Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2022-input.r096-smll-165260575900238.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2022-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is GPPP-PT-C0100N0000000010, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r096-smll-165260575900238
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 500K
-rw-r--r-- 1 mcc users 6.5K Apr 29 18:37 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K Apr 29 18:37 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.8K Apr 29 18:35 CTLFireability.txt
-rw-r--r-- 1 mcc users 63K Apr 29 18:35 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.0K May 10 09:33 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K May 9 07:53 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 9 07:53 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.1K May 9 07:53 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 9 07:53 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.9K Apr 29 18:38 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 104K Apr 29 18:38 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Apr 29 18:37 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 95K Apr 29 18:37 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 9 07:53 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 9 07:53 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 10 09:33 equiv_col
-rw-r--r-- 1 mcc users 17 May 10 09:33 instance
-rw-r--r-- 1 mcc users 6 May 10 09:33 iscolored
-rw-r--r-- 1 mcc users 1 May 10 09:33 large_marking
-rw-r--r-- 1 mcc users 21K May 10 09:33 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 GPPP-PT-C0100N0000000010-ReachabilityCardinality-00
FORMULA_NAME GPPP-PT-C0100N0000000010-ReachabilityCardinality-01
FORMULA_NAME GPPP-PT-C0100N0000000010-ReachabilityCardinality-02
FORMULA_NAME GPPP-PT-C0100N0000000010-ReachabilityCardinality-03
FORMULA_NAME GPPP-PT-C0100N0000000010-ReachabilityCardinality-04
FORMULA_NAME GPPP-PT-C0100N0000000010-ReachabilityCardinality-05
FORMULA_NAME GPPP-PT-C0100N0000000010-ReachabilityCardinality-06
FORMULA_NAME GPPP-PT-C0100N0000000010-ReachabilityCardinality-07
FORMULA_NAME GPPP-PT-C0100N0000000010-ReachabilityCardinality-08
FORMULA_NAME GPPP-PT-C0100N0000000010-ReachabilityCardinality-09
FORMULA_NAME GPPP-PT-C0100N0000000010-ReachabilityCardinality-10
FORMULA_NAME GPPP-PT-C0100N0000000010-ReachabilityCardinality-11
FORMULA_NAME GPPP-PT-C0100N0000000010-ReachabilityCardinality-12
FORMULA_NAME GPPP-PT-C0100N0000000010-ReachabilityCardinality-13
FORMULA_NAME GPPP-PT-C0100N0000000010-ReachabilityCardinality-14
FORMULA_NAME GPPP-PT-C0100N0000000010-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1654182799581

Running Version 202205111006
[2022-06-02 15:13:21] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -spotpath, /home/mcc/BenchKit/bin//..//ltlfilt, -z3path, /home/mcc/BenchKit/bin//..//z3/bin/z3, -yices2path, /home/mcc/BenchKit/bin//..//yices/bin/yices, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2022-06-02 15:13:21] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-06-02 15:13:22] [INFO ] Load time of PNML (sax parser for PT used): 112 ms
[2022-06-02 15:13:22] [INFO ] Transformed 33 places.
[2022-06-02 15:13:22] [INFO ] Transformed 22 transitions.
[2022-06-02 15:13:22] [INFO ] Parsed PT model containing 33 places and 22 transitions in 359 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 46 ms.
Working with output stream class java.io.PrintStream
FORMULA GPPP-PT-C0100N0000000010-ReachabilityCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10002 steps, including 22 resets, run finished after 588 ms. (steps per millisecond=17 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=27 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=41 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=38 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=37 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=40 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 45 ms. (steps per millisecond=22 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 41 ms. (steps per millisecond=24 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=29 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 15) seen :0
Interrupted probabilistic random walk after 301086 steps, run timeout after 3001 ms. (steps per millisecond=100 ) properties seen :{}
Probabilistic random walk after 301086 steps, saw 55195 distinct states, run finished after 3009 ms. (steps per millisecond=100 ) properties seen :0
Running SMT prover for 15 properties.
