Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r066-tall-177946967800583.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
..............................................
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is CryptoMiner-COL-D05N100, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r066-tall-177946967800583
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 428K
-rw-r--r-- 1 mcc users 8.4K Mar 6 13:33 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K Mar 6 13:33 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Mar 6 13:33 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Mar 6 13:33 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.3K Mar 15 08:39 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 08:39 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 08:39 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 15 08:39 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.3K Mar 6 13:34 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 72K Mar 6 13:34 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.5K Mar 6 13:33 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 76K Mar 6 13:33 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 08:39 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 08:39 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_pt
-rw-r--r-- 1 mcc users 8 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 13K Mar 3 18:30 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME CryptoMiner-COL-D05N100-ReachabilityFireability-2024-00
FORMULA_NAME CryptoMiner-COL-D05N100-ReachabilityFireability-2024-01
FORMULA_NAME CryptoMiner-COL-D05N100-ReachabilityFireability-2024-02
FORMULA_NAME CryptoMiner-COL-D05N100-ReachabilityFireability-2024-03
FORMULA_NAME CryptoMiner-COL-D05N100-ReachabilityFireability-2024-04
FORMULA_NAME CryptoMiner-COL-D05N100-ReachabilityFireability-2024-05
FORMULA_NAME CryptoMiner-COL-D05N100-ReachabilityFireability-2024-06
FORMULA_NAME CryptoMiner-COL-D05N100-ReachabilityFireability-2024-07
FORMULA_NAME CryptoMiner-COL-D05N100-ReachabilityFireability-2024-08
FORMULA_NAME CryptoMiner-COL-D05N100-ReachabilityFireability-2024-09
FORMULA_NAME CryptoMiner-COL-D05N100-ReachabilityFireability-2024-10
FORMULA_NAME CryptoMiner-COL-D05N100-ReachabilityFireability-2024-11
FORMULA_NAME CryptoMiner-COL-D05N100-ReachabilityFireability-2024-12
FORMULA_NAME CryptoMiner-COL-D05N100-ReachabilityFireability-2024-13
FORMULA_NAME CryptoMiner-COL-D05N100-ReachabilityFireability-2024-14
FORMULA_NAME CryptoMiner-COL-D05N100-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779547357092

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CryptoMiner-COL-D05N100
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
ReachabilityFireability COL
Running Version 202604301425
[2026-05-23 14:42:38] [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]
[2026-05-23 14:42:38] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 14:42:38] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2026-05-23 14:42:38] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-23 14:42:38] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 526 ms
[2026-05-23 14:42:38] [INFO ] Imported 3 HL places and 5 HL transitions for a total of 18 PT places and 30.0 transition bindings in 16 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 22 ms.
Reduction of identical properties reduced properties to check from 16 to 12
Working with output stream class java.io.PrintStream
FORMULA CryptoMiner-COL-D05N100-ReachabilityFireability-2024-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CryptoMiner-COL-D05N100-ReachabilityFireability-2024-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CryptoMiner-COL-D05N100-ReachabilityFireability-2024-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CryptoMiner-COL-D05N100-ReachabilityFireability-2024-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-23 14:42:38] [INFO ] Built PT skeleton of HLPN with 3 places and 5 transitions 14 arcs in 4 ms.
[2026-05-23 14:42:38] [INFO ] Skeletonized 10 HLPN properties in 1 ms.
Remains 1 properties that can be checked using skeleton over-approximation.
Computed a total of 3 stabilizing places and 3 stable transitions
RANDOM walk for 409 steps (2 resets) in 10 ms. (37 steps per ms) remains 0/1 properties
[2026-05-23 14:42:39] [INFO ] Flatten gal took : 11 ms
[2026-05-23 14:42:39] [INFO ] Flatten gal took : 1 ms
[2026-05-23 14:42:39] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6189073273353861385.gal : 4 ms
[2026-05-23 14:42:39] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17256970587300368324.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6189073273353861385.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17256970587300368324.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner timed out or was interrupted.

