Execution Chart

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

Trace from the execution

Formatting '/data/fko/mcc2021-input.r045-oct2-162038291700268.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fko/mcc2021-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 CloudDeployment-PT-2a, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r045-oct2-162038291700268
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 460K
-rw-r--r-- 1 mcc users 15K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 151K May 5 16:58 CTLCardinality.xml
-rw-r--r-- 1 mcc users 9.3K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 88K May 5 16:58 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.4K Mar 28 15:51 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 28 15:51 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Mar 28 15:51 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 28 15:51 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.2K Mar 23 03:06 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 16K Mar 23 03:06 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.1K Mar 22 12:34 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 21K Mar 22 12:34 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 22 09:10 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 22 09:10 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 5 16:51 equiv_col
-rw-r--r-- 1 mcc users 3 May 5 16:51 instance
-rw-r--r-- 1 mcc users 6 May 5 16:51 iscolored
-rw-r--r-- 1 mcc users 51K May 5 16:51 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 CloudDeployment-PT-2a-00
FORMULA_NAME CloudDeployment-PT-2a-01
FORMULA_NAME CloudDeployment-PT-2a-02
FORMULA_NAME CloudDeployment-PT-2a-03
FORMULA_NAME CloudDeployment-PT-2a-04
FORMULA_NAME CloudDeployment-PT-2a-05
FORMULA_NAME CloudDeployment-PT-2a-06
FORMULA_NAME CloudDeployment-PT-2a-07
FORMULA_NAME CloudDeployment-PT-2a-08
FORMULA_NAME CloudDeployment-PT-2a-09
FORMULA_NAME CloudDeployment-PT-2a-10
FORMULA_NAME CloudDeployment-PT-2a-11
FORMULA_NAME CloudDeployment-PT-2a-12
FORMULA_NAME CloudDeployment-PT-2a-13
FORMULA_NAME CloudDeployment-PT-2a-14
FORMULA_NAME CloudDeployment-PT-2a-15