// Phase 1: matrix 22 rows 33 cols
[2022-06-02 15:13:26] [INFO ] Computed 12 place invariants in 9 ms
[2022-06-02 15:13:26] [INFO ] After 264ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:15
[2022-06-02 15:13:26] [INFO ] [Nat]Absence check using 6 positive place invariants in 4 ms returned sat
[2022-06-02 15:13:26] [INFO ] [Nat]Absence check using 6 positive and 6 generalized place invariants in 7 ms returned sat
[2022-06-02 15:13:37] [INFO ] After 11127ms SMT Verify possible using all constraints in natural domain returned unsat :14 sat :0
FORMULA GPPP-PT-C0100N0000000010-ReachabilityCardinality-15 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA GPPP-PT-C0100N0000000010-ReachabilityCardinality-14 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA GPPP-PT-C0100N0000000010-ReachabilityCardinality-13 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA GPPP-PT-C0100N0000000010-ReachabilityCardinality-12 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA GPPP-PT-C0100N0000000010-ReachabilityCardinality-11 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA GPPP-PT-C0100N0000000010-ReachabilityCardinality-10 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA GPPP-PT-C0100N0000000010-ReachabilityCardinality-09 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA GPPP-PT-C0100N0000000010-ReachabilityCardinality-08 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA GPPP-PT-C0100N0000000010-ReachabilityCardinality-07 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA GPPP-PT-C0100N0000000010-ReachabilityCardinality-06 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA GPPP-PT-C0100N0000000010-ReachabilityCardinality-05 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA GPPP-PT-C0100N0000000010-ReachabilityCardinality-02 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA GPPP-PT-C0100N0000000010-ReachabilityCardinality-01 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA GPPP-PT-C0100N0000000010-ReachabilityCardinality-00 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 15 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 23 out of 33 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 33/33 places, 22/22 transitions.
Applied a total of 0 rules in 23 ms. Remains 33 /33 variables (removed 0) and now considering 22/22 (removed 0) transitions.
// Phase 1: matrix 22 rows 33 cols
[2022-06-02 15:13:37] [INFO ] Computed 12 place invariants in 4 ms
[2022-06-02 15:13:37] [INFO ] Dead Transitions using invariants and state equation in 72 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 33/33 places, 22/22 transitions.
Incomplete random walk after 1000001 steps, including 2308 resets, run finished after 1036 ms. (steps per millisecond=965 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1735 ms. (steps per millisecond=576 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 5515476 steps, run timeout after 6001 ms. (steps per millisecond=919 ) properties seen :{}
Probabilistic random walk after 5515476 steps, saw 817468 distinct states, run finished after 6006 ms. (steps per millisecond=918 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 22 rows 33 cols
[2022-06-02 15:13:46] [INFO ] Computed 12 place invariants in 3 ms
[2022-06-02 15:13:46] [INFO ] After 45ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2022-06-02 15:13:46] [INFO ] [Nat]Absence check using 6 positive place invariants in 3 ms returned sat
[2022-06-02 15:13:50] [INFO ] [Nat]Absence check using 6 positive and 6 generalized place invariants in 3371 ms returned sat
[2022-06-02 15:13:59] [INFO ] After 12420ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 23 out of 33 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 33/33 places, 22/22 transitions.
Applied a total of 0 rules in 3 ms. Remains 33 /33 variables (removed 0) and now considering 22/22 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 33/33 places, 22/22 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 33/33 places, 22/22 transitions.
Applied a total of 0 rules in 2 ms. Remains 33 /33 variables (removed 0) and now considering 22/22 (removed 0) transitions.
// Phase 1: matrix 22 rows 33 cols
[2022-06-02 15:13:59] [INFO ] Computed 12 place invariants in 2 ms
[2022-06-02 15:13:59] [INFO ] Implicit Places using invariants in 44 ms returned []
// Phase 1: matrix 22 rows 33 cols
[2022-06-02 15:13:59] [INFO ] Computed 12 place invariants in 2 ms
[2022-06-02 15:13:59] [INFO ] Implicit Places using invariants and state equation in 64 ms returned []
Implicit Place search using SMT with State Equation took 110 ms to find 0 implicit places.
[2022-06-02 15:13:59] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 22 rows 33 cols
[2022-06-02 15:13:59] [INFO ] Computed 12 place invariants in 2 ms
[2022-06-02 15:13:59] [INFO ] Dead Transitions using invariants and state equation in 69 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 33/33 places, 22/22 transitions.