its-reach command run as :

ITS tools runner thread asked to quit. Dying gracefully.
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
java.io.IOException: Stream closed
at java.base/java.io.BufferedInputStream.ensureOpen(BufferedInputStream.java:206)
at java.base/java.io.BufferedInputStream.implRead(BufferedInputStream.java:411)
at java.base/java.io.BufferedInputStream.read(BufferedInputStream.java:405)
at java.base/sun.nio.cs.StreamDecoder.readBytes(StreamDecoder.java:350)
at java.base/sun.nio.cs.StreamDecoder.implRead(StreamDecoder.java:393)
at java.base/sun.nio.cs.StreamDecoder.lockedRead(StreamDecoder.java:217)
at java.base/sun.nio.cs.StreamDecoder.read(StreamDecoder.java:171)
at java.base/java.io.InputStreamReader.read(InputStreamReader.java:188)
at java.base/java.io.BufferedReader.fill(BufferedReader.java:160)
at java.base/java.io.BufferedReader.implReadLine(BufferedReader.java:370)
at java.base/java.io.BufferedReader.readLine(BufferedReader.java:347)
at java.base/java.io.BufferedReader.readLine(BufferedReader.java:436)
at fr.lip6.move.gal.application.runner.its.ITSRunner$ITSInterpreter.run(ITSRunner.java:211)
at java.base/java.lang.Thread.run(Thread.java:1583)
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
[2026-05-23 14:42:39] [INFO ] Flatten gal took : 1 ms
[2026-05-23 14:42:39] [INFO ] Flatten gal took : 1 ms
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
[2026-05-23 14:42:39] [INFO ] Flatten gal took : 3 ms
[2026-05-23 14:42:39] [INFO ] Flatten gal took : 1 ms
[2026-05-23 14:42:39] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10981023958942364228.gal : 1 ms
[2026-05-23 14:42:39] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5536644945258039549.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10981023958942364228.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5536644945258039549.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality5536644945258039549.prop.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 3 fixpoint passes
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
ITS runner timed out or was interrupted.
petri\_inst\_inst,18,0.001749,3864,2,12,6,72,6,0,14,63,0
Total reachable state count : 18