=== Now, execution of the tool begins

BK_START 1620573701622

Running Version 0
[2021-05-09 15:21:44] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -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]
[2021-05-09 15:21:44] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-09 15:21:44] [INFO ] Load time of PNML (sax parser for PT used): 54 ms
[2021-05-09 15:21:44] [INFO ] Transformed 69 places.
[2021-05-09 15:21:44] [INFO ] Transformed 174 transitions.
[2021-05-09 15:21:44] [INFO ] Found NUPN structural information;
[2021-05-09 15:21:44] [INFO ] Parsed PT model containing 69 places and 174 transitions in 89 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 8 ms.
Working with output stream class java.io.PrintStream
[2021-05-09 15:21:44] [INFO ] Initial state test concluded for 5 properties.
Ensure Unique test removed 14 transitions
Reduce redundant transitions removed 14 transitions.
FORMULA CloudDeployment-PT-2a-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-2a-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-2a-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-2a-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-2a-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-2a-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-2a-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-2a-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-2a-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 19 out of 69 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 69/69 places, 160/160 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 67 transition count 160
Drop transitions removed 13 transitions
Redundant transition composition rules discarded 13 transitions
Iterating global reduction 1 with 13 rules applied. Total rules applied 15 place count 67 transition count 147
Applied a total of 15 rules in 41 ms. Remains 67 /69 variables (removed 2) and now considering 147/160 (removed 13) transitions.
[2021-05-09 15:21:44] [INFO ] Flow matrix only has 100 transitions (discarded 47 similar events)
// Phase 1: matrix 100 rows 67 cols
[2021-05-09 15:21:44] [INFO ] Computed 10 place invariants in 10 ms
[2021-05-09 15:21:44] [INFO ] Implicit Places using invariants in 189 ms returned []
[2021-05-09 15:21:44] [INFO ] Flow matrix only has 100 transitions (discarded 47 similar events)
// Phase 1: matrix 100 rows 67 cols
[2021-05-09 15:21:44] [INFO ] Computed 10 place invariants in 2 ms
[2021-05-09 15:21:44] [INFO ] State equation strengthened by 30 read => feed constraints.
[2021-05-09 15:21:44] [INFO ] Implicit Places using invariants and state equation in 177 ms returned []
Implicit Place search using SMT with State Equation took 389 ms to find 0 implicit places.
[2021-05-09 15:21:44] [INFO ] Flow matrix only has 100 transitions (discarded 47 similar events)
// Phase 1: matrix 100 rows 67 cols
[2021-05-09 15:21:44] [INFO ] Computed 10 place invariants in 5 ms
[2021-05-09 15:21:45] [INFO ] Dead Transitions using invariants and state equation in 108 ms returned []
Finished structural reductions, in 1 iterations. Remains : 67/69 places, 147/160 transitions.
[2021-05-09 15:21:45] [INFO ] Initial state reduction rules for LTL removed 1 formulas.
[2021-05-09 15:21:45] [INFO ] Flatten gal took : 41 ms
FORMULA CloudDeployment-PT-2a-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2021-05-09 15:21:45] [INFO ] Flatten gal took : 13 ms
[2021-05-09 15:21:45] [INFO ] Input system was already deterministic with 147 transitions.
Incomplete random walk after 100000 steps, including 3014 resets, run finished after 178 ms. (steps per millisecond=561 ) properties (out of 9) seen :7
Running SMT prover for 2 properties.
[2021-05-09 15:21:45] [INFO ] Flow matrix only has 100 transitions (discarded 47 similar events)
// Phase 1: matrix 100 rows 67 cols
[2021-05-09 15:21:45] [INFO ] Computed 10 place invariants in 2 ms
[2021-05-09 15:21:45] [INFO ] [Real]Absence check using 0 positive and 10 generalized place invariants in 82 ms returned sat
[2021-05-09 15:21:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 15:21:46] [INFO ] [Real]Absence check using state equation in 657 ms returned sat
[2021-05-09 15:21:46] [INFO ] Solution in real domain found non-integer solution.
[2021-05-09 15:21:46] [INFO ] [Nat]Absence check using 0 positive and 10 generalized place invariants in 75 ms returned sat
[2021-05-09 15:21:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-09 15:21:46] [INFO ] [Nat]Absence check using state equation in 641 ms returned sat