Incomplete random walk after 1000002 steps, including 2321 resets, run finished after 952 ms. (steps per millisecond=1050 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1299 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 5029322 steps, run timeout after 6001 ms. (steps per millisecond=838 ) properties seen :{}
Probabilistic random walk after 5029322 steps, saw 746394 distinct states, run finished after 6002 ms. (steps per millisecond=837 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 22 rows 33 cols
[2022-06-02 15:14:07] [INFO ] Computed 12 place invariants in 4 ms
[2022-06-02 15:14:07] [INFO ] After 37ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2022-06-02 15:14:07] [INFO ] [Nat]Absence check using 6 positive place invariants in 4 ms returned sat
[2022-06-02 15:14:11] [INFO ] [Nat]Absence check using 6 positive and 6 generalized place invariants in 3593 ms returned sat
[2022-06-02 15:14:20] [INFO ] After 12654ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 23 out of 33 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 33/33 places, 22/22 transitions.
Applied a total of 0 rules in 8 ms. Remains 33 /33 variables (removed 0) and now considering 22/22 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 33/33 places, 22/22 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 33/33 places, 22/22 transitions.
Applied a total of 0 rules in 2 ms. Remains 33 /33 variables (removed 0) and now considering 22/22 (removed 0) transitions.
// Phase 1: matrix 22 rows 33 cols
[2022-06-02 15:14:20] [INFO ] Computed 12 place invariants in 1 ms
[2022-06-02 15:14:20] [INFO ] Implicit Places using invariants in 47 ms returned []
// Phase 1: matrix 22 rows 33 cols
[2022-06-02 15:14:20] [INFO ] Computed 12 place invariants in 2 ms
[2022-06-02 15:14:20] [INFO ] Implicit Places using invariants and state equation in 71 ms returned []
Implicit Place search using SMT with State Equation took 120 ms to find 0 implicit places.
[2022-06-02 15:14:20] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 22 rows 33 cols
[2022-06-02 15:14:20] [INFO ] Computed 12 place invariants in 2 ms
[2022-06-02 15:14:20] [INFO ] Dead Transitions using invariants and state equation in 48 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 33/33 places, 22/22 transitions.
Applied a total of 0 rules in 1 ms. Remains 33 /33 variables (removed 0) and now considering 22/22 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 22 rows 33 cols
[2022-06-02 15:14:20] [INFO ] Computed 12 place invariants in 1 ms
[2022-06-02 15:14:20] [INFO ] After 25ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2022-06-02 15:14:20] [INFO ] [Nat]Absence check using 6 positive place invariants in 4 ms returned sat
[2022-06-02 15:14:23] [INFO ] [Nat]Absence check using 6 positive and 6 generalized place invariants in 3451 ms returned sat
[2022-06-02 15:14:32] [INFO ] After 12486ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
[2022-06-02 15:14:33] [INFO ] Flatten gal took : 48 ms
[2022-06-02 15:14:33] [INFO ] Flatten gal took : 15 ms
[2022-06-02 15:14:33] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality575854329738701108.gal : 9 ms
[2022-06-02 15:14:33] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9785396821176200553.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality575854329738701108.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9785396821176200553.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64 --gc-threshold 2000000 --quiet -i /tmp...318
Loading property file /tmp/ReachabilityCardinality9785396821176200553.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 8
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :8 after 22
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :22 after 54
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :54 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 214
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :214 after 950
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :950 after 3084
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :3084 after 129034
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :129034 after 144600
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :144600 after 182930
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :182930 after 257908
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :257908 after 529958
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :529958 after 1.19668e+06
Detected timeout of ITS tools.
[2022-06-02 15:14:48] [INFO ] Flatten gal took : 11 ms
[2022-06-02 15:14:48] [INFO ] Applying decomposition
[2022-06-02 15:14:48] [INFO ] Flatten gal took : 11 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202205111006/bin/convert-linux64' '-i' '/tmp/graph12193057334231518621.txt' '-o' '/tmp/graph12193057334231518621.bin' '-w' '/tmp/graph12193057334231518621.weights'
Built communities with : '/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202205111006/bin/louvain-linux64' '/tmp/graph12193057334231518621.bin' '-l' '-1' '-v' '-w' '/tmp/graph12193057334231518621.weights' '-q' '0' '-e' '0.001'
[2022-06-02 15:14:48] [INFO ] Decomposing Gal with order
[2022-06-02 15:14:48] [INFO ] Rewriting arrays to variables to allow decomposition.
[2022-06-02 15:14:48] [INFO ] Removed a total of 10 redundant transitions.
[2022-06-02 15:14:48] [INFO ] Flatten gal took : 85 ms
[2022-06-02 15:14:48] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 3 ms.