Arc [0:1*[(MOD (ADD $x 1) 6)]] contains successor/predecessor on variables of sort CD
[2026-05-23 14:42:39] [INFO ] Unfolded HLPN to a Petri net with 18 places and 18 transitions 52 arcs in 9 ms.
[2026-05-23 14:42:39] [INFO ] Unfolded 10 HLPN properties in 0 ms.
[2026-05-23 14:42:39] [INFO ] Flatten gal took : 16 ms
[2026-05-23 14:42:39] [INFO ] Flatten gal took : 16 ms
[2026-05-23 14:42:39] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10023685664509095781.gal : 1 ms
[2026-05-23 14:42:39] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13281253234639207908.prop : 4 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10023685664509095781.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13281253234639207908.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality13281253234639207908.prop.
RANDOM walk for 40116 steps (12 resets) in 245 ms. (163 steps per ms) remains 5/10 properties
FORMULA CryptoMiner-COL-D05N100-ReachabilityFireability-2024-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CryptoMiner-COL-D05N100-ReachabilityFireability-2024-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CryptoMiner-COL-D05N100-ReachabilityFireability-2024-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CryptoMiner-COL-D05N100-ReachabilityFireability-2024-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CryptoMiner-COL-D05N100-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CryptoMiner-COL-D05N100-ReachabilityFireability-2024-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CryptoMiner-COL-D05N100-ReachabilityFireability-2024-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
SDD proceeding with computation,10 properties remain. new max is 4
SDD size :1 after 11
SDD proceeding with computation,10 properties remain. new max is 8
SDD size :11 after 30
SDD proceeding with computation,10 properties remain. new max is 16
SDD size :30 after 109
SDD proceeding with computation,10 properties remain. new max is 32
SDD size :109 after 342
SDD proceeding with computation,10 properties remain. new max is 64
SDD size :342 after 1259
SDD proceeding with computation,10 properties remain. new max is 128
SDD size :1259 after 4556
BEST_FIRST walk for 40003 steps (8 resets) in 470 ms. (84 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40000 steps (96 resets) in 406 ms. (98 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 470 ms. (84 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40000 steps (96 resets) in 117 ms. (338 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 557 ms. (71 steps per ms) remains 5/5 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10786775869775489556.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2431970867290851264.kers'
[2026-05-23 14:42:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10786775869775489556.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2431970867290851264.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 18 cols 40 entries
Finished phase 1 with 17 SingleSign rule and 0 generalized
[2026-05-23 14:42:39] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-2431970867290851264.kers
Total runtime 2 ms.
[2026-05-23 14:42:39] [INFO ] State equation strengthened by 5 read => feed constraints.
Problem CryptoMiner-COL-D05N100-ReachabilityFireability-2024-03 is UNSAT
FORMULA CryptoMiner-COL-D05N100-ReachabilityFireability-2024-03 TRUE TECHNIQUES SMT_REFINEMENT
Problem CryptoMiner-COL-D05N100-ReachabilityFireability-2024-11 is UNSAT
FORMULA CryptoMiner-COL-D05N100-ReachabilityFireability-2024-11 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1/18 variables, 1/1 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/1 constraints. Problems are: Problem set: 2 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 18/36 variables, 18/19 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/36 variables, 5/24 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 0/24 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/36 variables, 0/24 constraints. Problems are: Problem set: 2 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 36/36 variables, and 24 constraints, problems are : Problem set: 2 solved, 3 unsolved in 203 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 18/18 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1/18 variables, 1/1 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/1 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 18/36 variables, 18/19 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/36 variables, 5/24 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 3/27 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 0/27 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/36 variables, 0/27 constraints. Problems are: Problem set: 2 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 36/36 variables, and 27 constraints, problems are : Problem set: 2 solved, 3 unsolved in 173 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 18/18 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 3/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 477ms problems are : Problem set: 2 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 394 ms.
Support contains 17 out of 18 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 18/18 places, 18/18 transitions.
Graph (complete) has 28 edges and 18 vertex of which 17 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 12 ms. Remains 17 /18 variables (removed 1) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 17/18 places, 18/18 transitions.
RANDOM walk for 40089 steps (9 resets) in 30 ms. (1293 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (8 resets) in 62 ms. (634 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 88 ms. (449 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 105 ms. (377 steps per ms) remains 3/3 properties
Reachability property CryptoMiner-COL-D05N100-ReachabilityFireability-2024-04 is true.
Invariant property CryptoMiner-COL-D05N100-ReachabilityFireability-2024-00 does not hold.
SDD proceeding with computation,8 properties remain. new max is 128
SDD size :4556 after 903417
Interrupted probabilistic random walk after 716619 steps, run timeout after 3001 ms. (steps per millisecond=238 ) properties seen :0 out of 3
Probabilistic random walk after 716619 steps, saw 285327 distinct states, run finished after 3007 ms. (steps per millisecond=238 ) properties seen :0
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16508633759679629752.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3499999619218927243.kers'
[2026-05-23 14:42:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16508633759679629752.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3499999619218927243.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 17 cols 39 entries
Finished phase 1 with 17 SingleSign rule and 0 generalized
[2026-05-23 14:42:43] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-3499999619218927243.kers
Total runtime 0 ms.