[2021-05-09 15:21:46] [INFO ] State equation strengthened by 30 read => feed constraints.
[2021-05-09 15:21:46] [INFO ] [Nat]Added 30 Read/Feed constraints in 6 ms returned sat
[2021-05-09 15:21:47] [INFO ] Computed and/alt/rep : 95/306/95 causal constraints (skipped 4 transitions) in 15 ms.
[2021-05-09 15:21:47] [INFO ] Added : 80 causal constraints over 17 iterations in 339 ms. Result :sat
[2021-05-09 15:21:47] [INFO ] [Real]Absence check using 0 positive and 10 generalized place invariants in 80 ms returned sat
[2021-05-09 15:21:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 15:21:47] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2021-05-09 15:21:47] [INFO ] Solution in real domain found non-integer solution.
Successfully simplified 1 atomic propositions for a total of 6 simplifications.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(F(G(p0)))], workingDir=/home/mcc/execution]
Support contains 1 out of 67 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 67/67 places, 147/147 transitions.
Graph (trivial) has 81 edges and 67 vertex of which 20 / 67 are part of one of the 6 SCC in 3 ms
Free SCC test removed 14 places
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 32 transitions.
Ensure Unique test removed 2 places
Reduce places removed 3 places and 1 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 3 place count 48 transition count 106
Iterating global reduction 0 with 2 rules applied. Total rules applied 5 place count 48 transition count 106
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 17 place count 42 transition count 112
Drop transitions removed 20 transitions
Redundant transition composition rules discarded 20 transitions
Iterating global reduction 0 with 20 rules applied. Total rules applied 37 place count 42 transition count 92
Applied a total of 37 rules in 27 ms. Remains 42 /67 variables (removed 25) and now considering 92/147 (removed 55) transitions.
[2021-05-09 15:21:47] [INFO ] Flow matrix only has 49 transitions (discarded 43 similar events)
// Phase 1: matrix 49 rows 42 cols
[2021-05-09 15:21:47] [INFO ] Computed 8 place invariants in 0 ms
[2021-05-09 15:21:48] [INFO ] Implicit Places using invariants in 971 ms returned []
[2021-05-09 15:21:48] [INFO ] Flow matrix only has 49 transitions (discarded 43 similar events)
// Phase 1: matrix 49 rows 42 cols
[2021-05-09 15:21:48] [INFO ] Computed 8 place invariants in 1 ms
[2021-05-09 15:21:49] [INFO ] State equation strengthened by 4 read => feed constraints.
[2021-05-09 15:21:50] [INFO ] Implicit Places using invariants and state equation in 1392 ms returned []
Implicit Place search using SMT with State Equation took 2379 ms to find 0 implicit places.
[2021-05-09 15:21:50] [INFO ] Redundant transitions in 36 ms returned []
[2021-05-09 15:21:50] [INFO ] Flow matrix only has 49 transitions (discarded 43 similar events)
// Phase 1: matrix 49 rows 42 cols
[2021-05-09 15:21:50] [INFO ] Computed 8 place invariants in 1 ms
[2021-05-09 15:21:50] [INFO ] Dead Transitions using invariants and state equation in 59 ms returned []
Finished structural reductions, in 1 iterations. Remains : 42/67 places, 92/147 transitions.
Stuttering acceptance computed with spot in 114 ms :[(NOT p0)]
Running random walk in product with property : CloudDeployment-PT-2a-00 automaton TGBA [mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 0}]], initial=0, aps=[p0:(NEQ s0 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 0 reset in 176 ms.
Product exploration explored 100000 steps with 0 reset in 155 ms.
Graph (complete) has 324 edges and 42 vertex of which 41 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Knowledge obtained : [p0]
Stuttering acceptance computed with spot in 91 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 138 ms.
Product exploration explored 100000 steps with 0 reset in 173 ms.
[2021-05-09 15:21:51] [INFO ] Flatten gal took : 8 ms
[2021-05-09 15:21:51] [INFO ] Flatten gal took : 12 ms
[2021-05-09 15:21:51] [INFO ] Time to serialize gal into /tmp/LTL2899135011886201854.gal : 14 ms
[2021-05-09 15:21:51] [INFO ] Time to serialize properties into /tmp/LTL16378538101117131311.ltl : 6 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64, --gc-threshold, 2000000, -i, /tmp/LTL2899135011886201854.gal, -t, CGAL, -LTL, /tmp/LTL16378538101117131311.ltl, -c, -stutter-deadlock, --gen-order, FOLLOW], workingDir=/home/mcc/execution]