[2022-06-02 15:14:48] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13038067820049608714.gal : 4 ms
[2022-06-02 15:14:48] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9815180929596114675.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13038067820049608714.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9815180929596114675.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64 --gc-threshold 2000000 --quiet -i /tmp...320
Loading property file /tmp/ReachabilityCardinality9815180929596114675.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :2 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 8
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :8 after 26
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :26 after 155
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :155 after 560
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :560 after 2765
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :2765 after 44602
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :44602 after 111326
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :111326 after 175558
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :175558 after 912231
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :912231 after 6.81576e+06
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :6.81576e+06 after 7.0786e+07
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :7.0786e+07 after 8.06972e+08
Detected timeout of ITS tools.
Built C files in :
/tmp/ltsmin12274863485313141264
[2022-06-02 15:15:03] [INFO ] Built C files in 15ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12274863485313141264
Running compilation step : cd /tmp/ltsmin12274863485313141264;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 287 ms.
Running link step : cd /tmp/ltsmin12274863485313141264;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 44 ms.
Running LTSmin : cd /tmp/ltsmin12274863485313141264;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '-i' 'GPPPPTC0100N0000000010ReachabilityCardinality04==true'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2022-06-02 15:15:18] [INFO ] Flatten gal took : 22 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin37405128371631014
[2022-06-02 15:15:18] [INFO ] Computing symmetric may disable matrix : 22 transitions.
[2022-06-02 15:15:18] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-06-02 15:15:18] [INFO ] Computing symmetric may enable matrix : 22 transitions.
[2022-06-02 15:15:18] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-06-02 15:15:18] [INFO ] Applying decomposition
[2022-06-02 15:15:18] [INFO ] Computing Do-Not-Accords matrix : 22 transitions.
[2022-06-02 15:15:18] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-06-02 15:15:18] [INFO ] Built C files in 7ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin37405128371631014
Running compilation step : cd /tmp/ltsmin37405128371631014;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/limit_time.pl' '720' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
[2022-06-02 15:15:18] [INFO ] Flatten gal took : 11 ms
[2022-06-02 15:15:18] [INFO ] Flatten gal took : 5 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202205111006/bin/convert-linux64' '-i' '/tmp/graph5275952258010178156.txt' '-o' '/tmp/graph5275952258010178156.bin' '-w' '/tmp/graph5275952258010178156.weights'
Built communities with : '/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202205111006/bin/louvain-linux64' '/tmp/graph5275952258010178156.bin' '-l' '-1' '-v' '-w' '/tmp/graph5275952258010178156.weights' '-q' '0' '-e' '0.001'
[2022-06-02 15:15:18] [INFO ] Decomposing Gal with order
[2022-06-02 15:15:18] [INFO ] Rewriting arrays to variables to allow decomposition.
[2022-06-02 15:15:18] [INFO ] Input system was already deterministic with 22 transitions.
[2022-06-02 15:15:19] [INFO ] Removed a total of 9 redundant transitions.
[2022-06-02 15:15:19] [INFO ] Flatten gal took : 18 ms
[2022-06-02 15:15:19] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 1 ms.
[2022-06-02 15:15:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2026922605744377783.gal : 2 ms
[2022-06-02 15:15:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1310561361040076095.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2026922605744377783.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1310561361040076095.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64 --gc-threshold 2000000 --quiet -i /tmp...319
Loading property file /tmp/ReachabilityCardinality1310561361040076095.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 9
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :9 after 18
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :18 after 35
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :35 after 135
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :135 after 171
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :171 after 243
[2022-06-02 15:15:19] [INFO ] Ran tautology test, simplified 0 / 1 in 132 ms.
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :243 after 670
[2022-06-02 15:15:19] [INFO ] BMC solution for property GPPP-PT-C0100N0000000010-ReachabilityCardinality-04(UNSAT) depth K=0 took 2 ms
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :670 after 1870
[2022-06-02 15:15:19] [INFO ] BMC solution for property GPPP-PT-C0100N0000000010-ReachabilityCardinality-04(UNSAT) depth K=1 took 24 ms
[2022-06-02 15:15:19] [INFO ] BMC solution for property GPPP-PT-C0100N0000000010-ReachabilityCardinality-04(UNSAT) depth K=2 took 8 ms
[2022-06-02 15:15:19] [INFO ] BMC solution for property GPPP-PT-C0100N0000000010-ReachabilityCardinality-04(UNSAT) depth K=3 took 8 ms
[2022-06-02 15:15:19] [INFO ] BMC solution for property GPPP-PT-C0100N0000000010-ReachabilityCardinality-04(UNSAT) depth K=4 took 13 ms
Compilation finished in 252 ms.