[2026-05-23 14:42:43] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 18/35 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 5/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/35 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 0/35 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 35/35 variables, and 22 constraints, problems are : Problem set: 0 solved, 3 unsolved in 78 ms.
Refiners :[State Equation: 17/17 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 18/35 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 5/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/35 variables, 3/25 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/35 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/35 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 35/35 variables, and 25 constraints, problems are : Problem set: 0 solved, 3 unsolved in 101 ms.
Refiners :[State Equation: 17/17 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 201ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 290 ms.
Support contains 17 out of 17 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 17/17 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 17 /17 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 17/17 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 17/17 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 17 /17 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2026-05-23 14:42:44] [INFO ] Invariant cache hit.
[2026-05-23 14:42:44] [INFO ] Implicit Places using invariants in 23 ms returned []
[2026-05-23 14:42:44] [INFO ] Invariant cache hit.
[2026-05-23 14:42:44] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-23 14:42:44] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
[2026-05-23 14:42:44] [INFO ] Redundant transitions in 0 ms returned []
Running 15 sub problems to find dead transitions.
[2026-05-23 14:42:44] [INFO ] Invariant cache hit.
[2026-05-23 14:42:44] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (OVERLAPS) 18/33 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 5/20 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/33 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (OVERLAPS) 2/35 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/35 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (OVERLAPS) 0/35 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 35/35 variables, and 22 constraints, problems are : Problem set: 0 solved, 15 unsolved in 210 ms.
Refiners :[State Equation: 17/17 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (OVERLAPS) 18/33 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 5/20 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/33 variables, 12/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/33 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 2/35 variables, 2/34 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/35 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/35 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (OVERLAPS) 0/35 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 35/35 variables, and 37 constraints, problems are : Problem set: 0 solved, 15 unsolved in 276 ms.
Refiners :[State Equation: 17/17 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 492ms problems are : Problem set: 0 solved, 15 unsolved
Search for dead transitions found 0 dead transitions in 493ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 597 ms. Remains : 17/17 places, 18/18 transitions.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 1 ms. Remains 17 /17 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running SMT prover for 3 properties.
[2026-05-23 14:42:44] [INFO ] Invariant cache hit.
[2026-05-23 14:42:45] [INFO ] After 34ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2026-05-23 14:42:45] [INFO ] After 18ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
TRAPS : Iteration 0
[2026-05-23 14:42:45] [INFO ] After 34ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
[2026-05-23 14:42:45] [INFO ] After 78ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
[2026-05-23 14:42:45] [INFO ] Flatten gal took : 3 ms
[2026-05-23 14:42:45] [INFO ] Flatten gal took : 2 ms
[2026-05-23 14:42:45] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13387890661985324796.gal : 1 ms
[2026-05-23 14:42:45] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4170578096800186729.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13387890661985324796.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4170578096800186729.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality4170578096800186729.prop.
SDD proceeding with computation,3 properties remain. new max is 4
SDD size :1 after 20
SDD proceeding with computation,3 properties remain. new max is 8
SDD size :20 after 90
SDD proceeding with computation,3 properties remain. new max is 16
SDD size :90 after 342
SDD proceeding with computation,3 properties remain. new max is 32
SDD size :342 after 1260
SDD proceeding with computation,3 properties remain. new max is 64
SDD size :1260 after 4692
SDD proceeding with computation,3 properties remain. new max is 128
SDD size :4692 after 171358
Detected timeout of ITS tools.
[2026-05-23 14:43:00] [INFO ] Flatten gal took : 4 ms
[2026-05-23 14:43:00] [INFO ] Applying decomposition
[2026-05-23 14:43:00] [INFO ] Flatten gal took : 2 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph16994422876261565680.txt' '-o' '/tmp/graph16994422876261565680.bin' '-w' '/tmp/graph16994422876261565680.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph16994422876261565680.bin' '-l' '-1' '-v' '-w' '/tmp/graph16994422876261565680.weights' '-q' '0' '-e' '0.001'
[2026-05-23 14:43:00] [INFO ] Decomposing Gal with order
[2026-05-23 14:43:00] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 14:43:00] [INFO ] Removed a total of 2 redundant transitions.
[2026-05-23 14:43:00] [INFO ] Flatten gal took : 39 ms
[2026-05-23 14:43:00] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 1 ms.
[2026-05-23 14:43:00] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5522407259449853080.gal : 1 ms
[2026-05-23 14:43:00] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality18038200901094746924.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5522407259449853080.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality18038200901094746924.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality18038200901094746924.prop.
SDD proceeding with computation,3 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,3 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,3 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,3 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,3 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,3 properties remain. new max is 128
SDD size :69 after 2873
Reachability property CryptoMiner-COL-D05N100-ReachabilityFireability-2024-12 is true.
Invariant property CryptoMiner-COL-D05N100-ReachabilityFireability-2024-05 does not hold.
Reachability property CryptoMiner-COL-D05N100-ReachabilityFireability-2024-02 is true.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 129 fixpoint passes
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,1.775e+08,4.82248,10096,101,624,2176,31607,59,7801,27,38321,0
Total reachable state count : 177499805