its-ltl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/LTL2899135011886201854.gal -t CGAL -LTL /tmp/LTL16378538101117131311.ltl -c -stutter-deadlock --gen-order FOLLOW
Read 1 LTL properties
Checking formula 0 : !((F(G("(p1!=1)"))))
Formula 0 simplified : !FG"(p1!=1)"
Reverse transition relation is NOT exact ! Due to transitions t2, t24, t29, t32, t59, t64, t67, t73, t137, t140, t43.t68, t8.t33, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/total) :0/80/12/92
Computing Next relation with stutter on 2 deadlock states
2 unique states visited
2 strongly connected components in search stack
2 transitions explored
2 items max in DFS search stack
8 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,0.103767,19176,1,0,191,10339,198,146,1813,15918,372
an accepting run exists (use option '-e' to print it)
Formula 0 is FALSE accepting run found.
FORMULA CloudDeployment-PT-2a-00 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Treatment of property CloudDeployment-PT-2a-00 finished in 3768 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !((G(p0)||X(F(p1))))], workingDir=/home/mcc/execution]
Support contains 4 out of 67 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 67/67 places, 147/147 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 65 transition count 147
Applied a total of 2 rules in 4 ms. Remains 65 /67 variables (removed 2) and now considering 147/147 (removed 0) transitions.
[2021-05-09 15:21:51] [INFO ] Flow matrix only has 100 transitions (discarded 47 similar events)
// Phase 1: matrix 100 rows 65 cols
[2021-05-09 15:21:51] [INFO ] Computed 8 place invariants in 0 ms
[2021-05-09 15:21:51] [INFO ] Implicit Places using invariants in 108 ms returned []
[2021-05-09 15:21:51] [INFO ] Flow matrix only has 100 transitions (discarded 47 similar events)
// Phase 1: matrix 100 rows 65 cols
[2021-05-09 15:21:51] [INFO ] Computed 8 place invariants in 3 ms
[2021-05-09 15:21:51] [INFO ] State equation strengthened by 30 read => feed constraints.
[2021-05-09 15:21:51] [INFO ] Implicit Places using invariants and state equation in 146 ms returned []
Implicit Place search using SMT with State Equation took 282 ms to find 0 implicit places.
[2021-05-09 15:21:51] [INFO ] Flow matrix only has 100 transitions (discarded 47 similar events)
// Phase 1: matrix 100 rows 65 cols
[2021-05-09 15:21:51] [INFO ] Computed 8 place invariants in 1 ms
[2021-05-09 15:21:51] [INFO ] Dead Transitions using invariants and state equation in 97 ms returned []
Finished structural reductions, in 1 iterations. Remains : 65/67 places, 147/147 transitions.
Stuttering acceptance computed with spot in 132 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : CloudDeployment-PT-2a-06 automaton TGBA [mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 2}]], initial=1, aps=[p1:(AND (NEQ s33 0) (NEQ s53 1)), p0:(OR (EQ s34 0) (EQ s1 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 0 reset in 155 ms.
Product exploration explored 100000 steps with 0 reset in 150 ms.
Graph (complete) has 437 edges and 65 vertex of which 64 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.3 ms
Knowledge obtained : [(NOT p1), p0]
Stuttering acceptance computed with spot in 101 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Product exploration explored 100000 steps with 0 reset in 49 ms.
Product exploration explored 100000 steps with 0 reset in 51 ms.
Applying partial POR strategy [true, false, true]
Stuttering acceptance computed with spot in 107 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Support contains 4 out of 65 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions, iteration 0 : 65/65 places, 147/147 transitions.
Graph (trivial) has 81 edges and 65 vertex of which 20 / 65 are part of one of the 6 SCC in 1 ms
Free SCC test removed 14 places
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 32 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 3 place count 49 transition count 107
Iterating global reduction 0 with 2 rules applied. Total rules applied 5 place count 49 transition count 107
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -20
Deduced a syphon composed of 6 places in 1 ms
Iterating global reduction 0 with 6 rules applied. Total rules applied 11 place count 49 transition count 127
Deduced a syphon composed of 6 places in 0 ms
Drop transitions removed 26 transitions
Redundant transition composition rules discarded 26 transitions
Iterating global reduction 0 with 26 rules applied. Total rules applied 37 place count 49 transition count 101
Deduced a syphon composed of 6 places in 0 ms
Applied a total of 37 rules in 27 ms. Remains 49 /65 variables (removed 16) and now considering 101/147 (removed 46) transitions.
[2021-05-09 15:21:52] [INFO ] Redundant transitions in 58 ms returned []
[2021-05-09 15:21:52] [INFO ] Flow matrix only has 58 transitions (discarded 43 similar events)
// Phase 1: matrix 58 rows 49 cols
[2021-05-09 15:21:52] [INFO ] Computed 8 place invariants in 0 ms
[2021-05-09 15:21:52] [INFO ] Dead Transitions using invariants and state equation in 72 ms returned []
Finished structural reductions, in 1 iterations. Remains : 49/65 places, 101/147 transitions.
Product exploration explored 100000 steps with 0 reset in 99 ms.
Product exploration explored 100000 steps with 0 reset in 81 ms.
[2021-05-09 15:21:53] [INFO ] Flatten gal took : 7 ms
[2021-05-09 15:21:53] [INFO ] Flatten gal took : 7 ms
[2021-05-09 15:21:53] [INFO ] Time to serialize gal into /tmp/LTL14583697293741766146.gal : 2 ms
[2021-05-09 15:21:53] [INFO ] Time to serialize properties into /tmp/LTL1670753942284468292.ltl : 1 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64, --gc-threshold, 2000000, -i, /tmp/LTL14583697293741766146.gal, -t, CGAL, -LTL, /tmp/LTL1670753942284468292.ltl, -c, -stutter-deadlock, --gen-order, FOLLOW], workingDir=/home/mcc/execution]

