129 after 422535
SDD proceeding with computation,12 properties remain. new max is 16384
SDD size :491641 after 1.11348e+06
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :422535 after 2.57659e+06
Detected timeout of ITS tools.
[2023-03-11 06:07:24] [INFO ] Flatten gal took : 23 ms
[2023-03-11 06:07:24] [INFO ] Applying decomposition
[2023-03-11 06:07:24] [INFO ] Flatten gal took : 21 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202303021504/bin/convert-linux64' '-i' '/tmp/graph3606308337439521099.txt' '-o' '/tmp/graph3606308337439521099.bin' '-w' '/tmp/graph3606308337439521099.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202303021504/bin/louvain-linux64' '/tmp/graph3606308337439521099.bin' '-l' '-1' '-v' '-w' '/tmp/graph3606308337439521099.weights' '-q' '0' '-e' '0.001'
[2023-03-11 06:07:24] [INFO ] Decomposing Gal with order
[2023-03-11 06:07:24] [INFO ] Rewriting arrays to variables to allow decomposition.
[2023-03-11 06:07:25] [INFO ] Removed a total of 253 redundant transitions.
[2023-03-11 06:07:25] [INFO ] Flatten gal took : 119 ms
[2023-03-11 06:07:25] [INFO ] Fuse similar labels procedure discarded/fused a total of 49 labels/synchronizations in 18 ms.
[2023-03-11 06:07:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16420893155611642280.gal : 9 ms
[2023-03-11 06:07:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9649758791900852016.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16420893155611642280.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9649758791900852016.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality9649758791900852016.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :3 after 37
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :37 after 24463
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :24463 after 38395
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :38395 after 133651
Reachability property HealthRecord-PT-14-ReachabilityFireability-14 is true.
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :133651 after 408565
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :408565 after 1.76591e+06
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,6.86254e+07,4.91966,113456,474,296,159869,26311,545,481015,192,164025,0
Total reachable state count : 68625437

Verifying 2 reachability properties.
Invariant property HealthRecord-PT-14-ReachabilityFireability-03 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
HealthRecord-PT-14-ReachabilityFireability-03,2160,4.941,113456,30,57,159869,26311,587,481015,207,164025,2831
Invariant property HealthRecord-PT-14-ReachabilityFireability-15 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
HealthRecord-PT-14-ReachabilityFireability-15,8640,4.95582,113456,31,53,159869,26311,661,481015,218,164025,6723
ITS tools runner thread asked to quit. Dying gracefully.
ITS runner failed with exception null
java.lang.InterruptedException
at java.base/java.lang.Object.wait(Native Method)
at java.base/java.lang.Thread.join(Thread.java:1304)
at java.base/java.lang.Thread.join(Thread.java:1372)
at fr.lip6.move.gal.application.runner.AbstractRunner.join(AbstractRunner.java:27)
at fr.lip6.move.gal.application.runner.its.ITSRunner.join(ITSRunner.java:177)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.verifyWithSDD(GlobalPropertySolver.java:675)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.lambda$2(ReachabilitySolver.java:63)
at java.base/java.lang.Thread.run(Thread.java:833)
[2023-03-11 06:07:30] [INFO ] Flatten gal took : 34 ms
[2023-03-11 06:07:30] [INFO ] Applying decomposition
[2023-03-11 06:07:30] [INFO ] Flatten gal took : 33 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202303021504/bin/convert-linux64' '-i' '/tmp/graph154105727663864686.txt' '-o' '/tmp/graph154105727663864686.bin' '-w' '/tmp/graph154105727663864686.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202303021504/bin/louvain-linux64' '/tmp/graph154105727663864686.bin' '-l' '-1' '-v' '-w' '/tmp/graph154105727663864686.weights' '-q' '0' '-e' '0.001'
[2023-03-11 06:07:30] [INFO ] Decomposing Gal with order
[2023-03-11 06:07:30] [INFO ] Rewriting arrays to variables to allow decomposition.
[2023-03-11 06:07:30] [INFO ] Removed a total of 52 redundant transitions.
[2023-03-11 06:07:30] [INFO ] Flatten gal took : 46 ms
[2023-03-11 06:07:30] [INFO ] Fuse similar labels procedure discarded/fused a total of 10 labels/synchronizations in 2 ms.
[2023-03-11 06:07:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5063606029418987642.gal : 3 ms
[2023-03-11 06:07:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15893219317477475057.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5063606029418987642.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15893219317477475057.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality15893219317477475057.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 28
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :28 after 35722
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :35722 after 39124
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :39124 after 56863
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :56863 after 67048
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :67048 after 103726
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :103726 after 824779
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :824779 after 7.86663e+06
SDD proceeding with computation,11 properties remain. new max is 16384
SDD size :1.11348e+06 after 1.93287e+06
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :7.86663e+06 after 5.81035e+07
SDD proceeding with computation,11 properties remain. new max is 32768
SDD size :1.93287e+06 after 4.4956e+06
SDD proceeding with computation,11 properties remain. new max is 65536
SDD size :4.4956e+06 after 6.7681e+06
Invariant property HealthRecord-PT-14-ReachabilityFireability-15 does not hold.
FORMULA HealthRecord-PT-14-ReachabilityFireability-15 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
Reachability property HealthRecord-PT-14-ReachabilityFireability-13 is true.
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :5.81035e+07 after 4.46513e+08
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,2.74296e+09,240.791,423724,2242,2573,694342,73571,452,1.33525e+06,432,1.42489e+06,0
Total reachable state count : 2742958039

Verifying 2 reachability properties.
Invariant property HealthRecord-PT-14-ReachabilityFireability-03 does not hold.
FORMULA HealthRecord-PT-14-ReachabilityFireability-03 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
HealthRecord-PT-14-ReachabilityFireability-03,11664,240.963,423724,26,118,694342,73571,495,1.33525e+06,457,1.42489e+06,14682
Invariant property HealthRecord-PT-14-ReachabilityFireability-15 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
HealthRecord-PT-14-ReachabilityFireability-15,106839,241.07,423724,49,180,694342,73571,666,1.33525e+06,494,1.42489e+06,37180
All properties solved without resorting to model-checking.
Total runtime 281535 ms.

BK_STOP 1678515093114

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="HealthRecord-PT-14"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="itstools"
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 itstools"
echo " Input is HealthRecord-PT-14, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r197-smll-167840344100343"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/HealthRecord-PT-14.tgz
mv HealthRecord-PT-14 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;