Running link step : cd /tmp/ltsmin37405128371631014;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Presburger conditions satisfied. Using coverability to approximate state space in K-Induction.
// Phase 1: matrix 22 rows 33 cols
[2022-06-02 15:15:19] [INFO ] Computed 12 place invariants in 1 ms
[2022-06-02 15:15:19] [INFO ] Computed 12 place invariants in 2 ms
[2022-06-02 15:15:19] [INFO ] BMC solution for property GPPP-PT-C0100N0000000010-ReachabilityCardinality-04(UNSAT) depth K=5 took 60 ms
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1870 after 21097
Link finished in 77 ms.
Running LTSmin : cd /tmp/ltsmin37405128371631014;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'GPPPPTC0100N0000000010ReachabilityCardinality04==true'
[2022-06-02 15:15:19] [INFO ] Proved 33 variables to be positive in 199 ms
[2022-06-02 15:15:19] [INFO ] BMC solution for property GPPP-PT-C0100N0000000010-ReachabilityCardinality-04(UNSAT) depth K=6 took 215 ms
[2022-06-02 15:15:20] [INFO ] BMC solution for property GPPP-PT-C0100N0000000010-ReachabilityCardinality-04(UNSAT) depth K=7 took 1206 ms
[2022-06-02 15:15:24] [INFO ] BMC solution for property GPPP-PT-C0100N0000000010-ReachabilityCardinality-04(UNSAT) depth K=8 took 4233 ms
[2022-06-02 15:15:33] [INFO ] BMC solution for property GPPP-PT-C0100N0000000010-ReachabilityCardinality-04(UNSAT) depth K=9 took 8331 ms
[2022-06-02 15:15:45] [INFO ] BMC solution for property GPPP-PT-C0100N0000000010-ReachabilityCardinality-04(UNSAT) depth K=10 took 12496 ms
[2022-06-02 15:16:13] [INFO ] BMC solution for property GPPP-PT-C0100N0000000010-ReachabilityCardinality-04(UNSAT) depth K=11 took 27970 ms
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :21097 after 6.2934e+07
[2022-06-02 15:16:57] [INFO ] BMC solution for property GPPP-PT-C0100N0000000010-ReachabilityCardinality-04(UNSAT) depth K=12 took 43831 ms
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :6.2934e+07 after 6.56e+07
[2022-06-02 15:18:06] [INFO ] BMC solution for property GPPP-PT-C0100N0000000010-ReachabilityCardinality-04(UNSAT) depth K=13 took 69160 ms
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :1.24121e+08 after 2.43778e+08
[2022-06-02 15:19:38] [INFO ] BMC solution for property GPPP-PT-C0100N0000000010-ReachabilityCardinality-04(UNSAT) depth K=14 took 91329 ms
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :6.39642e+08 after 8.65125e+08
SDD proceeding with computation,1 properties remain. new max is 65536
SDD size :2.09016e+09 after 2.66077e+09
[2022-06-02 15:21:40] [INFO ] BMC solution for property GPPP-PT-C0100N0000000010-ReachabilityCardinality-04(UNSAT) depth K=15 took 122809 ms
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\_flatf,1.41846e+10,159.528,1092956,2,1.11028e+06,23,6.14363e+06,7,0,193,6.16702e+06,0
Total reachable state count : 14184612091

Verifying 1 reachability properties.
Reachability property GPPP-PT-C0100N0000000010-ReachabilityCardinality-04 does not hold.
FORMULA GPPP-PT-C0100N0000000010-ReachabilityCardinality-04 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
No reachable states exhibit your property : GPPP-PT-C0100N0000000010-ReachabilityCardinality-04

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
GPPP-PT-C0100N0000000010-ReachabilityCardinality-04,0,159.75,1092956,1,0,23,6.14363e+06,7,0,357,6.16702e+06,0
[2022-06-02 15:22:38] [WARNING] Interrupting SMT solver.
[2022-06-02 15:22:38] [WARNING] SMT solver unexpectedly returned 'unknown' answer, retrying.