Verifying 3 reachability properties.
Reachability property CryptoMiner-COL-D05N100-ReachabilityFireability-2024-02 is true.

Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30334 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-23 14:43:15] [INFO ] Flatten gal took : 6 ms
[2026-05-23 14:43:15] [INFO ] Applying decomposition
[2026-05-23 14:43:15] [INFO ] Flatten gal took : 2 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph6202597156865289360.txt' '-o' '/tmp/graph6202597156865289360.bin' '-w' '/tmp/graph6202597156865289360.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph6202597156865289360.bin' '-l' '-1' '-v' '-w' '/tmp/graph6202597156865289360.weights' '-q' '0' '-e' '0.001'
[2026-05-23 14:43:15] [INFO ] Decomposing Gal with order
[2026-05-23 14:43:15] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 14:43:15] [INFO ] Removed a total of 3 redundant transitions.
[2026-05-23 14:43:15] [INFO ] Flatten gal took : 4 ms
[2026-05-23 14:43:15] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 1 ms.
[2026-05-23 14:43:15] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18391284303759477758.gal : 1 ms
[2026-05-23 14:43:15] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3105378252179092959.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality18391284303759477758.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3105378252179092959.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality3105378252179092959.prop.
SDD proceeding with computation,3 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,3 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,3 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,3 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,3 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,3 properties remain. new max is 128
SDD size :69 after 47005
Reachability property CryptoMiner-COL-D05N100-ReachabilityFireability-2024-12 is true.
FORMULA CryptoMiner-COL-D05N100-ReachabilityFireability-2024-12 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
Invariant property CryptoMiner-COL-D05N100-ReachabilityFireability-2024-05 does not hold.
FORMULA CryptoMiner-COL-D05N100-ReachabilityFireability-2024-05 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
Reachability property CryptoMiner-COL-D05N100-ReachabilityFireability-2024-02 is true.
FORMULA CryptoMiner-COL-D05N100-ReachabilityFireability-2024-02 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 129 fixpoint passes
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,1.76162e+11,47.302,64704,507,461,73017,54215,88,138310,40,245540,0
Total reachable state count : 176161659061

Verifying 3 reachability properties.
Reachability property CryptoMiner-COL-D05N100-ReachabilityFireability-2024-02 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
CryptoMiner-COL-D05N100-ReachabilityFireability-2024-02,1.47799e+08,50.2407,64712,342,262,73017,55104,188,138310,273,245540,0
Invariant property CryptoMiner-COL-D05N100-ReachabilityFireability-2024-05 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
CryptoMiner-COL-D05N100-ReachabilityFireability-2024-05,1.53511e+10,177.853,64788,484,375,73017,64241,276,138310,289,261079,0
Reachability property CryptoMiner-COL-D05N100-ReachabilityFireability-2024-12 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
CryptoMiner-COL-D05N100-ReachabilityFireability-2024-12,4536,181.77,65636,15,114,73017,64411,317,138310,295,261874,0
All properties solved without resorting to model-checking.
Total runtime 219149 ms.

BK_STOP 1779547577385

--------------------
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
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /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="CryptoMiner-COL-D05N100"
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 2-5973"
echo " Executing tool itstools"
echo " Input is CryptoMiner-COL-D05N100, 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 r066-tall-177946967800583"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CryptoMiner-COL-D05N100.tgz
mv CryptoMiner-COL-D05N100 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.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 ;