its-ltl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/LTL14583697293741766146.gal -t CGAL -LTL /tmp/LTL1670753942284468292.ltl -c -stutter-deadlock --gen-order FOLLOW
Read 1 LTL properties
Checking formula 0 : !(((G("((p38==0)||(p2==1))"))||(X(F("((p37==1)&&(p57==0))")))))
Formula 0 simplified : !(G"((p38==0)||(p2==1))" | XF"((p37==1)&&(p57==0))")
Reverse transition relation is NOT exact ! Due to transitions t2, t3, t16, t24, t29, t32, t33, t36, t38, t51, t59, t64, t67, t68, t71, t73, t120, t130, t137, t140, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/total) :0/127/20/147
Computing Next relation with stutter on 2 deadlock states
2 unique states visited
0 strongly connected components in search stack
2 transitions explored
2 items max in DFS search stack
31 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,0.338731,28296,1,0,244,39195,309,179,2878,58141,455
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA CloudDeployment-PT-2a-06 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
ITS tools runner thread asked to quit. Dying gracefully.
Treatment of property CloudDeployment-PT-2a-06 finished in 2162 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(G(F(p0)))], workingDir=/home/mcc/execution]
Support contains 2 out of 67 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 67/67 places, 147/147 transitions.
Graph (trivial) has 77 edges and 67 vertex of which 18 / 67 are part of one of the 5 SCC in 0 ms
Free SCC test removed 13 places
Ensure Unique test removed 31 transitions
Reduce isomorphic transitions removed 31 transitions.
Ensure Unique test removed 2 places
Reduce places removed 3 places and 1 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 50 transition count 111
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 50 transition count 111
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 15 place count 44 transition count 117
Drop transitions removed 20 transitions
Redundant transition composition rules discarded 20 transitions
Iterating global reduction 0 with 20 rules applied. Total rules applied 35 place count 44 transition count 97
Applied a total of 35 rules in 29 ms. Remains 44 /67 variables (removed 23) and now considering 97/147 (removed 50) transitions.
[2021-05-09 15:21:53] [INFO ] Flow matrix only has 52 transitions (discarded 45 similar events)
// Phase 1: matrix 52 rows 44 cols
[2021-05-09 15:21:53] [INFO ] Computed 8 place invariants in 0 ms
[2021-05-09 15:21:53] [INFO ] Implicit Places using invariants in 23 ms returned []
[2021-05-09 15:21:53] [INFO ] Flow matrix only has 52 transitions (discarded 45 similar events)
// Phase 1: matrix 52 rows 44 cols
[2021-05-09 15:21:53] [INFO ] Computed 8 place invariants in 0 ms
[2021-05-09 15:21:53] [INFO ] State equation strengthened by 4 read => feed constraints.
[2021-05-09 15:21:53] [INFO ] Implicit Places using invariants and state equation in 53 ms returned []
Implicit Place search using SMT with State Equation took 99 ms to find 0 implicit places.
[2021-05-09 15:21:53] [INFO ] Redundant transitions in 38 ms returned []
[2021-05-09 15:21:53] [INFO ] Flow matrix only has 52 transitions (discarded 45 similar events)
// Phase 1: matrix 52 rows 44 cols
[2021-05-09 15:21:53] [INFO ] Computed 8 place invariants in 16 ms
[2021-05-09 15:21:54] [INFO ] Dead Transitions using invariants and state equation in 301 ms returned []
Finished structural reductions, in 1 iterations. Remains : 44/67 places, 97/147 transitions.