[2022-06-02 15:22:38] [WARNING] SMT solver unexpectedly returned 'unknown' answer, retrying.
java.lang.RuntimeException: SMT solver raised an exception or timeout :(error "Failed to check-sat")
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.checkSat(NextBMCSolver.java:299)
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.checkSat(NextBMCSolver.java:307)
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.verifyAssertion(NextBMCSolver.java:454)
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.verify(NextBMCSolver.java:437)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd.runBMC(Gal2SMTFrontEnd.java:385)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd$1.run(Gal2SMTFrontEnd.java:164)
at java.base/java.lang.Thread.run(Thread.java:829)
[2022-06-02 15:22:38] [WARNING] Unexpected error occurred while running SMT. Was verifying GPPP-PT-C0100N0000000010-ReachabilityCardinality-04 SMT depth 16
java.lang.RuntimeException: java.lang.RuntimeException: SMT solver raised an exception or timeout :(error "Failed to check-sat")
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd.runBMC(Gal2SMTFrontEnd.java:411)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd$1.run(Gal2SMTFrontEnd.java:164)
at java.base/java.lang.Thread.run(Thread.java:829)
Caused by: java.lang.RuntimeException: SMT solver raised an exception or timeout :(error "Failed to check-sat")
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.checkSat(NextBMCSolver.java:299)
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.checkSat(NextBMCSolver.java:307)
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.verifyAssertion(NextBMCSolver.java:454)
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.verify(NextBMCSolver.java:437)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd.runBMC(Gal2SMTFrontEnd.java:385)
... 2 more
[2022-06-02 15:22:38] [INFO ] During BMC, SMT solver timed out at depth 16
[2022-06-02 15:22:38] [INFO ] BMC solving timed out (3600000 secs) at depth 16
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
java.lang.RuntimeException: SMT solver raised an exception or timeout :(error "Failed to check-sat")
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.checkSat(NextBMCSolver.java:299)
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.checkSat(NextBMCSolver.java:307)
at fr.lip6.move.gal.gal2smt.bmc.KInductionSolver.verify(KInductionSolver.java:587)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd.runKInduction(Gal2SMTFrontEnd.java:306)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd$2.run(Gal2SMTFrontEnd.java:171)
at java.base/java.lang.Thread.run(Thread.java:829)
[2022-06-02 15:22:38] [WARNING] Unexpected error occurred while running SMT. Was verifying GPPP-PT-C0100N0000000010-ReachabilityCardinality-04 K-induction depth 0
Exception in thread "Thread-12" java.lang.RuntimeException: java.lang.RuntimeException: SMT solver raised an exception or timeout :(error "Failed to check-sat")
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd.runKInduction(Gal2SMTFrontEnd.java:344)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd$2.run(Gal2SMTFrontEnd.java:171)
at java.base/java.lang.Thread.run(Thread.java:829)
Caused by: java.lang.RuntimeException: SMT solver raised an exception or timeout :(error "Failed to check-sat")
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.checkSat(NextBMCSolver.java:299)
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.checkSat(NextBMCSolver.java:307)
at fr.lip6.move.gal.gal2smt.bmc.KInductionSolver.verify(KInductionSolver.java:587)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd.runKInduction(Gal2SMTFrontEnd.java:306)
... 2 more
[2022-06-02 15:22:38] [INFO ] SMT solved 0/ 1 properties. Interrupting SMT analysis.
Total runtime 557109 ms.

BK_STOP 1654183358874

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

+ export LANG=C
+ LANG=C
+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ ReachabilityCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution ReachabilityCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ export PYTHONPATH=/usr/lib/python3.9/site-packages/
+ PYTHONPATH=/usr/lib/python3.9/site-packages/
+ export LD_LIBRARY_PATH=/usr/local/lib:
+ LD_LIBRARY_PATH=/usr/local/lib:
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202205111006.jar
+ VERSION=202205111006
+ echo 'Running Version 202205111006'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data @none -pnfolder /home/mcc/execution -examination ReachabilityCardinality -spotpath /home/mcc/BenchKit/bin//..//ltlfilt -z3path /home/mcc/BenchKit/bin//..//z3/bin/z3 -yices2path /home/mcc/BenchKit/bin//..//yices/bin/yices -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=@none -Xss128m -Xms40m -Xmx8192m

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="GPPP-PT-C0100N0000000010"
export BK_EXAMINATION="ReachabilityCardinality"
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 2-4028"
echo " Executing tool itstools"
echo " Input is GPPP-PT-C0100N0000000010, 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 r096-smll-165260575900238"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/GPPP-PT-C0100N0000000010.tgz
mv GPPP-PT-C0100N0000000010 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 ;