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CloudDeployment-PT-2a-07 automaton TGBA [mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (NEQ s19 0) (NEQ s18 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA CloudDeployment-PT-2a-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudDeployment-PT-2a-07 finished in 584 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(F(G(p0)))], workingDir=/home/mcc/execution]
Support contains 2 out of 67 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 67/67 places, 147/147 transitions.
Graph (trivial) has 81 edges and 67 vertex of which 20 / 67 are part of one of the 6 SCC in 0 ms
Free SCC test removed 14 places
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 32 transitions.
Ensure Unique test removed 2 places
Reduce places removed 3 places and 1 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 3 place count 48 transition count 106
Iterating global reduction 0 with 2 rules applied. Total rules applied 5 place count 48 transition count 106
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 17 place count 42 transition count 112
Drop transitions removed 18 transitions
Redundant transition composition rules discarded 18 transitions
Iterating global reduction 0 with 18 rules applied. Total rules applied 35 place count 42 transition count 94
Applied a total of 35 rules in 20 ms. Remains 42 /67 variables (removed 25) and now considering 94/147 (removed 53) transitions.
[2021-05-09 15:21:54] [INFO ] Flow matrix only has 51 transitions (discarded 43 similar events)
// Phase 1: matrix 51 rows 42 cols
[2021-05-09 15:21:54] [INFO ] Computed 8 place invariants in 3 ms
[2021-05-09 15:21:54] [INFO ] Implicit Places using invariants in 32 ms returned []
[2021-05-09 15:21:54] [INFO ] Flow matrix only has 51 transitions (discarded 43 similar events)
// Phase 1: matrix 51 rows 42 cols
[2021-05-09 15:21:54] [INFO ] Computed 8 place invariants in 1 ms
[2021-05-09 15:21:54] [INFO ] State equation strengthened by 4 read => feed constraints.
[2021-05-09 15:21:54] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
[2021-05-09 15:21:54] [INFO ] Redundant transitions in 52 ms returned []
[2021-05-09 15:21:54] [INFO ] Flow matrix only has 51 transitions (discarded 43 similar events)
// Phase 1: matrix 51 rows 42 cols
[2021-05-09 15:21:54] [INFO ] Computed 8 place invariants in 1 ms
[2021-05-09 15:21:54] [INFO ] Dead Transitions using invariants and state equation in 48 ms returned []
Finished structural reductions, in 1 iterations. Remains : 42/67 places, 94/147 transitions.
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Running random walk in product with property : CloudDeployment-PT-2a-11 automaton TGBA [mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 0}]], initial=0, aps=[p0:(OR (EQ s31 0) (EQ s21 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 0 reset in 43 ms.
Product exploration explored 100000 steps with 0 reset in 40 ms.
Graph (complete) has 328 edges and 42 vertex of which 41 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Knowledge obtained : [p0]
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 58 ms.
Product exploration explored 100000 steps with 0 reset in 39 ms.
[2021-05-09 15:21:54] [INFO ] Flatten gal took : 9 ms
[2021-05-09 15:21:54] [INFO ] Flatten gal took : 5 ms
[2021-05-09 15:21:54] [INFO ] Time to serialize gal into /tmp/LTL13263162232712844538.gal : 1 ms
[2021-05-09 15:21:54] [INFO ] Time to serialize properties into /tmp/LTL7014227058704952984.ltl : 0 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64, --gc-threshold, 2000000, -i, /tmp/LTL13263162232712844538.gal, -t, CGAL, -LTL, /tmp/LTL7014227058704952984.ltl, -c, -stutter-deadlock, --gen-order, FOLLOW], workingDir=/home/mcc/execution]

its-ltl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/LTL13263162232712844538.gal -t CGAL -LTL /tmp/LTL7014227058704952984.ltl -c -stutter-deadlock --gen-order FOLLOW
Read 1 LTL properties
Checking formula 0 : !((F(G("((p58==0)||(p38==1))"))))
Formula 0 simplified : !FG"((p58==0)||(p38==1))"
Reverse transition relation is NOT exact ! Due to transitions t2, t24, t29, t32, t59, t64, t67, t73, t137, t140, t43.t68, t8.t33, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/total) :0/82/12/94
Computing Next relation with stutter on 2 deadlock states
2 unique states visited
2 strongly connected components in search stack
2 transitions explored
2 items max in DFS search stack
9 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,0.108159,19980,1,0,219,13657,202,174,1860,21792,413
an accepting run exists (use option '-e' to print it)
Formula 0 is FALSE accepting run found.
FORMULA CloudDeployment-PT-2a-11 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Treatment of property CloudDeployment-PT-2a-11 finished in 702 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(G(F(p0)))], workingDir=/home/mcc/execution]
Support contains 5 out of 67 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 67/67 places, 147/147 transitions.
Graph (trivial) has 67 edges and 67 vertex of which 14 / 67 are part of one of the 4 SCC in 0 ms
Free SCC test removed 10 places
Ensure Unique test removed 23 transitions
Reduce isomorphic transitions removed 23 transitions.
Ensure Unique test removed 2 places
Reduce places removed 3 places and 1 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 53 transition count 119
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 53 transition count 119
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 15 place count 47 transition count 125
Drop transitions removed 17 transitions
Redundant transition composition rules discarded 17 transitions
Iterating global reduction 0 with 17 rules applied. Total rules applied 32 place count 47 transition count 108
Applied a total of 32 rules in 9 ms. Remains 47 /67 variables (removed 20) and now considering 108/147 (removed 39) transitions.
[2021-05-09 15:21:54] [INFO ] Flow matrix only has 63 transitions (discarded 45 similar events)
// Phase 1: matrix 63 rows 47 cols
[2021-05-09 15:21:54] [INFO ] Computed 8 place invariants in 0 ms
[2021-05-09 15:21:54] [INFO ] Implicit Places using invariants in 23 ms returned []
[2021-05-09 15:21:54] [INFO ] Flow matrix only has 63 transitions (discarded 45 similar events)
// Phase 1: matrix 63 rows 47 cols
[2021-05-09 15:21:54] [INFO ] Computed 8 place invariants in 1 ms
[2021-05-09 15:21:54] [INFO ] State equation strengthened by 4 read => feed constraints.
[2021-05-09 15:21:54] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 101 ms to find 0 implicit places.
[2021-05-09 15:21:54] [INFO ] Redundant transitions in 62 ms returned []
[2021-05-09 15:21:54] [INFO ] Flow matrix only has 63 transitions (discarded 45 similar events)
// Phase 1: matrix 63 rows 47 cols
[2021-05-09 15:21:55] [INFO ] Computed 8 place invariants in 1 ms
[2021-05-09 15:21:55] [INFO ] Dead Transitions using invariants and state equation in 115 ms returned []
Finished structural reductions, in 1 iterations. Remains : 47/67 places, 108/147 transitions.
Stuttering acceptance computed with spot in 93 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CloudDeployment-PT-2a-13 automaton TGBA [mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (EQ s19 1) (AND (OR (EQ s20 0) (EQ s28 1)) (OR (EQ s11 0) (EQ s5 1))) (EQ s19 1) (AND (OR (EQ s20 0) (EQ s28 1)) (OR (EQ s11 0) (EQ s5 1))))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 25 steps with 0 reset in 0 ms.
FORMULA CloudDeployment-PT-2a-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudDeployment-PT-2a-13 finished in 409 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(F(G(p0)))], workingDir=/home/mcc/execution]
Support contains 1 out of 67 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 67/67 places, 147/147 transitions.
Graph (trivial) has 78 edges and 67 vertex of which 20 / 67 are part of one of the 6 SCC in 0 ms
Free SCC test removed 14 places
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 32 transitions.
Ensure Unique test removed 2 places
Reduce places removed 3 places and 1 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 3 place count 48 transition count 106
Iterating global reduction 0 with 2 rules applied. Total rules applied 5 place count 48 transition count 106
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 17 place count 42 transition count 112
Drop transitions removed 17 transitions
Redundant transition composition rules discarded 17 transitions
Iterating global reduction 0 with 17 rules applied. Total rules applied 34 place count 42 transition count 95
Applied a total of 34 rules in 7 ms. Remains 42 /67 variables (removed 25) and now considering 95/147 (removed 52) transitions.
[2021-05-09 15:21:55] [INFO ] Flow matrix only has 52 transitions (discarded 43 similar events)
// Phase 1: matrix 52 rows 42 cols
[2021-05-09 15:21:55] [INFO ] Computed 8 place invariants in 1 ms
[2021-05-09 15:21:55] [INFO ] Implicit Places using invariants in 44 ms returned []
[2021-05-09 15:21:55] [INFO ] Flow matrix only has 52 transitions (discarded 43 similar events)
// Phase 1: matrix 52 rows 42 cols
[2021-05-09 15:21:55] [INFO ] Computed 8 place invariants in 0 ms
[2021-05-09 15:21:55] [INFO ] State equation strengthened by 4 read => feed constraints.
[2021-05-09 15:21:56] [INFO ] Implicit Places using invariants and state equation in 972 ms returned []
Implicit Place search using SMT with State Equation took 1032 ms to find 0 implicit places.
[2021-05-09 15:21:56] [INFO ] Redundant transitions in 151 ms returned []
[2021-05-09 15:21:56] [INFO ] Flow matrix only has 52 transitions (discarded 43 similar events)
// Phase 1: matrix 52 rows 42 cols
[2021-05-09 15:21:56] [INFO ] Computed 8 place invariants in 1 ms
[2021-05-09 15:21:56] [INFO ] Dead Transitions using invariants and state equation in 91 ms returned []
Finished structural reductions, in 1 iterations. Remains : 42/67 places, 95/147 transitions.
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Running random walk in product with property : CloudDeployment-PT-2a-15 automaton TGBA [mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 0}]], initial=0, aps=[p0:(EQ s26 0)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 7 steps with 0 reset in 0 ms.
FORMULA CloudDeployment-PT-2a-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudDeployment-PT-2a-15 finished in 1378 ms.
All properties solved without resorting to model-checking.

BK_STOP 1620573717080

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

+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ cut -d . -f 9
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202104292328.jar
+ VERSION=0
+ echo 'Running Version 0'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination LTLCardinality -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=/tmp/.eclipse -Xss128m -Xms40m -Xmx16000m

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="CloudDeployment-PT-2a"
export BK_EXAMINATION="LTLCardinality"
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 CloudDeployment-PT-2a, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r045-oct2-162038291700268"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

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